From 42b81e2128fef184cb030ab69735102c72d3d511 Mon Sep 17 00:00:00 2001
From: Yanick Champoux <yanick@babyl.ca>
Date: Tue, 21 Mar 2023 14:29:44 -0400
Subject: [PATCH 1/6] Identification

---
 src/lib/components/GlobalStyle.svelte         | 11 ++++
 .../ShipEdit/Identification.story.svelte      | 17 ++++++
 .../components/ShipEdit/Identification.svelte | 54 +++++++++++++++++++
 .../Identification.stories.svelte.todo        | 22 --------
 .../{ => Identification}/ShipCost.svelte      |  8 +--
 .../ShipEdit/Identification/index.svelte      | 40 --------------
 6 files changed, 86 insertions(+), 66 deletions(-)
 create mode 100644 src/lib/components/ShipEdit/Identification.story.svelte
 create mode 100644 src/lib/components/ShipEdit/Identification.svelte
 delete mode 100644 src/lib/components/ShipEdit/Identification/Identification.stories.svelte.todo
 rename src/lib/components/ShipEdit/{ => Identification}/ShipCost.svelte (89%)
 delete mode 100644 src/lib/components/ShipEdit/Identification/index.svelte

diff --git a/src/lib/components/GlobalStyle.svelte b/src/lib/components/GlobalStyle.svelte
index 4959dac..58095da 100644
--- a/src/lib/components/GlobalStyle.svelte
+++ b/src/lib/components/GlobalStyle.svelte
@@ -115,4 +115,15 @@
   select:focus {
     border: 1px solid var(--indigo-dye);
   }
+
+  input:not([type="checkbox"]) {
+    border: 0px;
+    border-bottom: 1px solid var(--indigo-dye);
+    border-radius: 0px;
+    height: calc(
+      1rem * var(--line-height) + var(--form-element-spacing-vertical) * 1
+    );
+    padding: 0 0.5rem;
+    text-align: center;
+  }
 </style>
diff --git a/src/lib/components/ShipEdit/Identification.story.svelte b/src/lib/components/ShipEdit/Identification.story.svelte
new file mode 100644
index 0000000..d0bbadc
--- /dev/null
+++ b/src/lib/components/ShipEdit/Identification.story.svelte
@@ -0,0 +1,17 @@
+<Hst.Story title="ShipEdit/Identification">
+  <Identification
+    shipClass="Demeter"
+    shipType="Destroyer"
+    isCarrier={false}
+    reqs={{
+      cost: 12,
+      mass: 13,
+      usedMass: 9,
+    }}
+  />
+</Hst.Story>
+
+<script lang="ts">
+  export let Hst;
+  import Identification from "./Identification.svelte";
+</script>
diff --git a/src/lib/components/ShipEdit/Identification.svelte b/src/lib/components/ShipEdit/Identification.svelte
new file mode 100644
index 0000000..9ed04ef
--- /dev/null
+++ b/src/lib/components/ShipEdit/Identification.svelte
@@ -0,0 +1,54 @@
+<div class="identification-row">
+  <div>
+    <Field label="ship class" bind:value={shipClass} />
+    <Field label="ship type">
+      <select bind:value={shipType}>
+        {#each shipTypes as name (name)}
+          <option>{name}</option>
+        {/each}
+      </select>
+    </Field>
+  </div>
+  <ShipCost {...reqs} />
+</div>
+
+<script>
+  import { getContext } from "svelte";
+
+  import Field from "$lib/components/Field.svelte";
+  import { candidateShipTypes } from "./Identification/shipTypes.js";
+  import ShipCost from "./Identification/ShipCost.svelte";
+
+  export let shipClass = "";
+  export let shipType = "";
+  export let isCarrier = false;
+  export let reqs = {};
+
+  export let api = getContext("api");
+
+  $: shipTypes = candidateShipTypes(reqs.mass, isCarrier).map(
+    ({ name }) => name
+  );
+
+  $: if (shipTypes.length > 0 && !shipTypes.includes(shipType))
+    shipType = shipTypes[0];
+
+  $: api?.dispatch?.setShipType?.(shipType);
+  $: api?.dispatch?.setShipClass?.(shipClass);
+</script>
+
+<style>
+  div {
+    display: flex;
+    align-items: end;
+    gap: 2em;
+  }
+  .identification-row {
+    display: flex;
+    align-items: start;
+  }
+
+  .identification-row :global(> *:first-child) {
+    flex: 1;
+  }
+</style>
diff --git a/src/lib/components/ShipEdit/Identification/Identification.stories.svelte.todo b/src/lib/components/ShipEdit/Identification/Identification.stories.svelte.todo
deleted file mode 100644
index a3d01ab..0000000
--- a/src/lib/components/ShipEdit/Identification/Identification.stories.svelte.todo
+++ /dev/null
@@ -1,22 +0,0 @@
-<Meta title="ShipEdit/Identification" component={Identification} argTypes={{}} />
-
-<Story name="Primary" args={{}} />
-
-<Template let:args>
-  <div style="width: 50em">
-    <Identification {...args} />
-  </div>
-</Template>
-
-<script>
-  import { Meta, Template, Story } from "@storybook/addon-svelte-csf";
-  import { action } from "@storybook/addon-actions";
-
-  import { setContext } from "svelte";
-
-  import Identification from "./index.svelte";
-
-  setContext("ship", {
-    dispatch: (type, detail) => action(type)(detail),
-  });
-</script>
diff --git a/src/lib/components/ShipEdit/ShipCost.svelte b/src/lib/components/ShipEdit/Identification/ShipCost.svelte
similarity index 89%
rename from src/lib/components/ShipEdit/ShipCost.svelte
rename to src/lib/components/ShipEdit/Identification/ShipCost.svelte
index c06dcd1..0fd0a15 100644
--- a/src/lib/components/ShipEdit/ShipCost.svelte
+++ b/src/lib/components/ShipEdit/Identification/ShipCost.svelte
@@ -22,18 +22,18 @@
 <script>
   import { base } from "$app/paths";
   import { getContext } from "svelte";
-  import Field from "$lib/components/Field/index.svelte";
+  import Field from "$lib/components/Field.svelte";
 
-  export let ship = getContext("ship");
+  export let api = getContext("api");
 
   export let mass = 10;
   export let cost = 10;
-  export let usedMass = 5;
+  export let usedMass = 10;
 
   $: massUnused = mass - usedMass;
   $: withinBudget = massUnused >= 0;
 
-  $: ship.dispatch(ship.actions.setShipMass(mass));
+  $: api?.dispatch?.setShipMass?.(mass);
 
   /*   const change_tonnage = ({ target: { value } }) => */
   /*     ship.dispatch(ship.actions.set_ship_mass(parseInt(value))); */
diff --git a/src/lib/components/ShipEdit/Identification/index.svelte b/src/lib/components/ShipEdit/Identification/index.svelte
deleted file mode 100644
index d9abc10..0000000
--- a/src/lib/components/ShipEdit/Identification/index.svelte
+++ /dev/null
@@ -1,40 +0,0 @@
-<div>
-  <Field label="ship class" bind:value={shipClass} />
-  <Field label="ship type">
-    <select bind:value={shipType}>
-      {#each shipTypes as name (name)}
-        <option>{name}</option>
-      {/each}
-    </select>
-  </Field>
-</div>
-
-<script>
-  import { getContext } from "svelte";
-
-  import Field from "$lib/components/Field/index.svelte";
-  import { candidateShipTypes } from "./shipTypes.js";
-
-  export let shipClass = "";
-  export let shipType = "";
-  export let mass = 10;
-  export let isCarrier = false;
-
-  const ship = getContext("ship");
-
-  $: shipTypes = candidateShipTypes(mass, isCarrier).map(({ name }) => name);
-
-  $: if (shipTypes.length > 0 && !shipTypes.includes(shipType))
-    shipType = shipTypes[0];
-
-  $: ship.dispatch(ship.actions.setShipType(shipType));
-  $: ship.dispatch(ship.actions.setShipClass(shipClass));
-</script>
-
-<style>
-  div {
-    display: flex;
-    align-items: end;
-    gap: 2em;
-  }
-</style>

From cdb7e8ee35c107d5d7dd1548b612836c59538803 Mon Sep 17 00:00:00 2001
From: Yanick Champoux <yanick@babyl.ca>
Date: Tue, 21 Mar 2023 15:42:45 -0400
Subject: [PATCH 2/6] enter the new updux

