Genuary: 2023 artwork showcase

.github/workflows/update_genuary.yaml

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+name: Update Genuary
+
+on:
+  workflow_dispatch:
+  schedule:
+    # We want '0 9 * 1 *' in Pacific Time, but GitHub Actions doesn't support timezones.
+    # So we use '0 17 * 1 *' in UTC, which is 9 AM in Pacific Time.
+    - cron: '0 17 * * *'
+
+jobs:
+  update-genuary:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+
+      - run: |
+          go run github.com/ethanthatonekid/pins@latest \
+            get -o /tmp/pins $GUILD_ID "channel_parent_id == $CHANNEL_ID"
+        env:
+          GUILD_ID: ${{ secrets.GUILD_ID }}
+          CHANNEL_ID: ${{ secrets.GENUARY_CHANNEL_ID }}
+          DISCORD_TOKEN: ${{ secrets.GENUARY_DISCORD_TOKEN }}
+
+      - id: transform-genuary
+        run: |
+          year=$(date +%Y)
+          echo "year=$year" >> $GITHUB_OUTPUT
+
+          node scripts/transform-genuary.js /tmp/pins/*.json \
+            > "src/routes/(site)/genuary/$year/data.json"
+
+          if git diff --exit-code --quiet; then
+            echo "updated=0" >> $GITHUB_OUTPUT
+          else
+            echo "updated=1" >> $GITHUB_OUTPUT
+          fi
+
+      - if: steps.transform-genuary.outputs.updated == 1
+        uses: peter-evans/create-pull-request@v4
+        with:
+          title: |-
+            Update Genuary ${{ steps.transform-genuary.outputs.year }} :calendar: :sparkles: :art:
+          body: |-
+            This pull request was automatically generated by GitHub Actions.
+
+            :sparkles: :sparkles: :sparkles:
+          commit-message: |-
+            Update Genuary ${{ steps.transform-genuary.outputs.year }} :calendar: :sparkles: :art:
+          labels: genuary
+          branch: genuary

scripts/transform-genuary.js

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+import * as fs from 'node:fs/promises';
+
+async function main() {
+  const year = new Date().getFullYear();
+  const filepath = process.argv[2];
+  const content = JSON.parse(await fs.readFile(filepath));
+
+  let out = [];
+  for (const pin of content.pins) {
+    if (!pin.attachments) {
+      continue;
+    }
+
+    const attachment = pin.attachments[0];
+    const src = attachment.proxy_url || null;
+    const alt = content.channel_names[pin.channel_id] || '';
+    if (!/^(\d+) /.test(alt)) {
+      continue;
+    }
+
+    let view = 'normal';
+    switch (true) {
+      case attachment.width * 1.2 > attachment.height: {
+        view = 'wide';
+        break;
+      }
+      case attachment.height * 1.2 > attachment.width: {
+        view = 'tall';
+        break;
+      }
+    }
+
+    out.push({
+      src,
+      alt,
+      view,
+      during_challenge: pin.timestamp.startsWith(`${year}-01-`),
+    });
+  }
+
+  out.sort((a, b) => {
+    const na = a.alt.match(/^(\d+) /);
+    const nb = b.alt.match(/^(\d+) /);
+    return parseInt(na) - parseInt(nb);
+  });
+
+  console.log(JSON.stringify(out, null, 2));
+}
+
+main();

src/routes/(site)/genuary/+server.ts

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+import type { RequestEvent } from '@sveltejs/kit';
+
+/**
+ * The server-side load function for Genuary.
+ *
+ * Redirects to the latest year on file.
+ */
+export async function GET({ url }: RequestEvent) {
+  const years = await import.meta.glob('./*/+page.svelte', { eager: true, as: 'raw' });
+  const latest = findLatest(Object.keys(years).map(fromKey));
+  const destination = new URL(`/genuary/${latest}`, url);
+  return Response.redirect(destination, 302);
+}
+
+/** Example: key === "./2023/+page.svelte" */
+function fromKey(key: string): number {
+  const match = key.match(/\/(\d{4})\//);
+  if (!match) {
+    return -Infinity;
+  }
+  return Number(match[1]);
+}
+
+function findLatest(items: number[]): number {
+  const found = items.sort((a, b) => a - b).pop();
+  if (found === undefined) {
+    return EARLIEST;
+  }
+
+  return found;
+}
+
+const EARLIEST = 2023;

src/routes/(site)/genuary/2023/+page.svelte

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+<script lang="ts">
+  import type { PageData } from './$types';
+  import GenuaryPage from '../genuary-page.svelte';
+
+  export let data: PageData;
+</script>
+
+<GenuaryPage data={data.pieces} year="2023" />

src/routes/(site)/genuary/2023/+page.ts

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+import type { CollagePageData } from '../collage';
+import { pageDataFrom } from '../collage';
+
+import { default as GENUARY_2023_PIECES } from './data.json' assert { type: 'json' };
+
+const GENUARY_2023_PAGE_DATA = pageDataFrom(GENUARY_2023_PIECES as CollagePageData['pieces']);
+
+export async function load(): Promise<CollagePageData> {
+  return GENUARY_2023_PAGE_DATA;
+}