remove divisible goods, generate indiv using template

Author: sharmaeklavya2

.gitignore

@@ -6,6 +6,7 @@ __pycache__
 /cpigjs/*.js.map
 /cpigjs/*.mjs
 /cpigjs/*.mjs.map
+/fairDiv/*.html
 
 /secret
 /output

fairDiv/indiv.json renamed to fairDiv/data.json

@@ -0,0 +1,8 @@
+{
+"title": "Implications in Fair Division of Indivisible Items",
+"funcToFormUrl": "https://sharmaeklavya2.github.io/funcToForm",
+"dotvizUrl": "https://cdn.jsdelivr.net/npm/@viz-js/[email protected]/lib/viz-standalone.mjs",
+"familyFile": "'setFamily.json'",
+"dataFiles": "['data.json']",
+"texRefsFile": "'texRefs.json'"
+}

fairDiv/div-family.json

@@ -0,0 +1,66 @@
+#!/usr/bin/env node
+
+import { readFile, writeFile } from 'node:fs/promises';
+import yargs from 'yargs';
+
+function templateFill(template, context, openDelim, closeDelim) {
+    const n = template.length;
+    let insideVar = false;
+    let i = 0;
+    const parts = [];
+    while(i < n) {
+        if(insideVar) {
+            const j = template.indexOf(closeDelim, i);
+            if(j === -1) {
+                throw new Error("can't find end of context variable.");
+            }
+            const contextVarName = template.slice(i, j);
+            const contextVarValue = context[contextVarName];
+            if(contextVarValue === undefined) {
+                throw new Error(`variable ${contextVarName} is absent from context.`)
+            }
+            parts.push(contextVarValue);
+            insideVar = false;
+            i = j + 2;
+        }
+        else {
+            const j = template.indexOf(openDelim, i);
+            if(j === -1) {
+                parts.push(template.slice(i));
+                i = n;
+            }
+            else {
+                parts.push(template.slice(i, j));
+                insideVar = true;
+                i = j + 2;
+            }
+        }
+    }
+    return parts;
+}
+
+async function main() {
+    const args = yargs(process.argv.slice(2))
+        .option('template', {alias: 't', type: 'string', demandOption: true,
+            describe: "path to template file"})
+        .option('context', {alias: 'c', type: 'string', demandOption: true,
+            describe: "path to JSON context file"})
+        .option('output', {alias: 'o', type: 'string', demandOption: true,
+            describe: "path to output file"})
+        .help()
+        .parse();
+
+    // console.log(args);
+    const encUtf8 = {encoding: 'utf8'};
+    const contextPromise = readFile(args.context, encUtf8).then(JSON.parse);
+    const templatePromise = readFile(args.template, encUtf8);
+    const context = await contextPromise;
+    const template = await templatePromise;
+
+    const parts = templateFill(template, context, '{{', '}}');
+    const output = parts.join('');
+
+    await writeFile(args.output, parts.join(''));
+}
+
+await main();

fairDiv/div-goods.html

@@ -4,17 +4,17 @@
 <meta charset="utf-8" />
 <meta name="viewport" content="width=device-width, initial-scale=1" />
 <meta name="color-scheme" content="dark light" />
-<title>Implications in Fair Division of Indivisible Items</title>
+<title>{{title}}</title>
 <script type="importmap">
 {"imports": {
-    "funcToForm": "https://sharmaeklavya2.github.io/funcToForm/v2.js",
-    "dotviz": "https://cdn.jsdelivr.net/npm/@viz-js/[email protected]/lib/viz-standalone.mjs"
+    "funcToForm": "{{funcToFormUrl}}/v2.js",
+    "dotviz": "{{dotvizUrl}}"
 }}
 </script>
-<link rel="stylesheet" href="https://sharmaeklavya2.github.io/funcToForm/funcToForm.css" />
+<link rel="stylesheet" href="{{funcToFormUrl}}/funcToForm.css" />
 <link rel="stylesheet" href="../cpigjs/cpigjs.css" />
-<link rel="modulepreload" href="https://sharmaeklavya2.github.io/funcToForm/v2.js" />
-<link rel="modulepreload" href="https://cdn.jsdelivr.net/npm/@viz-js/[email protected]/lib/viz-standalone.mjs" />
+<link rel="modulepreload" href="{{funcToFormUrl}}/v2.js" />
+<link rel="modulepreload" href="{{dotvizUrl}}" />
 <link rel="modulepreload" href="../cpigjs/web.js" />
 <link rel="modulepreload" href="../cpigjs/main.js" />
 <link rel="modulepreload" href="../cpigjs/setFamily.js" />
@@ -23,11 +23,11 @@
 <link rel="modulepreload" href="../cpigjs/queue.js" />
 <script type="module">
 import { setup } from '../cpigjs/web.js';
-await setup('indiv-family.json', ['indiv.json'], 'indivRefs.json');
+await setup({{familyFile}}, {{dataFiles}}, {{texRefsFile}});
 </script>
 </head>
 <body>
-<h1>Implications in Fair Division of Indivisible Items</h1>
+<h1>{{title}}</h1>
 <div id="form-container"></div>
 <div id="output-container"></div>
 </body>