---
 src/lib/components/ShipEdit.story.svelte      | 18 ++++++++++++
 src/lib/components/ShipEdit.svelte            | 19 ++++++++++++
 .../components/ShipEdit/Identification.svelte |  3 +-
 .../ShipEdit/Identification/ShipCost.svelte   |  4 ++-
 src/lib/store/api.ts                          |  9 ++++++
 src/lib/store/{ship.js => ship.js.old}        |  0
 src/lib/store/ship.ts                         | 11 +++++++
 src/lib/store/ship/identification.ts          | 29 +++++++++++++++++++
 8 files changed, 90 insertions(+), 3 deletions(-)
 create mode 100644 src/lib/components/ShipEdit.story.svelte
 create mode 100644 src/lib/components/ShipEdit.svelte
 create mode 100644 src/lib/store/api.ts
 rename src/lib/store/{ship.js => ship.js.old} (100%)
 create mode 100644 src/lib/store/ship.ts
 create mode 100644 src/lib/store/ship/identification.ts

diff --git a/src/lib/components/ShipEdit.story.svelte b/src/lib/components/ShipEdit.story.svelte
new file mode 100644
index 0000000..2e8c452
--- /dev/null
+++ b/src/lib/components/ShipEdit.story.svelte
@@ -0,0 +1,18 @@
+<Hst.Story>
+  <ShipEdit {ship} />
+</Hst.Story>
+
+<script>
+  import { setContext } from "svelte";
+  import ShipEdit from "./ShipEdit.svelte";
+  import { createApi } from "$lib/store/api";
+
+  export let Hst;
+
+  const api = createApi();
+  setContext("api", api);
+
+  let ship = api.getState();
+
+  api.subscribe(() => (ship = api.getState()));
+</script>
diff --git a/src/lib/components/ShipEdit.svelte b/src/lib/components/ShipEdit.svelte
new file mode 100644
index 0000000..4aded09
--- /dev/null
+++ b/src/lib/components/ShipEdit.svelte
@@ -0,0 +1,19 @@
+<main>
+  <Identification {...ship.identification} />
+</main>
+
+<script>
+  import Identification from "./ShipEdit/Identification.svelte";
+
+  export let ship = {
+    identification: {},
+  };
+</script>
+
+<style>
+  main {
+    width: var(--main-width);
+    margin-left: auto;
+    margin-right: auto;
+  }
+</style>
diff --git a/src/lib/components/ShipEdit/Identification.svelte b/src/lib/components/ShipEdit/Identification.svelte
index 9ed04ef..e15da04 100644
--- a/src/lib/components/ShipEdit/Identification.svelte
+++ b/src/lib/components/ShipEdit/Identification.svelte
@@ -33,8 +33,7 @@
   $: if (shipTypes.length > 0 && !shipTypes.includes(shipType))
     shipType = shipTypes[0];
 
-  $: api?.dispatch?.setShipType?.(shipType);
-  $: api?.dispatch?.setShipClass?.(shipClass);
+  $: api?.dispatch?.updateIdentification?.({ shipType, shipClass });
 </script>
 
 <style>
diff --git a/src/lib/components/ShipEdit/Identification/ShipCost.svelte b/src/lib/components/ShipEdit/Identification/ShipCost.svelte
index 0fd0a15..a07151c 100644
--- a/src/lib/components/ShipEdit/Identification/ShipCost.svelte
+++ b/src/lib/components/ShipEdit/Identification/ShipCost.svelte
@@ -33,7 +33,9 @@
   $: massUnused = mass - usedMass;
   $: withinBudget = massUnused >= 0;
 
-  $: api?.dispatch?.setShipMass?.(mass);
+  $: api?.dispatch?.updateIdentification?.({
+    reqs: { mass },
+  });
 
   /*   const change_tonnage = ({ target: { value } }) => */
   /*     ship.dispatch(ship.actions.set_ship_mass(parseInt(value))); */
diff --git a/src/lib/store/api.ts b/src/lib/store/api.ts
new file mode 100644
index 0000000..a3b87eb
--- /dev/null
+++ b/src/lib/store/api.ts
@@ -0,0 +1,9 @@
+import ship from "./ship";
+
+export type Api = ReturnType<typeof ship.createStore>;
+
+export const createApi = () => {
+    const api = ship.createStore();
+    console.log(api);
+    return api;
+};
diff --git a/src/lib/store/ship.js b/src/lib/store/ship.js.old
similarity index 100%
rename from src/lib/store/ship.js
rename to src/lib/store/ship.js.old
diff --git a/src/lib/store/ship.ts b/src/lib/store/ship.ts
new file mode 100644
index 0000000..50d5cb6
--- /dev/null
+++ b/src/lib/store/ship.ts
@@ -0,0 +1,11 @@
+import Updux from "updux";
+
+import identification from "./ship/identification";
+
+const shipDux = new Updux({
+    subduxes: {
+        identification,
+    },
+});
+
+export default shipDux;
diff --git a/src/lib/store/ship/identification.ts b/src/lib/store/ship/identification.ts
new file mode 100644
index 0000000..b13e15e
--- /dev/null
+++ b/src/lib/store/ship/identification.ts
@@ -0,0 +1,29 @@
+import Updux, { createAction, withPayload } from "updux";
+import u from "@yanick/updeep-remeda";
+
+const initial = {
+    shipType: "",
+    shipClass: "",
+    isCarrier: false,
+    reqs: {
+        mass: 10,
+        cost: 0,
+        usedMass: 0,
+    },
+};
+
+const setShipClass = createAction("setShipClass", withPayload<string>());
+const updateIdentification = createAction("updateIdentification");
+
+export const dux = new Updux({
+    initial,
+    actions: {
+        setShipClass,
+        updateIdentification,
+    },
+});
+
+dux.addMutation(setShipClass, (shipClass) => u({ shipClass }));
+dux.addMutation(updateIdentification, (update) => u(update));
+
+export default dux;

From a415278b6ad13857a04f73d32c84eba1e8958ff2 Mon Sep 17 00:00:00 2001
From: Yanick Champoux <yanick@babyl.ca>
Date: Wed, 22 Mar 2023 13:04:47 -0400
Subject: [PATCH 3/6] ShipEdit with propulsion

---
 src/lib/components/GlobalStyle.svelte         |  2 +-
 src/lib/components/ShipEdit.svelte            |  7 +--
 .../ShipEdit/Propulsion/Engine.svelte         |  2 +-
 .../components/ShipEdit/Propulsion/Ftl.svelte |  8 ++--
 src/lib/shipDux/propulsion/ftl.ts             | 44 ++++---------------
 src/lib/store/ship.test.ts                    | 10 +++++
 src/lib/store/ship.ts                         | 37 ++++++++++++++++
 src/lib/store/ship/identification.ts          |  6 +++
 src/lib/store/ship/propulsion/ftl.ts          | 40 +++++++++++++++++
 9 files changed, 112 insertions(+), 44 deletions(-)
 create mode 100644 src/lib/store/ship.test.ts
 create mode 100644 src/lib/store/ship/propulsion/ftl.ts

diff --git a/src/lib/components/GlobalStyle.svelte b/src/lib/components/GlobalStyle.svelte
index 58095da..3d01505 100644
--- a/src/lib/components/GlobalStyle.svelte
+++ b/src/lib/components/GlobalStyle.svelte
@@ -116,7 +116,7 @@
     border: 1px solid var(--indigo-dye);
   }
 
-  input:not([type="checkbox"]) {
+  input:not([type="checkbox"]):not([type="radio"]) {
     border: 0px;
     border-bottom: 1px solid var(--indigo-dye);
     border-radius: 0px;
diff --git a/src/lib/components/ShipEdit.svelte b/src/lib/components/ShipEdit.svelte
index 4aded09..c2a0071 100644
--- a/src/lib/components/ShipEdit.svelte
+++ b/src/lib/components/ShipEdit.svelte
@@ -1,13 +1,14 @@
 <main>
   <Identification {...ship.identification} />
+  <Propulsion {...ship.propulsion} />
 </main>
 
 <script>
   import Identification from "./ShipEdit/Identification.svelte";
+  import Propulsion from "./ShipEdit/Propulsion.svelte";
+  import shipDux from "$lib/store/ship";
 
-  export let ship = {
-    identification: {},
-  };
+  export let ship = shipDux.initial;
 </script>
 
 <style>
diff --git a/src/lib/components/ShipEdit/Propulsion/Engine.svelte b/src/lib/components/ShipEdit/Propulsion/Engine.svelte
index c1a6df8..4bfb402 100644
--- a/src/lib/components/ShipEdit/Propulsion/Engine.svelte
+++ b/src/lib/components/ShipEdit/Propulsion/Engine.svelte
@@ -25,7 +25,7 @@
   export let rating = 0;
   export let api = getContext("api");
 
-  $: api?.dispatch?.setEngine({ rating, advanced });
+  $: api?.dispatch?.setEngine?.({ rating, advanced });
 </script>
 
 <style>
diff --git a/src/lib/components/ShipEdit/Propulsion/Ftl.svelte b/src/lib/components/ShipEdit/Propulsion/Ftl.svelte
index 171c6e5..a6bbd47 100644
--- a/src/lib/components/ShipEdit/Propulsion/Ftl.svelte
+++ b/src/lib/components/ShipEdit/Propulsion/Ftl.svelte
@@ -1,6 +1,6 @@
 <ShipItem {...reqs}>
   <Field label="FTL drive">
-    {#each types as t (t)}
+    {#each ftlTypes as t (t)}
       <label
         ><input type="radio" bind:group={type} value={t} />
         {t}
@@ -15,13 +15,13 @@
   import ShipItem from "$lib/components/ShipItem.svelte";
   import Field from "$lib/components/Field.svelte";
 
+  import { ftlTypes } from "$lib/store/ship/propulsion/ftl";
+
   export let type = "none";
   export let reqs = { mass: 0, cost: 0 };
   export let api = getContext("api");
 
-  const types = ["none", "standard", "advanced"];
-
-  $: api?.dispatch.setFtl(type);
+  $: api?.dispatch.setFtlType?.(type);
 </script>
 
 <style>
diff --git a/src/lib/shipDux/propulsion/ftl.ts b/src/lib/shipDux/propulsion/ftl.ts
index b138bfe..9266e03 100644
--- a/src/lib/shipDux/propulsion/ftl.ts
+++ b/src/lib/shipDux/propulsion/ftl.ts
@@ -5,43 +5,17 @@ import { createSlice, PayloadAction } from "@reduxjs/toolkit";
 
 import { reqs, Reqs } from "../reqs.js";
 
