Changelog generation

.github/workflows/deploy.yml

@@ -21,6 +21,9 @@ jobs:
       - name: Build sources
         run: make
 
+      - name: Build changelog
+        run: make changelog
+
       - name: Add custom domain
         run: "touch dist/CNAME && echo \"spec.utxo.cz\" >> dist/CNAME"
 

Makefile

@@ -66,3 +66,6 @@ server:
 
 media-kit:
 	deno run --unstable --allow-read --allow-run utils/media-kit.js
+
+changelog:
+	deno run --unstable --allow-read --allow-write --allow-run utils/changelog.js

README.md

@@ -44,7 +44,6 @@ Všechny datové sady v jednom souboru:
 
 - [https://spec.utxo.cz/22/bundle.json](https://spec.utxo.cz/22/bundle.json)
 
-
 ## Datové sady
 
 |              | Popis                                       | Ročník 2022                                                                    |
@@ -78,4 +77,3 @@ https://json-schema.app/view/%23%2Fdefinitions%2Fspeaker?url=https%3A%2F%2Fspec.
 - Web: [utxo.cz](https://utxo.cz)
 - Dokumentace: [docs.utxo.cz](https://docs.utxo.cz)
 - Foundation: [utxo.foundation](https://utxo.foundation)
-

spec/22/speakers.yaml

@@ -707,6 +707,8 @@
 
 - id: pavel-kahoun
   name: Pavel Kahoun
+  nickname: Paulkadotter
+  twitter: paulkadotter
   orgs:
     Člen [Polkadotters](https://twitter.com/polkadotterss)
   country: cz

utils/changelog.js

@@ -0,0 +1,129 @@
+import { load } from "https://deno.land/x/js_yaml_port@3.14.0/js-yaml.js";
+import { format } from "https://deno.land/std/datetime/mod.ts";
+
+async function runCommand(cmd) {
+  //console.log(cmd.join(' '))
+  const p = await Deno.run({ cmd, stdout: "piped", stderr: "piped" });
+  /*const pStatus = await p.status();
+  if (pStatus.code !== 0) {
+    const err = new TextDecoder().decode(await p.stderrOutput())
+    throw err;
+  }*/
+  return new TextDecoder().decode(await p.output());
+}
+
+async function gitCommits() {
+  const resp = await runCommand([
+    "git",
+    "--no-pager",
+    "log",
+    '--format=format:"%H;%cs"',
+    "1ba66399e6989c038dc7d362d7bd2c7653a65512..gh-pages",
+  ]);
+  return resp.split("\n").map((i) => {
+    const [hash, date] = i.replace(new RegExp('^"(.+)"$'), "$1").split(";");
+    return { hash, date };
+  }).reverse();
+}
+
+async function gitCommitFile(commit, file) {
+  let out;
+  try {
+    out = await runCommand([
+      "git",
+      "--no-pager",
+      "show",
+      `${commit.hash}:${file}`,
+    ]);
+  } catch (e) {
+    return null;
+  }
+  return out;
+}
+
+function checkCol(col, d, current) {
+  for (const sp of d.json.spec[col]) {
+    if (!current.spec[col].find((s) => s.id === sp.id)) {
+      if (!d[col].added) {
+        d[col].added = [];
+      }
+      d[col].added.push([sp.id, sp.name]);
+    }
+  }
+  for (const sp of current.spec[col]) {
+    if (!d.json.spec[col].find((s) => s.id === sp.id)) {
+      if (!d[col].removed) {
+        d[col].removed = [];
+      }
+      d[col].removed.push([sp.id, sp.name]);
+    }
+  }
+}
+
+async function run() {
+  const files = ["spec/22/speakers.yaml"];
+  const commits = await gitCommits();
+  const dates = {};
+  const cols = {
+    speakers: { title: "Přednášející", url: "lide" },
+    events: { title: "Události", url: "udalosti" },
+  };
+  const types = {
+    added: { title: "přidáno" },
+    removed: { title: "odebráno" },
+  };
+
+  for (const commit of commits) {
+    if (!dates[commit.date]) {
+      dates[commit.date] = { json: null, speakers: {}, events: {} };
+    }
+    const file = await gitCommitFile(commit, "22/bundle.json");
+    if (!file) {
+      continue;
+    }
+    dates[commit.date].json = JSON.parse(file);
+  }
+
+  let current = null;
+  const output = [];
+  for (const date of Object.keys(dates)) {
+    const d = dates[date];
+    if (current) {
+      for (const col of Object.keys(cols)) {
+        checkCol(col, d, current);
+      }
+    }
+    current = d.json;
+    output.push({ date, speakers: d.speakers, events: d.events });
+  }
+
+  const items = [];
+  for (const d of output.reverse()) {
+    const sitems = [];
+    for (const col of Object.keys(cols)) {
+      for (const type of Object.keys(types)) {
+        if (d[col][type]) {
+          for (const i of d[col][type]) {
+            sitems.push(
+              `* [${cols[col].title}] ${types[type].title} [${
+                i[1]
+              }](https://utxo.cz/${cols[col].url}?id=${i[0]})`,
+            );
+          }
+        }
+      }
+    }
+    if (sitems.length > 0) {
+      items.push(
+        `## ${format(new Date(d.date), "d.M.yyyy")}\n\n` + sitems.join("\n") +
+          "\n",
+      );
+    }
+  }
+  const str = `# Changelog\n\n${items.join("\n")}`;
+  const fn = "./dist/CHANGELOG.md";
+  await Deno.writeTextFile(fn, str);
+  console.log(`Changelog write to file: ${fn}`);
+}
+
+run();