import { test, expect } from 'vitest';

import u from 'updeep';
import { Updux } from '../src/index.js';

const done = () => (state) => ({...state, done: true});

const todo = new Updux({
    initial: { id: 0, done: false },
    actions: {
        done: null,
        doneAll: null,
    },
    mutations: {
        done,
        doneAll: done,
    },
});

const todos = new Updux({
    initial: [],
    subduxes: { '*': todo },
    actions: { addTodo: null },
    mutations: {
        addTodo: text => state => [ ...state, { text } ]
    }
});

todos.setMutation(
    todo.actions.done,
    (text,action) => u.map(u.if(u.is('text',text), todo.upreducer(action))),
    true // prevents the subduxes mutations to run automatically
);

test( "tutorial", async () => {
    const store = todos.createStore();

    store.dispatch.addTodo('one');
    store.dispatch.addTodo('two');
    store.dispatch.addTodo('three');

    store.dispatch.done( 'two' );

    expect( store.getState()[1].done ).toBeTruthy();
    expect( store.getState()[2].done ).toBeFalsy();

    store.dispatch.doneAll();

    expect( store.getState().map( ({done}) => done ) ).toEqual([
        true, true, true
    ]);

});