-export const ftlTypes = ["none", "standard", "advanced"] as const;
-type FtlType = typeof ftlTypes[number];
-
-export const initialState = {
-  reqs,
-  type: "none" as FtlType,
-};
-
 const ftl = createSlice({
-  name: "ftl",
-  initialState,
-  reducers: {
-    setFtl: (state, { payload }: PayloadAction<FtlType>) => {
-      state.type = payload;
+    name: "ftl",
+    initialState,
+    reducers: {
+        setFtl: (state, { payload }: PayloadAction<FtlType>) => {
+            state.type = payload;
+        },
+        setFtlReqs: (state, action: PayloadAction<Reqs>) => {
+            state.reqs = action.payload;
+        },
     },
-    setFtlReqs: (state, action: PayloadAction<Reqs>) => {
-      state.reqs = action.payload;
-    },
-  },
 });
 
-export function calcFtlReqs(type: FtlType, shipMass: number): Reqs {
-  if (type === "none") return { cost: 0, mass: 0 };
-
-  const mass = Math.ceil(shipMass / 10);
-
-  return {
-    mass,
-    cost: mass * (type === "advanced" ? 3 : 2),
-  };
-}
-
 export const { actions, reducer } = ftl;
-
-// needs to be at the top level
-export const ftlReqsReaction = (store) =>
-  createSelector(
-    [(ship) => ship.propulsion.ftl.type, (ship) => ship.reqs.mass],
-    (type, shipMass) => store.dispatch.setFtlReqs(calcFtlReqs(type, shipMass))
-  );
diff --git a/src/lib/store/ship.test.ts b/src/lib/store/ship.test.ts
new file mode 100644
index 0000000..9a60228
--- /dev/null
+++ b/src/lib/store/ship.test.ts
@@ -0,0 +1,10 @@
+import { test, expect } from "vitest";
+import ship from "./ship";
+
+test("ftlReqs reaction", () => {
+    const store = ship.createStore();
+    store.dispatch.setFtlType("standard");
+
+    expect(store.getState().propulsion.ftl.reqs.mass).toEqual(1);
+    expect(store.getState().identification.reqs.usedMass).toEqual(1);
+});
diff --git a/src/lib/store/ship.ts b/src/lib/store/ship.ts
index 50d5cb6..f86b2af 100644
--- a/src/lib/store/ship.ts
+++ b/src/lib/store/ship.ts
@@ -1,11 +1,48 @@
+import { createSelector } from "@reduxjs/toolkit";
 import Updux from "updux";
+import * as R from "remeda";
 
 import identification from "./ship/identification";
+import ftl, { calcFtlReqs } from "./ship/propulsion/ftl";
 
 const shipDux = new Updux({
     subduxes: {
         identification,
+        propulsion: new Updux({
+            subduxes: {
+                ftl,
+            },
+        }),
     },
 });
 
+shipDux.addReaction((api) =>
+    createSelector(
+        api.selectors.getFtlType,
+        api.selectors.getShipMass,
+        (type, mass) => api.dispatch.setFtlReqs(calcFtlReqs(type, mass))
+    )
+);
+
+shipDux.addReaction((api) => (state) => {
+    let cost = 0;
+    let mass = 0;
+
+    let subsystems = R.values(R.omit(state, ["identification"]));
+
+    while (subsystems.length > 0) {
+        const subsystem = subsystems.shift();
+        if (typeof subsystem !== "object") continue;
+
+        if (subsystem.reqs) {
+            cost += subsystem.reqs.cost;
+            mass += subsystem.reqs.mass;
+        }
+
+        subsystems.push(...Object.values(subsystem));
+    }
+
+    api.dispatch.setShipReqs({ cost, usedMass: mass });
+});
+
 export default shipDux;
diff --git a/src/lib/store/ship/identification.ts b/src/lib/store/ship/identification.ts
index b13e15e..d731bab 100644
--- a/src/lib/store/ship/identification.ts
+++ b/src/lib/store/ship/identification.ts
@@ -14,16 +14,22 @@ const initial = {
 
 const setShipClass = createAction("setShipClass", withPayload<string>());
 const updateIdentification = createAction("updateIdentification");
+const setShipReqs = createAction("setShipReqs", withPayload());
 
 export const dux = new Updux({
     initial,
     actions: {
         setShipClass,
         updateIdentification,
+        setShipReqs,
+    },
+    selectors: {
+        getShipMass: (state) => state.reqs.mass,
     },
 });
 
 dux.addMutation(setShipClass, (shipClass) => u({ shipClass }));
 dux.addMutation(updateIdentification, (update) => u(update));
+dux.addMutation(setShipReqs, (reqs) => u({ reqs }));
 
 export default dux;
diff --git a/src/lib/store/ship/propulsion/ftl.ts b/src/lib/store/ship/propulsion/ftl.ts
new file mode 100644
index 0000000..2fd0576
--- /dev/null
+++ b/src/lib/store/ship/propulsion/ftl.ts
@@ -0,0 +1,40 @@
+import { reqs, type Reqs } from "$lib/shipDux/reqs";
+import Updux, { createAction, withPayload } from "updux";
+import u from "@yanick/updeep-remeda";
+import * as R from "remeda";
+
+export const ftlTypes = ["none", "standard", "advanced"] as const;
+
+type FtlType = typeof ftlTypes[number];
+
+export const initial = {
+    reqs,
+    type: "none" as FtlType,
+};
+
+const setFtlType = createAction("setFtlType", withPayload<FtlType>());
+const setFtlReqs = createAction("setFtlReqs", withPayload<Reqs>());
+
+const dux = new Updux({
+    initial,
+    actions: { setFtlType, setFtlReqs },
+    selectors: {
+        getFtlType: R.prop<any, any>("type"),
+    },
+});
+
+dux.addMutation(setFtlType, (type) => u({ type }));
+dux.addMutation(setFtlReqs, (reqs) => u({ reqs }));
+
+export default dux;
+
+export function calcFtlReqs(type: FtlType, shipMass: number): Reqs {
+    if (type === "none") return { cost: 0, mass: 0 };
+
+    const mass = Math.ceil(shipMass / 10);
+
+    return {
+        mass,
+        cost: mass * (type === "advanced" ? 3 : 2),
+    };
+}

From 1a194096454adb4c5f31eaa59af8de15d9c777da Mon Sep 17 00:00:00 2001
From: Yanick Champoux <yanick@babyl.ca>
Date: Wed, 22 Mar 2023 16:18:10 -0400
Subject: [PATCH 4/6] move styles

---
 src/histoire.setup.js                         |   4 +-
 src/lib/components/GlobalStyle.svelte         | 129 ------------------
 src/lib/components/ShipEdit.story.svelte      |   5 +-
 .../ShipEdit/Carrier/Squadron.svelte          |   2 -
 src/lib/components/ShipEdit/Propulsion.svelte |  10 +-
 .../ShipEdit/Propulsion/Engine.story.svelte   |   1 -
 .../ShipEdit/Propulsion/Engine.svelte         |   3 +-
 .../ShipEdit/Propulsion/Ftl.story.svelte      |   1 -
 src/lib/shipDux/carrier.ts                    | 110 +++++++--------
 src/lib/shipDux/engine.ts                     |  47 ++++---
 src/lib/shipDux/propulsion/drive.ts           |  36 ++---
 src/lib/store/ship.test.ts                    |   6 +-
 src/lib/store/ship.ts                         |  14 ++
 src/lib/store/ship/propulsion/drive.ts        |  38 ++++++
 14 files changed, 163 insertions(+), 243 deletions(-)
 delete mode 100644 src/lib/components/GlobalStyle.svelte
 create mode 100644 src/lib/store/ship/propulsion/drive.ts

