🏘️ Val Town Changelog Playground

Test and preview your Val Town changelog notifications before sending to Discord.

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📂 Monitored Repositories

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Processing...

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Result

\n\n \n \n\n",[],[212],{"_105":220,"_96":221,"_156":222,"_158":-5,"_159":141,"_160":223,"_162":22,"_107":224,"_101":225,"_164":226,"_166":227,"_168":22,"_169":-5,"_170":228,"_99":229},"1062f824-87a1-11f0-8c24-0224a6c84d84","main.ts","4c9970bc-87a0-11f0-bd7e-0224a6c84d84",29,["D",1756778628280],3,"http","import { Hono } from \"npm:hono@4\";\nimport { serveFile } from \"https://esm.town/v/std/utils/index.ts\";\nimport { buildDiscordMessage, categorizeCommits, fetchAndPostCommits, fetchCommits } from \"./process-commits.tsx\";\nimport { REPOS } from \"./config.ts\";\n\nconst app = new Hono();\n\napp.get(\"/\", () => serveFile(\"/index.html\"));\n\n\napp.post(\"/api/changelog\", async (c) => {\n const formData = await c.req.formData();\n const startDateStr = formData.get(\"startDate\") as string;\n const endDateStr = formData.get(\"endDate\") as string;\n const action = formData.get(\"action\") as string;\n\n const startDate = new Date(startDateStr + \"T00:00:00Z\").toISOString();\n const endDate = new Date(endDateStr + \"T23:59:59Z\").toISOString();\n\n try {\n if (action === \"preview\") {\n const commits = await fetchCommits(startDate, endDate);\n\n if (commits.length === 0) {\n return c.json({\n success: true,\n preview: \"No commits found in this date range.\",\n commitCount: 0,\n debug: {\n startDate,\n endDate,\n repos: REPOS.map(r => `${r.owner}/${r.name} (${r.branch})`).join(\", \"),\n },\n });\n }\n\n const categorizedCommits = await categorizeCommits(commits);\n const message = buildDiscordMessage(categorizedCommits, \"\", startDate, endDate);\n\n return c.json({\n success: true,\n preview: message,\n commitCount: commits.length,\n });\n } else if (action === \"send\") {\n await fetchAndPostCommits(startDate, endDate);\n return c.json({\n success: true,\n message: \"Successfully sent to Discord!\",\n });\n } else {\n return c.json({\n success: false,\n error: `Unknown action: ${action}`,\n }, 400);\n }\n } catch (error) {\n console.error(\"Error processing request:\", error);\n return c.json({\n success: false,\n error: error.message,\n }, 500);\n }\n});\n\nexport default app;",[],[221],{"_105":231,"_96":232,"_156":233,"_158":-5,"_159":141,"_160":234,"_162":22,"_107":235,"_101":205,"_164":188,"_166":236,"_168":22,"_169":-5,"_170":237,"_99":238},"4caf7de4-87a0-11f0-9e29-0224a6c84d84","process-commits.tsx","019907e0-1ceb-7489-89cb-3c654011e42f",21,["D",1756778299789],"/**\n * Helper functions for cron (gh-to-discord.tsx) and playground.tsx\n */\n\nimport { OpenAI } from \"https://esm.town/v/std/openai\";\nimport { discordWebhook } from \"https://esm.town/v/stevekrouse/discordWebhook\";\nimport { Octokit } from \"npm:octokit\";\n\nimport { REPOS, DISCORD_MESSAGE_LIMIT, SKIP_AUTHORS } from \"./config.ts\";\n\nconst GITHUB_TOKEN = Deno.env.get(\"GITHUB_TOKEN\");\nconst DISCORD_WEBHOOK_URL = Deno.env.get(\"DISCORD_WEBHOOK_URL\");\n\nfunction shouldSkipAuthor(commit: any): boolean {\n const author = commit.author?.login || commit.commit.author.name || \"\";\n return SKIP_AUTHORS.some(skipAuthor => author.toLowerCase().includes(skipAuthor.toLowerCase()));\n}\n\nasync function generateChangelog(commits: any[]): Promise> {\n const openai = new OpenAI();\n \n const commitList = commits.map(commit => \n `${commit._repoName}: ${commit.commit.message.split('\\n')[0]} (by ${commit.author?.login || commit.commit.author.name})`\n ).join('\\n');\n\n console.log(`Generating changelog from ${commits.length} commits`);\n\n const prompt = `Create clean changelog entries for Val Town from these commits. Only include changes that users would actually notice and care about.\n\nVal Town is a platform for writing and running code online where users write vals (code snippets) that run in the cloud with HTTP endpoints.