get the games for sale

.gitignore

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+node_modules/
+pnpm-lock.yaml

NOTES

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+
+Root Path
+
+The root path for all requests in the XMLAPI2 are prefixed as follows. These queries can be made on any domain and are interchangeable. Example paths:
+
+    https://boardgamegeek.com/xmlapi2/
+    https://rpggeek.com/xmlapi2/
+    https://videogamegeek.com/xmlapi2/
+
+

package.json

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+{
+    "type":"module",
+	"dependencies": {
+		"cheerio": "1.0.0-rc.12",
+		"node-fetch": "^3.3.2",
+		"vitest": "^1.2.2"
+	}
+}

src/collection/example.js

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+const collection_example = `<?xml version="1.0" encoding="utf-8" standalone="yes"?><items totalitems="2" termsofuse="https://boardgamegeek.com/xmlapi/termsofuse" pubdate="Tue, 30 Jan 2024 19:04:26 +0000">
+		<item objecttype="thing" objectid="179275" subtype="boardgame" collid="95623997">
+	<name sortindex="1">One Deck Dungeon</name>
+		<yearpublished>2016</yearpublished>			<image>https://cf.geekdo-images.com/quvyGpE7kwbd2Mt1H5iLwQ__original/img/pjwQVzsCHiXg8qFTZpVoJYx6SOE=/0x0/filters:format(jpeg)/pic3019101.jpg</image>
+		<thumbnail>https://cf.geekdo-images.com/quvyGpE7kwbd2Mt1H5iLwQ__thumb/img/Vf5PvYElsfOG28LqJimwPC6rqw4=/fit-in/200x150/filters:strip_icc()/pic3019101.jpg</thumbnail>
+			<status own="1" prevowned="0" fortrade="1" want="0" wanttoplay="0" wanttobuy="0" wishlist="0"  preordered="0" lastmodified="2024-01-30 13:02:38" />
+	<numplays>6</numplays>				<conditiontext>text for trade goes here (testing)</conditiontext>			</item>
+		<item objecttype="thing" objectid="224821" subtype="boardgame" collid="95624005">
+	<name sortindex="1">One Deck Dungeon: Forest of Shadows</name>
+		<yearpublished>2017</yearpublished>			<image>https://cf.geekdo-images.com/rfkpP2id0JwDWw5694PRQQ__original/img/Od_smbHwsk-3Qw2HntZbU-oUg4I=/0x0/filters:format(jpeg)/pic3496794.jpg</image>
+		<thumbnail>https://cf.geekdo-images.com/rfkpP2id0JwDWw5694PRQQ__thumb/img/5A9VoUaZ1B5Wx1t0n74mfLBHW2o=/fit-in/200x150/filters:strip_icc()/pic3496794.jpg</thumbnail>
+			<status own="1" prevowned="0" fortrade="1" want="0" wanttoplay="0" wanttobuy="0" wishlist="0"  preordered="0" lastmodified="2024-01-30 13:04:15" />
+	<numplays>1</numplays>							</item>
+		
+</items>
+`;
+
+export default collection_example;

src/fetchCollection.js

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+import { load } from 'cheerio';
+import fetch from 'node-fetch';
+
+export function extract_user_forsale(page) {
+
+    const $ = load(page);
+
+    const games = [];
+
+    const data = $('item').map( function (i,item) {
+        const data = {};
+        data.game_id = $(this).attr('objectid');
+        data.game_name = $(this).find('name').text();
+        data.thumbnail = $(this).find('thumbnail').text();
+        data.notes = $(this).find('conditiontext').text();
+        const find_price = data.notes.match(/\$(\d+)/);  
+        if(find_price ) data.price = find_price[1];
+
+        games.push(data);
+    })
+
+    return games;
+}
+
+async function fetch_user_forsale(username,n=1) {
+    if(n>5) throw new Error("couldn't get collection");
+
+    const res = await fetch(`https://boardgamegeek.com/xmlapi2/collection?trade=1&username=${username}`);
+
+    if ( res.status === 202 ) {
+        return new Promise( (accept,reject) => {
+            setTimeout(()=> {
+                fetch_user_forsale(username,n+1).then(accept)
+            }, 2000)
+        })
+    }
+
+    if( res.status === 200 )
+        return extract_user_forsale( await res.text() );
+
+    throw new Error("couldn't get the collection");
+}
+
+console.log( await fetch_user_forsale('yenzie') );

src/fetchCollection.test.js

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+import { test, expect } from 'vitest';
+
+import collection_example from './collection/example.js'
+import { extract_user_forsale } from './fetchCollection.js';
+
+test( 'basic collection parsing', () => {
+    extract_user_forsale(collection_example);
+} );