diff --git a/src/histoire.setup.js b/src/histoire.setup.js
index 617951d..51426a1 100644
--- a/src/histoire.setup.js
+++ b/src/histoire.setup.js
@@ -1 +1,3 @@
-import "./lib/style/index.js";
+//import "./lib/style/index.js";
+import "@picocss/pico";
+import "../static/global.css";
diff --git a/src/lib/components/GlobalStyle.svelte b/src/lib/components/GlobalStyle.svelte
deleted file mode 100644
index 3d01505..0000000
--- a/src/lib/components/GlobalStyle.svelte
+++ /dev/null
@@ -1,129 +0,0 @@
-<script>
-  import "@picocss/pico";
-</script>
-
-<style global>
-  @font-face {
-    font-family: "Faktos";
-    font-style: normal;
-    src: url(/fonts/Faktos.ttf) format("truetype");
-  }
-  @font-face {
-    font-family: "Dosis";
-    src: url(/fonts/dosis/Dosis-VariableFont_wght.ttf) format("truetype");
-  }
-
-  :root {
-    --main-font-family: "Dosis", -apple-system, BlinkMacSystemFont, "Segoe UI",
-      Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
-    --font-family: "Dosis", -apple-system, BlinkMacSystemFont, "Segoe UI",
-      Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
-
-    --font-scale-9: 0.75rem;
-    --font-scale-10: 1em;
-    --font-scale-11: 1.333rem;
-    --font-scale-12: 1.777rem;
-    --font-scale-13: 2.369rem;
-    --font-scale-14: 3.157rem;
-    --font-scale-15: 4.209rem;
-
-    --oxford-blue: hsla(226, 60%, 10%, 1);
-    --royal-blue-dark: hsla(218, 100%, 16%, 1);
-    --indigo-dye: hsla(209, 95%, 24%, 1);
-    --cg-blue: hsla(193, 80%, 35%, 1);
-    --white: hsla(20, 60%, 99%, 1);
-
-    --main-width: 60em;
-  }
-
-  input.short {
-    width: 5em !important;
-  }
-
-  small {
-    font-size: var(--font-scale-9);
-  }
-
-  h1 {
-    margin: 0px;
-    padding: 0px;
-    font-size: var(--font-scale-14);
-  }
-
-  h2 {
-    font-size: var(--font-scale-12);
-  }
-
-  body {
-    position: relative;
-    width: 100%;
-    height: 100%;
-    background-color: var(--white);
-    color: #333;
-    margin: 0;
-    padding: 8px;
-    box-sizing: border-box;
-    font-family: "Dosis", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
-      Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
-  }
-
-  a {
-    color: rgb(0, 100, 200);
-    text-decoration: none;
-  }
-
-  a:hover {
-    text-decoration: underline;
-  }
-
-  a:visited {
-    color: rgb(0, 80, 160);
-  }
-
-  label {
-    display: block;
-  }
-
-  input,
-  button,
-  select,
-  textarea {
-    font-family: inherit;
-    font-size: inherit;
-    padding: 0.4em;
-    margin: 0 0 0.5em 0;
-    box-sizing: border-box;
-    border: 1px solid #ccc;
-    border-radius: 2px;
-  }
-
-  input:disabled {
-    color: #ccc;
-  }
-
-  input[type="range"] {
-    height: 0;
-  }
-
-  /* input, */
-  /* select { */
-  /*   border: 0px; */
-  /*   border-bottom: 1px solid var(--indigo-dye); */
-  /* } */
-
-  input:focus,
-  select:focus {
-    border: 1px solid var(--indigo-dye);
-  }
-
-  input:not([type="checkbox"]):not([type="radio"]) {
-    border: 0px;
-    border-bottom: 1px solid var(--indigo-dye);
-    border-radius: 0px;
-    height: calc(
-      1rem * var(--line-height) + var(--form-element-spacing-vertical) * 1
-    );
-    padding: 0 0.5rem;
-    text-align: center;
-  }
-</style>
diff --git a/src/lib/components/ShipEdit.story.svelte b/src/lib/components/ShipEdit.story.svelte
index 2e8c452..71f3cc3 100644
--- a/src/lib/components/ShipEdit.story.svelte
+++ b/src/lib/components/ShipEdit.story.svelte
@@ -14,5 +14,8 @@
 
   let ship = api.getState();
 
-  api.subscribe(() => (ship = api.getState()));
+  api.subscribe(() => {
+    console.log("update!");
+    ship = api.getState();
+  });
 </script>
diff --git a/src/lib/components/ShipEdit/Carrier/Squadron.svelte b/src/lib/components/ShipEdit/Carrier/Squadron.svelte
index eae0a30..9db78ea 100644
--- a/src/lib/components/ShipEdit/Carrier/Squadron.svelte
+++ b/src/lib/components/ShipEdit/Carrier/Squadron.svelte
@@ -1,5 +1,4 @@
 <ShipItem {...reqs}>
-  <!--
   <Field label={`squadron ${id}`}>
     <select bind:value={type}>
       {#each types as type (type)}
@@ -7,7 +6,6 @@
       {/each}
     </select>
   </Field>
-    -->
 </ShipItem>
 
 <script>
diff --git a/src/lib/components/ShipEdit/Propulsion.svelte b/src/lib/components/ShipEdit/Propulsion.svelte
index 8a432bf..e361da1 100644
--- a/src/lib/components/ShipEdit/Propulsion.svelte
+++ b/src/lib/components/ShipEdit/Propulsion.svelte
@@ -1,6 +1,6 @@
 <Section label="propulsion">
-  <Drive {...propulsion.drive} />
-  <Ftl {...propulsion.ftl} />
+  <Drive {...drive} />
+  <Ftl {...ftl} />
 </Section>
 
 <script lang="ts">
@@ -8,8 +8,6 @@
   import Drive from "./Propulsion/Engine.svelte";
   import Ftl from "./Propulsion/Ftl.svelte";
 
-  export let propulsion = {
-    drive: {},
-    ftl: {},
-  };
+  export let drive = {};
+  export let ftl = {};
 </script>
diff --git a/src/lib/components/ShipEdit/Propulsion/Engine.story.svelte b/src/lib/components/ShipEdit/Propulsion/Engine.story.svelte
index 65b3f32..95954c2 100644
--- a/src/lib/components/ShipEdit/Propulsion/Engine.story.svelte
+++ b/src/lib/components/ShipEdit/Propulsion/Engine.story.svelte
@@ -13,5 +13,4 @@
   };
 
   import Engine from "./Engine.svelte";
-  import "$lib/components/GlobalStyle.svelte";
 </script>
diff --git a/src/lib/components/ShipEdit/Propulsion/Engine.svelte b/src/lib/components/ShipEdit/Propulsion/Engine.svelte
index 4bfb402..2925a6f 100644
--- a/src/lib/components/ShipEdit/Propulsion/Engine.svelte
+++ b/src/lib/components/ShipEdit/Propulsion/Engine.svelte
@@ -25,7 +25,8 @@
   export let rating = 0;
   export let api = getContext("api");
 
-  $: api?.dispatch?.setEngine?.({ rating, advanced });
+  console.log(api?.dispatch?.setDrive);
+  $: api?.dispatch?.setDrive?.({ rating, advanced });
 </script>
 
 <style>
diff --git a/src/lib/components/ShipEdit/Propulsion/Ftl.story.svelte b/src/lib/components/ShipEdit/Propulsion/Ftl.story.svelte
index dc1cdac..b69f090 100644
--- a/src/lib/components/ShipEdit/Propulsion/Ftl.story.svelte
+++ b/src/lib/components/ShipEdit/Propulsion/Ftl.story.svelte
@@ -13,5 +13,4 @@
   };
 
   import Ftl from "./Ftl.svelte";
-  import "$lib/components/GlobalStyle.svelte";
 </script>
diff --git a/src/lib/shipDux/carrier.ts b/src/lib/shipDux/carrier.ts
index 04048f1..4f5e4b7 100644
--- a/src/lib/shipDux/carrier.ts
+++ b/src/lib/shipDux/carrier.ts
@@ -1,79 +1,79 @@
-import { PayloadAction, createSlice } from "@reduxjs/toolkit";
-import { reqs, Reqs } from "./reqs";
+import { createSlice } from "@reduxjs/toolkit";
+import { reqs, type Reqs } from "./reqs";
 
 type Squadron = {
-  type: string;
-  reqs: Reqs;
+    type: string;
+    reqs: Reqs;
 };
 
 const initialState = {
-  bays: 0,
-  squadrons: [] as Squadron[],
-  reqs,
+    bays: 0,
+    squadrons: [] as Squadron[],
+    reqs,
 };
 
 export const { actions, reducer } = createSlice({
-  name: "carrier",
-  initialState,
-  reducers: {
-    setCarrierBays: (state, action: PayloadAction<number>) => {
-      state.bays = action.payload;
-      state.reqs = calcBaysReqs(action.payload);
-      state.squadrons = adjustSquadrons(action.payload)(state.squadrons);
+    name: "carrier",
+    initialState,
+    reducers: {
+        setCarrierBays: (state, action: PayloadAction<number>) => {
+            state.bays = action.payload;
+            state.reqs = calcBaysReqs(action.payload);
+            state.squadrons = adjustSquadrons(action.payload)(state.squadrons);
+        },
+        setSquadronType: (
+            state,
+            action: PayloadAction<{ type: string; id: number }>
+        ) => {
+            state.squadrons[action.payload.id - 1] = {
+                type: action.payload.type,
+                reqs: squadronReqs(action.payload.type),
+            };
+        },
     },
-    setSquadronType: (
-      state,
-      action: PayloadAction<{ type: string; id: number }>
-    ) => {
-      state.squadrons[action.payload.id - 1] = {
-        type: action.payload.type,
-        reqs: squadronReqs(action.payload.type),
-      };
-    },
-  },
 });
 
 export const squadronTypes = [
-  { type: "standard", cost: 3 },
-  { type: "fast", cost: 4 },
-  { type: "heavy", cost: 5 },
-  { type: "interceptor", cost: 3 },
-  { type: "attack", cost: 4 },
-  { type: "long range", cost: 4 },
-  { type: "torpedo", cost: 6 },
+    { type: "standard", cost: 3 },
+    { type: "fast", cost: 4 },
+    { type: "heavy", cost: 5 },
+    { type: "interceptor", cost: 3 },
+    { type: "attack", cost: 4 },
+    { type: "long range", cost: 4 },
+    { type: "torpedo", cost: 6 },
 ];
 
 function squadronReqs(type: string) {
-  return {
-    mass: 6,
-    cost: 6 * squadronTypes.find((s) => s.type === type)?.cost,
-  };
+    return {
+        mass: 6,
+        cost: 6 * squadronTypes.find((s) => s.type === type)?.cost,
+    };
 }
 
 const adjustSquadrons = (bays) => (squadrons) => {
-  if (squadrons.length > bays) {
-    squadrons = squadrons.slice(0, bays);
-  }
+    if (squadrons.length > bays) {
+        squadrons = squadrons.slice(0, bays);
+    }
 
-  if (squadrons.length < bays) {
-    squadrons = [
-      ...squadrons,
-      ..._.times(bays - squadrons.length, () => ({
-        type: squadronTypes[0].type,
-        reqs: {
-          cost: 6 * squadronTypes[0].cost,
-          mass: 6,
-        },
-      })),
-    ];
-  }
+    if (squadrons.length < bays) {
+        squadrons = [
+            ...squadrons,
+            ..._.times(bays - squadrons.length, () => ({
+                type: squadronTypes[0].type,
+                reqs: {
+                    cost: 6 * squadronTypes[0].cost,
+                    mass: 6,
+                },
+            })),
+        ];
+    }
 