\n\nCommits:\n${commitList}\n\nCreate changelog entries organized by:\n- 🚀 New Features (major new functionality users can use)\n- 🐛 Bug Fixes (things that were broken and users experienced)\n- 📚 Documentation (help/docs that assist users)\n\nSKIP these entirely - do NOT include in any category:\n- Dependency upgrades, internal architecture, backend infrastructure\n- Code refactoring, cleanup, removing unused code \n- Developer tooling, build/deployment changes\n- Database changes, performance optimizations users can't see\n\nWriting guidelines:\n- Explain WHY the change matters to users (e.g., \"so you can test without opening a new tab\")\n- Remove marketing fluff like \"improving user experience\" \n- Be specific about what users can now do\n- Group related commits into single entries\n- No emojis in individual entries\n- Format: \"- Description of change\"\n\nGood examples:\n\"Microphone access is now supported in the HTTP preview iframe so you can test audio features without opening a new tab\"\n\"Fixed authentication styles that were preventing proper login on mobile devices\"\n\nReturn ONLY the organized changelog entries, no extra text.`;\n\n const completion = await openai.chat.completions.create({\n messages: [{ role: \"user\", content: prompt }],\n model: \"gpt-4o-mini\", \n max_tokens: 500,\n temperature: 0.2,\n });\n\n const response = completion.choices[0]?.message?.content?.trim();\n if (!response) throw new Error(\"No response from OpenAI\");\n \n const sections = response.split(/(?=🚀|🐛|📚|🔄)/);\n const categorizedCommits: Record = {};\n \n for (const section of sections) {\n const lines = section.trim().split('\\n');\n if (lines.length < 2) continue;\n \n const title = lines[0].trim();\n const messages = lines.slice(1).filter(line => line.trim().startsWith('-'));\n \n if (title && messages.length > 0) {\n categorizedCommits[`**${title}**`] = { messages };\n }\n }\n \n return categorizedCommits;\n}\n\nexport async function categorizeCommits(commits: any[]) {\n const filteredCommits = commits.filter(commit => !shouldSkipAuthor(commit));\n console.log(`Filtered out ${commits.length - filteredCommits.length} commits`);\n return await generateChangelog(filteredCommits);\n}\n\nexport function buildDiscordMessage(\n categorizedCommits: Record,\n _: string,\n since: string,\n until: string,\n): string {\n let messageBody = \"\";\n\n for (const titleKey in categorizedCommits) {\n messageBody += `\\n${titleKey}\\n${categorizedCommits[titleKey].messages.join(\"\\n\")}\\n`;\n }\n\n if (!messageBody.trim()) messageBody = \"\\nNo changes.\";\n\n const repoList = REPOS.map(repo => `[${repo.name}](https://github.com/${repo.owner}/${repo.name})`).join(\", \");\n return `Changelog for ${repoList} - Week of ${new Date(since).toLocaleDateString()}:${messageBody}`;\n}\n\nfunction splitDiscordMessage(content: string): string[] {\n if (content.length <= DISCORD_MESSAGE_LIMIT) return [content];\n\n const messages: string[] = [];\n const lines = content.split(\"\\n\");\n let current = \"\";\n let isFirst = true;\n\n for (const line of lines) {\n const potential = current + (current ? \"\\n\" : \"\") + line;\n\n if (potential.length > DISCORD_MESSAGE_LIMIT) {\n if (current.trim()) {\n messages.push(current.trim());\n current = \"\";\n isFirst = false;\n }\n\n if (line.length > DISCORD_MESSAGE_LIMIT) {\n const truncated = line.substring(0, DISCORD_MESSAGE_LIMIT - 15) + \"... (truncated)\";\n messages.push(isFirst ? truncated : \"(continued)\\n\" + truncated);\n isFirst = false;\n } else {\n current = isFirst ? line : \"(continued)\\n\" + line;\n isFirst = false;\n }\n } else {\n current = potential;\n }\n }\n\n if (current.trim()) messages.push(current.trim());\n return messages;\n}\n\nexport async function fetchCommits(since: string, until: string): Promise {\n if (!GITHUB_TOKEN) throw new Error(\"Missing GITHUB_TOKEN\");\n \n const octokit = new Octokit({ auth: GITHUB_TOKEN });\n const allCommits: any[] = [];\n\n console.log(`Fetching commits from ${REPOS.length} repositories`);\n\n for (const repo of REPOS) {\n console.log(`Fetching from ${repo.owner}/${repo.name}`);\n \n const response = await octokit.rest.repos.listCommits({\n owner: repo.owner,\n repo: repo.name,\n sha: repo.branch,\n since,\n until,\n });\n\n console.log(`${repo.name}: ${response.data.length} commits`);\n\n const tagged = response.data.map(commit => ({\n ...commit,\n _repoName: repo.name,\n _repoOwner: repo.owner,\n _repoBranch: repo.branch,\n }));\n\n allCommits.push(...tagged);\n }\n\n console.log(`Total commits: ${allCommits.length}`);\n return allCommits;\n}\n\nexport async function fetchAndPostCommits(since: string, until: string): Promise {\n if (!DISCORD_WEBHOOK_URL) throw new Error(\"Missing DISCORD_WEBHOOK_URL\");\n\n const commits = await fetchCommits(since, until);\n if (commits.length === 0) {\n console.log(\"No commits found\");\n return;\n }\n\n console.log(`Processing ${commits.length} commits`);\n const categorizedCommits = await categorizeCommits(commits);\n const message = buildDiscordMessage(categorizedCommits, \"\", since, until);\n const parts = splitDiscordMessage(message);\n\n console.log(`Sending ${parts.length} Discord message(s)`);\n for (let i = 0; i < parts.length; i++) {\n await discordWebhook({ url: DISCORD_WEBHOOK_URL, content: parts[i] });\n if (i < parts.length - 1) await new Promise(r => setTimeout(r, 1000));\n }\n\n console.log(\"Successfully sent to Discord\");\n}",[],[232],"files",[153,173,182,192,199,210,219,230],"counts",{"_243":32,"_244":177,"_245":32,"_246":247,"_251":252},"pulls","branches","forks","envVars",{"_248":249,"_250":32},"count",2,"emptyCount","connections",{"_248":32,"_253":32},"unfilledCount","contents",[],{"_105":193,"_96":100,"_156":194,"_158":-5,"_159":141,"_160":102,"_162":22,"_107":257,"_101":32,"_164":165,"_166":196,"_168":22,"_169":-5,"_99":258},["D",1756778628288],[100],"upstreamProject","upstreamBranch","emptyEnvVars","isNew","flags",[],"routes/_app.x.$handle.$name.branch.$branch.version.$version.code.$",{"_94":95,"_96":97,"_98":44,"_101":102,"_99":100,"_103":267,"_151":272,"_239":297,"_165":298,"_254":300,"_301":-5,"_302":-5,"_303":-5,"_304":-5,"_305":306,"_246":-5},{"_105":106,"_96":97,"_107":268,"_109":-5,"_110":22,"_111":112,"_113":114,"_115":-5,"_14":116,"_117":-5,"_118":22,"_119":-5,"_120":-5,"_121":32,"_16":122,"_123":124,"_125":124,"_126":127,"_128":127,"_129":127,"_130":124,"_131":124,"_23":269,"_135":270,"_138":271,"_150":22},["D",1756773751853],{"_94":95,"_133":134},{"_94":95,"_137":134,"_14":116},{"_101":140,"_96":44,"_105":141,"_142":106,"_143":-5,"_144":-5,"_145":-5,"_146":-5,"_147":-5,"_148":97,"_149":95},[273,276,279,282,285,288,291,294],{"_105":154,"_96":155,"_156":157,"_158":-5,"_159":141,"_160":161,"_162":22,"_107":163,"_101":32,"_164":165,"_166":167,"_168":22,"_169":-5,"_170":274,"_99":275},[],[155],{"_105":174,"_96":175,"_156":176,"_158":-5,"_159":141,"_160":177,"_162":22,"_107":178,"_101":32,"_164":165,"_166":179,"_168":22,"_169":-5,"_170":277,"_99":278},[],[175],{"_105":183,"_96":184,"_156":185,"_158":-5,"_159":141,"_160":186,"_162":22,"_107":187,"_101":32,"_164":188,"_166":189,"_168":22,"_169":-5,"_170":280,"_99":281},[],[184],{"_105":193,"_96":100,"_156":194,"_158":-5,"_159":141,"_160":102,"_162":22,"_107":195,"_101":32,"_164":165,"_166":196,"_168":22,"_169":-5,"_170":283,"_99":284},[],[100],{"_105":200,"_96":201,"_156":202,"_158":-5,"_159":141,"_160":203,"_162":22,"_107":204,"_101":205,"_164":206,"_166":207,"_168":22,"_169":-5,"_170":286,"_99":287},[],[201],{"_105":211,"_96":212,"_156":213,"_158":-5,"_159":141,"_160":214,"_162":22,"_107":215,"_101":205,"_164":188,"_166":216,"_168":22,"_169":-5,"_170":289,"_99":290},[],[212],{"_105":220,"_96":221,"_156":222,"_158":-5,"_159":141,"_160":223,"_162":22,"_107":224,"_101":225,"_164":226,"_166":227,"_168":22,"_169":-5,"_170":292,"_99":293},[],[221],{"_105":231,"_96":232,"_156":233,"_158":-5,"_159":141,"_160":234,"_162":22,"_107":235,"_101":205,"_164":188,"_166":236,"_168":22,"_169":-5,"_170":295,"_99":296},[],[232],[273,276,279,282,285,288,291,294],{"_105":193,"_96":100,"_156":194,"_158":-5,"_159":141,"_160":102,"_162":22,"_107":257,"_101":32,"_164":165,"_166":196,"_168":22,"_169":-5,"_99":299},[100],[],"upstream","pull","ahead","behind","templates",[],"actionData","errors"]

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AI-Change-Logs