-  return squadrons;
+    return squadrons;
 };
 
 function calcBaysReqs(bays) {
-  return {
-    mass: 9 * bays,
-    cost: 18 * bays,
-  };
+    return {
+        mass: 9 * bays,
+        cost: 18 * bays,
+    };
 }
diff --git a/src/lib/shipDux/engine.ts b/src/lib/shipDux/engine.ts
index 4d0511d..a6c732e 100644
--- a/src/lib/shipDux/engine.ts
+++ b/src/lib/shipDux/engine.ts
@@ -1,42 +1,41 @@
-import { createSlice, PayloadAction } from "@reduxjs/toolkit";
-import { Updux } from "updux";
+import { createSlice, type PayloadAction } from "@reduxjs/toolkit";
 import u from "updeep";
 
-import { Reqs, reqs } from "./reqs.js";
+import { type Reqs, reqs } from "./reqs.js";
 
 const initialState = {
-  rating: 1,
-  advanced: false,
-  reqs,
+    rating: 1,
+    advanced: false,
+    reqs,
 };
 
 const engine = createSlice({
-  name: "engine",
-  initialState,
-  reducers: {
-    setDriveRating(state, action: PayloadAction<number>) {
-      state.rating = action.payload;
+    name: "engine",
+    initialState,
+    reducers: {
+        setDriveRating(state, action: PayloadAction<number>) {
+            state.rating = action.payload;
+        },
+        setDriveAdvanced(state, action: PayloadAction<boolean>) {
+            state.advanced = action.payload;
+        },
+        setDriverReqs(state, action: PayloadAction<Reqs>) {
+            state.reqs = action.payload;
+        },
     },
-    setDriveAdvanced(state, action: PayloadAction<boolean>) {
-      state.advanced = action.payload;
-    },
-    setDriverReqs(state, action: PayloadAction<Reqs>) {
-      state.reqs = action.payload;
-    },
-  },
 });
 
 export const { actions, reducer } = engine;
 
 export function calcDriveReqs(
-  shipMass: number,
-  rating: number,
-  advanced = false
+    shipMass: number,
+    rating: number,
+    advanced = false
 ) {
-  const mass = Math.ceil(rating * 0.05 * shipMass);
-  const cost = mass * (advanced ? 3 : 2);
+    const mass = Math.ceil(rating * 0.05 * shipMass);
+    const cost = mass * (advanced ? 3 : 2);
 
-  return { mass, cost };
+    return { mass, cost };
 }
 
 export default engine;
diff --git a/src/lib/shipDux/propulsion/drive.ts b/src/lib/shipDux/propulsion/drive.ts
index 3f9ddc7..29d4a77 100644
--- a/src/lib/shipDux/propulsion/drive.ts
+++ b/src/lib/shipDux/propulsion/drive.ts
@@ -2,28 +2,28 @@ import { PayloadAction, createSlice } from "@reduxjs/toolkit";
 import { reqs, Reqs } from "../reqs";
 
 type DriveProps = {
-  rating: number;
-  advanced: boolean;
+    rating: number;
+    advanced: boolean;
 };
 
 export const initialState: DriveProps & { reqs: Reqs } = {
-  rating: 0,
-  advanced: false,
-  reqs,
+    rating: 0,
+    advanced: false,
+    reqs,
 };
 
 const driveSlice = createSlice({
-  initialState,
-  name: "drive",
-  reducers: {
-    setDrive: (state, action: PayloadAction<DriveProps>) => {
-      state.rating = action.payload.rating;
-      state.advanced = action.payload.advanced;
+    initialState,
+    name: "drive",
+    reducers: {
+        setDrive: (state, action: PayloadAction<DriveProps>) => {
+            state.rating = action.payload.rating;
+            state.advanced = action.payload.advanced;
+        },
+        setDriveReqs: (state, action: PayloadAction<Reqs>) => {
+            state.reqs = action.payload;
+        },
     },
-    setDriveReqs: (state, action: PayloadAction<Reqs>) => {
-      state.reqs = action.payload;
-    },
-  },
 });
 
 export const { actions, reducer } = driveSlice;
@@ -41,10 +41,4 @@ export const calculateDriveReqs = (store) =>
       store.dispatch.setDriveReqs(calcDriveReqs(ship_mass, rating, advanced))
   );
 
-export function calcDriveReqs(shipMass, rating, advanced = false) {
-  const mass = Math.ceil(rating * 0.05 * shipMass);
-  const cost = mass * (advanced ? 3 : 2);
-
-  return { mass, cost };
-}
 */
diff --git a/src/lib/store/ship.test.ts b/src/lib/store/ship.test.ts
index 9a60228..634dd6e 100644
--- a/src/lib/store/ship.test.ts
+++ b/src/lib/store/ship.test.ts
@@ -1,10 +1,14 @@
 import { test, expect } from "vitest";
 import ship from "./ship";
 
-test("ftlReqs reaction", () => {
+test("misc", () => {
     const store = ship.createStore();
     store.dispatch.setFtlType("standard");
 
     expect(store.getState().propulsion.ftl.reqs.mass).toEqual(1);
     expect(store.getState().identification.reqs.usedMass).toEqual(1);
+
+    store.dispatch.setDrive({ rating: 3, advanced: true });
+
+    expect(store.getState().propulsion.drive.reqs).toEqual({ mass: 2, cost: 6 });
 });
diff --git a/src/lib/store/ship.ts b/src/lib/store/ship.ts
index f86b2af..5c91c60 100644
--- a/src/lib/store/ship.ts
+++ b/src/lib/store/ship.ts
@@ -4,13 +4,17 @@ import * as R from "remeda";
 
 import identification from "./ship/identification";
 import ftl, { calcFtlReqs } from "./ship/propulsion/ftl";
+import drive from "./ship/propulsion/drive";
+import { calcDriveReqs } from "$lib/shipDux/engine";
 
 const shipDux = new Updux({
     subduxes: {
         identification,
         propulsion: new Updux({
+            initial: {},
             subduxes: {
                 ftl,
+                drive,
             },
         }),
     },
@@ -45,4 +49,14 @@ shipDux.addReaction((api) => (state) => {
     api.dispatch.setShipReqs({ cost, usedMass: mass });
 });
 
+shipDux.addReaction((api) =>
+    createSelector(
+        api.selectors.getShipMass,
+        (state) => state.propulsion.drive.rating,
+        (state) => state.propulsion.drive.advanced,
+        (mass, rating, advanced) =>
+            api.dispatch.setDriveReqs(calcDriveReqs(mass, rating, advanced))
+    )
+);
+
 export default shipDux;
diff --git a/src/lib/store/ship/propulsion/drive.ts b/src/lib/store/ship/propulsion/drive.ts
new file mode 100644
index 0000000..683994c
--- /dev/null
+++ b/src/lib/store/ship/propulsion/drive.ts
@@ -0,0 +1,38 @@
+import { reqs, type Reqs } from "$lib/shipDux/reqs";
+import Updux, { createPayloadAction } from "updux";
+import u from "@yanick/updeep-remeda";
+
+type DriveProps = {
+    rating: number;
+    advanced: boolean;
+};
+
+const initial: DriveProps & { reqs: Reqs } = {
+    rating: 0,
+    advanced: false,
+    reqs,
+};
+
+const setDrive = createPayloadAction<DriveProps>("setDrive");
+const setDriveReqs = createPayloadAction<Reqs>("setDriveReqs");
+
+const dux = new Updux({
+    initial,
+    actions: { setDrive, setDriveReqs },
+});
+
+export default dux;
+
+dux.addMutation(setDrive, (change) => u(change));
+dux.addMutation(setDriveReqs, (reqs) => u({ reqs }));
+
+export function calcDriveReqs(
+    shipMass: number,
+    rating: number,
+    advanced = false
+) {
+    const mass = Math.ceil(rating * 0.05 * shipMass);
+    const cost = mass * (advanced ? 3 : 2);
+
+    return { mass, cost };
+}

From 19293501cbe239c730393da445deee6e4fc8ecc0 Mon Sep 17 00:00:00 2001
From: Yanick Champoux <yanick@babyl.ca>
Date: Thu, 23 Mar 2023 10:44:54 -0400
Subject: [PATCH 5/6] carrier

---
 histoire.config.js            |   2 +-
 package.json                  |  18 ++--
 src/lib/store/ship.test.ts    |   9 ++
 src/lib/store/ship.ts         |   2 +
 src/lib/store/ship/carrier.ts | 118 +++++++++++++++++++++++++
 static/global.css             | 156 +++++++++++++++++++++-------------
 vitest.config.js              |  20 +++--
 7 files changed, 246 insertions(+), 79 deletions(-)
 create mode 100644 src/lib/store/ship/carrier.ts

diff --git a/histoire.config.js b/histoire.config.js
index 565928e..918b0dc 100644
--- a/histoire.config.js
+++ b/histoire.config.js
@@ -9,5 +9,5 @@ export default defineConfig({
             // Options here
         }),
     ],
-    //    setupFile: "./src/histoire.setup.js",
+    setupFile: "./src/histoire.setup.js",
 });
diff --git a/package.json b/package.json
index 6def57e..7c8c6b4 100644
--- a/package.json
+++ b/package.json
@@ -26,31 +26,31 @@
     "globby": "^13.1.3",
     "jest-image-snapshot": "^4.5.1",
     "pixelmatch": "^5.3.0",
-    "prettier": "~2.5.1",
-    "prettier-plugin-svelte": "^2.6.0",
+    "prettier": "~2.8.6",
+    "prettier-plugin-svelte": "^2.10.0",
     "showdown": "^2.0.3",
-    "svelte": "^3.55.1",
-    "typescript": "^4.9.5",
-    "vitest": "^0.29.7",
-    "vitest-svelte-kit": "^0.0.6"
+    "svelte": "^3.57.0",
+    "typescript": "^5.0.2",
+    "vitest": "^0.29.7"
   },
   "dependencies": {
     "@picocss/pico": "^1.5.7",
     "@reduxjs/toolkit": "^1.9.3",
     "@sveltejs/adapter-node": "^1.0.0-next.0",
-    "@yanick/updeep-remeda": "^2.1.0",
+    "@yanick/updeep-remeda": "^2.1.1",
     "chota": "^0.8.0",
     "effector": "^22.5.2",
     "histoire": "^0.15.9",
+    "jsdom": "^21.1.1",
     "lodash": "^4.17.21",
     "redux": "^4.1.2",
-    "remeda": "^1.1.0",
+    "remeda": "^1.9.1",
     "reselect": "^4.1.5",
     "svelte-chota": "^1.8.6",
     "svelte-knobby": "^0.3.4",
     "svelte-moveable": "^0.20.0",
     "ts-action": "^11.0.0",
-    "vite": "^4.1.4"
+    "vite": "^4.2.1"
   },
   "prettier": {
     "svelteSortOrder": "options-markup-scripts-styles",
diff --git a/src/lib/store/ship.test.ts b/src/lib/store/ship.test.ts
index 634dd6e..3c0ebbe 100644
--- a/src/lib/store/ship.test.ts
+++ b/src/lib/store/ship.test.ts
@@ -11,4 +11,13 @@ test("misc", () => {
     store.dispatch.setDrive({ rating: 3, advanced: true });
 
     expect(store.getState().propulsion.drive.reqs).toEqual({ mass: 2, cost: 6 });
+
+    store.dispatch.setNbrCarrierBays(1);
+    expect(store.getState().carrier.nbrBays).toEqual(1);
+    store.dispatch.setNbrCarrierBays(2);
+    expect(store.getState().carrier.nbrBays).toEqual(2);
+
+    store.dispatch.setSquadronType(2, "fast");
+
+    expect(store.getState().carrier.squadrons[1]).toHaveProperty("type", "fast");
 });
diff --git a/src/lib/store/ship.ts b/src/lib/store/ship.ts
index 5c91c60..0b01497 100644
--- a/src/lib/store/ship.ts
+++ b/src/lib/store/ship.ts
@@ -6,6 +6,7 @@ import identification from "./ship/identification";
 import ftl, { calcFtlReqs } from "./ship/propulsion/ftl";
 import drive from "./ship/propulsion/drive";
 import { calcDriveReqs } from "$lib/shipDux/engine";
+import { carrierDux } from "./ship/carrier";
 
 const shipDux = new Updux({
     subduxes: {
@@ -17,6 +18,7 @@ const shipDux = new Updux({
                 drive,
             },
         }),
+        carrier: carrierDux,
     },
 });
 
diff --git a/src/lib/store/ship/carrier.ts b/src/lib/store/ship/carrier.ts
new file mode 100644
index 0000000..7dfcfcd
--- /dev/null
+++ b/src/lib/store/ship/carrier.ts
@@ -0,0 +1,118 @@
+import Updux, { createPayloadAction } from "updux";
+import u from "@yanick/updeep-remeda";
+import { reqs, type Reqs } from "$lib/shipDux/reqs";
+
+type Squadron = {
+    type: string;
+    reqs: Reqs;
+};
+
+const initial = {
+    nbrBays: 0,
+    squadrons: [] as Squadron[],
+    reqs,
+};
+
+export const squadronTypes = [
+    { type: "standard", cost: 3 },
+    { type: "fast", cost: 4 },
+    { type: "heavy", cost: 5 },
+    { type: "interceptor", cost: 3 },
+    { type: "attack", cost: 4 },
+    { type: "long range", cost: 4 },
+    { type: "torpedo", cost: 6 },
+];
+
+const setNbrCarrierBays = createPayloadAction<number>("setNbrCarrierBays");
+const setSquadronType = createPayloadAction(
+    "setSquadronType",
+    (id: number, type: string) => ({ id, type })
+);
+
+export const carrierDux = new Updux({
+    initial,
+    actions: { setNbrCarrierBays, setSquadronType },
+});
+
+function calcBaysReqs(bays) {
+    return {
+        mass: 9 * bays,
+        cost: 18 * bays,
+    };
+}
+
+const adjustSquadrons = (bays: number) => (squadrons) => {
+    if (squadrons.length === bays) return squadrons;
+
+    if (squadrons.length > bays) {
+        return squadrons.slice(0, bays);
+    }
+
+    return [
+        ...squadrons,
+        ...Array.from({ length: bays - squadrons.length })
+            .fill({
+                type: squadronTypes[0].type,
+                reqs: {
+                    cost: 6 * squadronTypes[0].cost,
+                    mass: 6,
+                },
+            })
+            .map((s, i) => ({ ...s, id: squadrons.length + i + 1 })),
+    ];
+};
+
+carrierDux.addMutation(setNbrCarrierBays, (nbrBays) =>
+    u({
+        nbrBays,
+        reqs: calcBaysReqs(nbrBays),
+        squadrons: adjustSquadrons(nbrBays),
+    })
+);
+
+carrierDux.addMutation(setSquadronType, ({ id, type }) => {
+    return u({
+        squadrons: u.map(
+            u.if(u.matches({ id }), (state) => {
+                return u(state, {
+                    type,
+                    reqs: squadronReqs(type),
+                });
+            })
+        ),
+    });
+});
+
+function squadronReqs(type: string) {
+    return {
+        mass: 6,
+        cost: 6 * squadronTypes.find((s) => s.type === type)?.cost,
+    };
+}
+
+/*
+export const { actions, reducer } = createSlice({
+    name: "carrier",
+    initialState,
+    reducers: {
+        setCarrierBays: (state, action: PayloadAction<number>) => {
+            state.bays = action.payload;
+            state.reqs = calcBaysReqs(action.payload);
+            state.squadrons = adjustSquadrons(action.payload)(state.squadrons);
+        },
+        setSquadronType: (
+            state,
+            action: PayloadAction<{ type: string; id: number }>
+        ) => {
+            state.squadrons[action.payload.id - 1] = {
+                type: action.payload.type,
+                reqs: squadronReqs(action.payload.type),
+            };
+        },
+    },
+});
+
+
+
+
+*/
diff --git a/static/global.css b/static/global.css
index 49c533a..2d9a4fb 100644
--- a/static/global.css
+++ b/static/global.css
@@ -1,4 +1,26 @@
-:root {
+  @font-face {
+    font-family: "Faktos";
+    font-style: normal;
+    src: url(/fonts/Faktos.ttf) format("truetype");
+  }
+  @font-face {
+    font-family: "Dosis";
+    src: url(/fonts/dosis/Dosis-VariableFont_wght.ttf) format("truetype");
+  }
+
+  :root {
+    --main-font-family: "Dosis", -apple-system, BlinkMacSystemFont, "Segoe UI",
+      Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
+    --font-family: "Dosis", -apple-system, BlinkMacSystemFont, "Segoe UI",
+      Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
+
+    --font-scale-9: 0.75rem;
+    --font-scale-10: 1em;
+    --font-scale-11: 1.333rem;
+    --font-scale-12: 1.777rem;
+    --font-scale-13: 2.369rem;
+    --font-scale-14: 3.157rem;
+    --font-scale-15: 4.209rem;
 
     --oxford-blue: hsla(226, 60%, 10%, 1);
     --royal-blue-dark: hsla(218, 100%, 16%, 1);
@@ -7,83 +29,95 @@
     --white: hsla(20, 60%, 99%, 1);
 
     --main-width: 60em;
-}
+  }
 
-small {font-size: var(--font-scale-9); }
+  input.short {
+    width: 5em !important;
+  }
 
-h1 {
+  small {
+    font-size: var(--font-scale-9);
+  }
+
+  h1 {
     margin: 0px;
     padding: 0px;
     font-size: var(--font-scale-14);
-}
+  }
 
-h2 {
+  h2 {
     font-size: var(--font-scale-12);
-}
+  }
 
-
-html, body {
-	position: relative;
-	width: 100%;
-	height: 100%;
-}
-
-body {
+  body {
+    position: relative;
+    width: 100%;
+    height: 100%;
     background-color: var(--white);
-	color: #333;
-	margin: 0;
-	padding: 8px;
-	box-sizing: border-box;
-	font-family: "Dosis", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
-}
+    color: #333;
+    margin: 0;
+    padding: 8px;
+    box-sizing: border-box;
+    font-family: "Dosis", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
+      Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
+  }
 
-a {
-	color: rgb(0,100,200);
-	text-decoration: none;
-}
+  a {
+    color: rgb(0, 100, 200);
+    text-decoration: none;
+  }
 
-a:hover {
-	text-decoration: underline;
-}
+  a:hover {
+    text-decoration: underline;
+  }
 
-a:visited {
-	color: rgb(0,80,160);
-}
+  a:visited {
+    color: rgb(0, 80, 160);
+  }
 
-label {
-	display: block;
-}
+  label {
+    display: block;
+  }
 
-input, button, select, textarea {
-	font-family: inherit;
-	font-size: inherit;
-	padding: 0.4em;
-	margin: 0 0 0.5em 0;
-	box-sizing: border-box;
-	border: 1px solid #ccc;
-	border-radius: 2px;
-}
+  input,
+  button,
+  select,
+  textarea {
+    font-family: inherit;
+    font-size: inherit;
+    padding: 0.4em;
+    margin: 0 0 0.5em 0;
+    box-sizing: border-box;
+    border: 1px solid #ccc;
+    border-radius: 2px;
+  }
 
-input:disabled {
-	color: #ccc;
-}
+  input:disabled {
+    color: #ccc;
+  }
 
-input[type="range"] {
-	height: 0;
-}
+  input[type="range"] {
+    height: 0;
+  }
 
-/*  ---- inputs --- */
+  /* input, */
+  /* select { */
+  /*   border: 0px; */
+  /*   border-bottom: 1px solid var(--indigo-dye); */
+  /* } */
 
-input, select {
+  input:focus,
+  select:focus {
+    border: 1px solid var(--indigo-dye);
+  }
+
+  input:not([type="checkbox"]):not([type="radio"]) {
     border: 0px;
     border-bottom: 1px solid var(--indigo-dye);
-}
-
-input:focus, select:focus {
-    border: 1px solid var(--indigo-dye);;
-}
-
-input.short {
-    width:5em;
-}
-
+    border-radius: 0px;
+    height: calc(
+      1rem * var(--line-height) + var(--form-element-spacing-vertical) * 1
+    );
+    padding: 0 0.5rem;
+    text-align: center;
+  }
diff --git a/vitest.config.js b/vitest.config.js
index 78214f1..f3fa425 100644
--- a/vitest.config.js
+++ b/vitest.config.js
@@ -1,9 +1,13 @@
-import { extractFromSvelteConfig } from "vitest-svelte-kit";
+import { mergeConfig } from "vite";
+import { defineConfig } from "vitest/config";
+import viteConfig from "./vite.config.js";
 
-export default extractFromSvelteConfig().then((config) => ({
-    ...config,
-    test: {
-      globals: true,
-      environment: "jsdom",
-    },
-  }));
+export default mergeConfig(
+    viteConfig,
+    defineConfig({
+        test: {
+            globals: true,
+            environment: "jsdom",
+        },
+    })
+);

From 074249d566d0594ed1ef66474cbc1875d054af0c Mon Sep 17 00:00:00 2001
From: Yanick Champoux <yanick@babyl.ca>
Date: Fri, 24 Mar 2023 11:01:04 -0400
Subject: [PATCH 6/6] streamlining, store and edit

---
 src/lib/components/ShipEdit.story.svelte      |  7 +-
 src/lib/components/ShipEdit.svelte            | 10 +-
 src/lib/components/ShipEdit/Structure.svelte  | 10 ++
 .../ShipEdit/Structure/Streamlining.svelte    |  8 +-
 src/lib/store/ship.test.ts                    | 35 ++++---
 src/lib/store/ship.ts                         | 92 +++++++++++--------
 src/lib/store/ship/carrier.ts                 |  6 +-
 src/lib/store/ship/identification.ts          | 13 ++-
 src/lib/store/ship/propulsion/drive.ts        |  4 +-
 src/lib/store/ship/propulsion/ftl.ts          |  4 +-
 src/lib/store/ship/structure/rules.ts         |  9 ++
 src/lib/store/ship/structure/streamlining.ts  | 26 ++++++
 12 files changed, 154 insertions(+), 70 deletions(-)
 create mode 100644 src/lib/components/ShipEdit/Structure.svelte
 create mode 100644 src/lib/store/ship/structure/rules.ts
 create mode 100644 src/lib/store/ship/structure/streamlining.ts

diff --git a/src/lib/components/ShipEdit.story.svelte b/src/lib/components/ShipEdit.story.svelte
index 71f3cc3..ad09f02 100644
--- a/src/lib/components/ShipEdit.story.svelte
+++ b/src/lib/components/ShipEdit.story.svelte
@@ -1,5 +1,5 @@
 <Hst.Story>
-  <ShipEdit {ship} />
+  <ShipEdit {...ship} />
 </Hst.Story>
 
 <script>
@@ -14,8 +14,5 @@
 
   let ship = api.getState();
 
-  api.subscribe(() => {
-    console.log("update!");
-    ship = api.getState();
-  });
+  api.subscribe(() => (ship = api.getState()));
 </script>
diff --git a/src/lib/components/ShipEdit.svelte b/src/lib/components/ShipEdit.svelte
index c2a0071..98abf9d 100644
--- a/src/lib/components/ShipEdit.svelte
+++ b/src/lib/components/ShipEdit.svelte
@@ -1,14 +1,18 @@
 <main>
-  <Identification {...ship.identification} />
-  <Propulsion {...ship.propulsion} />
+  <Identification {...identification} />
+  <Propulsion {...propulsion} />
+  <Structure {...structure} />
 </main>
 
 <script>
   import Identification from "./ShipEdit/Identification.svelte";
   import Propulsion from "./ShipEdit/Propulsion.svelte";
   import shipDux from "$lib/store/ship";
+  import Structure from "./ShipEdit/Structure.svelte";
 
-  export let ship = shipDux.initial;
+  export let identification = {};
+  export let propulsion = {};
+  export let structure = {};
 </script>
 
 <style>
diff --git a/src/lib/components/ShipEdit/Structure.svelte b/src/lib/components/ShipEdit/Structure.svelte
new file mode 100644
index 0000000..0b10139
--- /dev/null
+++ b/src/lib/components/ShipEdit/Structure.svelte
@@ -0,0 +1,10 @@
+<Section label="structure">
+  <Streamlining {...streamlining} />
+</Section>
+
+<script lang="ts">
+  import Section from "$lib/components/Section.svelte";
+  import Streamlining from "./Structure/Streamlining.svelte";
+
+  export let streamlining = {};
+</script>
diff --git a/src/lib/components/ShipEdit/Structure/Streamlining.svelte b/src/lib/components/ShipEdit/Structure/Streamlining.svelte
index f610be3..91f017d 100644
--- a/src/lib/components/ShipEdit/Structure/Streamlining.svelte
+++ b/src/lib/components/ShipEdit/Structure/Streamlining.svelte
@@ -18,17 +18,17 @@
 </ShipItem>
 
 <script>
-  import ShipItem from "$lib/components/ShipItem/index.svelte";
-  import Field from "$lib/components/Field/index.svelte";
+  import ShipItem from "$lib/components/ShipItem.svelte";
+  import Field from "$lib/components/Field.svelte";
 
   import { getContext } from "svelte";
 
   export let type = "none";
   export let reqs = {};
 
-  export let {dispatch, shipMass} = getContext("ship");
+  export let api = getContext("api");
 
-  $: dispatch.setStreamlining({type, shipMass: $shipMass});
+  $: api?.dispatch?.setStreamlining?.(type);
 </script>
 
 <style>
diff --git a/src/lib/store/ship.test.ts b/src/lib/store/ship.test.ts
index 3c0ebbe..ddec35a 100644
--- a/src/lib/store/ship.test.ts
+++ b/src/lib/store/ship.test.ts
@@ -1,23 +1,32 @@
 import { test, expect } from "vitest";
 import ship from "./ship";
 
-test("misc", () => {
-    const store = ship.createStore();
-    store.dispatch.setFtlType("standard");
+test("kicking the tires", () => {
+  const store = ship.createStore();
+  console.log(store.getState());
+  console.log(store.getState.getStreamlining());
+  store.dispatch.setFtlType("standard");
 
-    expect(store.getState().propulsion.ftl.reqs.mass).toEqual(1);
-    expect(store.getState().identification.reqs.usedMass).toEqual(1);
+  expect(store.getState().propulsion.ftl.reqs.mass).toEqual(1);
+  expect(store.getState().identification.reqs.usedMass).toEqual(1);
 
-    store.dispatch.setDrive({ rating: 3, advanced: true });
+  store.dispatch.setDrive({ rating: 3, advanced: true });
 
-    expect(store.getState().propulsion.drive.reqs).toEqual({ mass: 2, cost: 6 });
+  expect(store.getState().propulsion.drive.reqs).toEqual({ mass: 2, cost: 6 });
 
-    store.dispatch.setNbrCarrierBays(1);
-    expect(store.getState().carrier.nbrBays).toEqual(1);
-    store.dispatch.setNbrCarrierBays(2);
-    expect(store.getState().carrier.nbrBays).toEqual(2);
+  store.dispatch.setNbrCarrierBays(1);
+  expect(store.getState().carrier.nbrBays).toEqual(1);
+  store.dispatch.setNbrCarrierBays(2);
+  expect(store.getState().carrier.nbrBays).toEqual(2);
 
-    store.dispatch.setSquadronType(2, "fast");
+  store.dispatch.setSquadronType(2, "fast");
 
-    expect(store.getState().carrier.squadrons[1]).toHaveProperty("type", "fast");
+  expect(store.getState().carrier.squadrons[1]).toHaveProperty("type", "fast");
+
+  expect(store.getState.isCarrier()).toBe(true);
+
+  store.dispatch.setStreamlining("partial");
+
+  expect(store.getState.getStreamlining()).toBe("partial");
+  expect(store.selectors.getStreamlining(store.getState())).toBe("partial");
 });
diff --git a/src/lib/store/ship.ts b/src/lib/store/ship.ts
index 0b01497..d939659 100644
--- a/src/lib/store/ship.ts
+++ b/src/lib/store/ship.ts
@@ -7,58 +7,78 @@ import ftl, { calcFtlReqs } from "./ship/propulsion/ftl";
 import drive from "./ship/propulsion/drive";
 import { calcDriveReqs } from "$lib/shipDux/engine";
 import { carrierDux } from "./ship/carrier";
+import { streamliningDux as streamlining } from "./ship/structure/streamlining";
+import { calcStreamliningReqs } from "./ship/structure/rules";
 
 const shipDux = new Updux({
-    subduxes: {
-        identification,
-        propulsion: new Updux({
-            initial: {},
-            subduxes: {
-                ftl,
-                drive,
-            },
-        }),
-        carrier: carrierDux,
-    },
+  subduxes: {
+    identification,
+    structure: new Updux({
+      initialState: {},
+      subduxes: {
+        streamlining,
+      },
+    }),
+    propulsion: new Updux({
+      initialState: {},
+      subduxes: {
+        ftl,
+        drive,
+      },
+    }),
+    carrier: carrierDux,
+  },
 });
 
 shipDux.addReaction((api) =>
-    createSelector(
-        api.selectors.getFtlType,
-        api.selectors.getShipMass,
-        (type, mass) => api.dispatch.setFtlReqs(calcFtlReqs(type, mass))
-    )
+  createSelector(
+    api.selectors.getFtlType,
+    api.selectors.getShipMass,
+    (type, mass) => api.dispatch.setFtlReqs(calcFtlReqs(type, mass))
+  )
 );
 
 shipDux.addReaction((api) => (state) => {
-    let cost = 0;
-    let mass = 0;
+  let cost = 0;
+  let mass = 0;
 
-    let subsystems = R.values(R.omit(state, ["identification"]));
+  let subsystems = R.values(R.omit(state, ["identification"]));
 
-    while (subsystems.length > 0) {
-        const subsystem = subsystems.shift();
-        if (typeof subsystem !== "object") continue;
+  while (subsystems.length > 0) {
+    const subsystem = subsystems.shift();
+    if (typeof subsystem !== "object") continue;
 
-        if (subsystem.reqs) {
-            cost += subsystem.reqs.cost;
-            mass += subsystem.reqs.mass;
-        }
-
-        subsystems.push(...Object.values(subsystem));
+    if (subsystem.reqs) {
+      cost += subsystem.reqs.cost;
+      mass += subsystem.reqs.mass;
     }
 
-    api.dispatch.setShipReqs({ cost, usedMass: mass });
+    subsystems.push(...Object.values(subsystem));
+  }
+
+  api.dispatch.setShipReqs({ cost, usedMass: mass });
 });
 
 shipDux.addReaction((api) =>
-    createSelector(
-        api.selectors.getShipMass,
-        (state) => state.propulsion.drive.rating,
-        (state) => state.propulsion.drive.advanced,
-        (mass, rating, advanced) =>
-            api.dispatch.setDriveReqs(calcDriveReqs(mass, rating, advanced))
-    )
+  createSelector(
+    api.selectors.getShipMass,
+    (state) => state.propulsion.drive.rating,
+    (state) => state.propulsion.drive.advanced,
+    (mass, rating, advanced) =>
+      api.dispatch.setDriveReqs(calcDriveReqs(mass, rating, advanced))
+  )
+);
+
+shipDux.addReaction((api) =>
+  createSelector(
+    //    (state) => state,
+    api.selectors.getShipMass,
+    api.selectors.getStreamlining,
+    (mass, type) => {
+      console.log("AH!", mass, type);
+      api.dispatch.setStreamliningReqs(calcStreamliningReqs(type, mass));
+    }
+  )
 );
 
 export default shipDux;
diff --git a/src/lib/store/ship/carrier.ts b/src/lib/store/ship/carrier.ts
index 7dfcfcd..7426fd1 100644
--- a/src/lib/store/ship/carrier.ts
+++ b/src/lib/store/ship/carrier.ts
@@ -7,7 +7,7 @@ type Squadron = {
     reqs: Reqs;
 };
 
-const initial = {
+const initialState = {
     nbrBays: 0,
     squadrons: [] as Squadron[],
     reqs,
@@ -30,7 +30,7 @@ const setSquadronType = createPayloadAction(
 );
 
 export const carrierDux = new Updux({
-    initial,
+    initialState,
     actions: { setNbrCarrierBays, setSquadronType },
 });
 
@@ -93,7 +93,7 @@ function squadronReqs(type: string) {
 /*
 export const { actions, reducer } = createSlice({
     name: "carrier",
-    initialState,
+    initialStateState,
     reducers: {
         setCarrierBays: (state, action: PayloadAction<number>) => {
             state.bays = action.payload;
diff --git a/src/lib/store/ship/identification.ts b/src/lib/store/ship/identification.ts
index d731bab..220ac02 100644
--- a/src/lib/store/ship/identification.ts
+++ b/src/lib/store/ship/identification.ts
@@ -1,7 +1,9 @@
 import Updux, { createAction, withPayload } from "updux";
 import u from "@yanick/updeep-remeda";
+import * as R from "remeda";
+import { carrierDux } from "./carrier";
 
-const initial = {
+const initialState = {
     shipType: "",
     shipClass: "",
     isCarrier: false,
@@ -17,7 +19,7 @@ const updateIdentification = createAction("updateIdentification");
 const setShipReqs = createAction("setShipReqs", withPayload());
 
 export const dux = new Updux({
-    initial,
+    initialState,
     actions: {
         setShipClass,
         updateIdentification,
@@ -25,6 +27,7 @@ export const dux = new Updux({
     },
     selectors: {
         getShipMass: (state) => state.reqs.mass,
+        isCarrier: ({ isCarrier }) => isCarrier,
     },
 });
 
@@ -32,4 +35,10 @@ dux.addMutation(setShipClass, (shipClass) => u({ shipClass }));
 dux.addMutation(updateIdentification, (update) => u(update));
 dux.addMutation(setShipReqs, (reqs) => u({ reqs }));
 
+dux.addMutation(carrierDux.actions.setNbrCarrierBays, (nbrBays) =>
+    u({
+        isCarrier: nbrBays > 0,
+    })
+);
+
 export default dux;
diff --git a/src/lib/store/ship/propulsion/drive.ts b/src/lib/store/ship/propulsion/drive.ts
index 683994c..e88a240 100644
--- a/src/lib/store/ship/propulsion/drive.ts
+++ b/src/lib/store/ship/propulsion/drive.ts
@@ -7,7 +7,7 @@ type DriveProps = {
     advanced: boolean;
 };
 
-const initial: DriveProps & { reqs: Reqs } = {
+const initialState: DriveProps & { reqs: Reqs } = {
     rating: 0,
     advanced: false,
     reqs,
@@ -17,7 +17,7 @@ const setDrive = createPayloadAction<DriveProps>("setDrive");
 const setDriveReqs = createPayloadAction<Reqs>("setDriveReqs");
 
 const dux = new Updux({
-    initial,
+    initialState,
     actions: { setDrive, setDriveReqs },
 });
 
diff --git a/src/lib/store/ship/propulsion/ftl.ts b/src/lib/store/ship/propulsion/ftl.ts
index 2fd0576..1481e72 100644
--- a/src/lib/store/ship/propulsion/ftl.ts
+++ b/src/lib/store/ship/propulsion/ftl.ts
@@ -7,7 +7,7 @@ export const ftlTypes = ["none", "standard", "advanced"] as const;
 
 type FtlType = typeof ftlTypes[number];
 
-export const initial = {
+export const initialState = {
     reqs,
     type: "none" as FtlType,
 };
@@ -16,7 +16,7 @@ const setFtlType = createAction("setFtlType", withPayload<FtlType>());
 const setFtlReqs = createAction("setFtlReqs", withPayload<Reqs>());
 
 const dux = new Updux({
-    initial,
+    initialState,
     actions: { setFtlType, setFtlReqs },
     selectors: {
         getFtlType: R.prop<any, any>("type"),
diff --git a/src/lib/store/ship/structure/rules.ts b/src/lib/store/ship/structure/rules.ts
new file mode 100644
index 0000000..9551f15
--- /dev/null
+++ b/src/lib/store/ship/structure/rules.ts
@@ -0,0 +1,9 @@
+export type Streamlining = "none" | "partial" | "full";
+
+export function calcStreamliningReqs(type: Streamlining, shipMass: number) {
+  const mass = Math.ceil(
+    (shipMass * (type === "none" ? 0 : type === "partial" ? 5 : 10)) / 100
+  );
+
+  return { mass, cost: 2 * mass };
+}
diff --git a/src/lib/store/ship/structure/streamlining.ts b/src/lib/store/ship/structure/streamlining.ts
new file mode 100644
index 0000000..2239c98
--- /dev/null
+++ b/src/lib/store/ship/structure/streamlining.ts
@@ -0,0 +1,26 @@
+import { reqs } from "$lib/shipDux/reqs";
+import Updux, { createPayloadAction } from "updux";
+import type { Streamlining } from "./rules";
+import u from "@yanick/updeep-remeda";
+
+const initialState = {
+  type: "none" as Streamlining,
+  reqs,
+};
+
+const setStreamlining = createPayloadAction<Streamlining>("setStreamlining");
+const setStreamliningReqs = createPayloadAction("setStreamliningReqs");
+
+export const streamliningDux = new Updux({
+  initialState,
+  actions: { setStreamlining, setStreamliningReqs },
+  selectors: {
+    getStreamlining: (state) => {
+      return state?.type;
+    },
+  },
+});
+
+streamliningDux.addMutation(setStreamlining, (type) => u({ type }));
+
+streamliningDux.addMutation(setStreamliningReqs, (reqs) => u({ reqs }));