📋 Job Board

\n setNewJob({...newJob, title: e.target.value})}\n required \n />\n setNewJob({...newJob, company: e.target.value})}\n required \n />\n

setNewJob({...newJob, description: e.target.value})}\n            required \n          />\n          <input \n            type=\"text\" \n            placeholder=\"Location\" \n            value={newJob.location}\n            onChange={(e) => setNewJob({...newJob, location: e.target.value})}\n            required \n          />\n          <button type=\"submit\">Post Job 🚀</button>\n        </form>\n\n        <div className=\"job-list\">\n          {jobs.map((job, index) => (\n            <div key={index} className=\"job-item\">\n              <h3>{job.title}</h3>\n              <p>{job.company} - {job.location}</p>\n              <p>{job.description}</p>\n            </div>\n          ))}\n        </div>\n      </div>\n\n      <div className=\"chat-room\">\n        <h2>💬 Chat Room</h2>\n        <div className=\"message-list\">\n          {messages.map((msg, index) => (\n            <div key={index} className=\"message\">\n              {msg.text}\n            </div>\n          ))}\n        </div>\n        <form onSubmit={sendMessage} className=\"message-form\">\n          <input \n            type=\"text\" \n            placeholder=\"Type a message\" \n            value={newMessage}\n            onChange={(e) => setNewMessage(e.target.value)}\n            required \n          />\n          <button type=\"submit\">Send</button>\n        </form>\n      </div>\n\n      <a \n        href={import.meta.url.replace(\"esm.town\", \"val.town\")} \n        target=\"_top\" \n        className=\"source-link\"\n      >\n        View Source\n      </a>\n    </div>\n  );\n}\n\nfunction client() {\n  createRoot(document.getElementById(\"root\")).render(<JobBoard />);\n}\nif (typeof document !== \"undefined\") { client(); }\n\nexport default async function server(request: Request): Promise<Response> {\n  const { sqlite } = await import(\"https://esm.town/v/stevekrouse/sqlite\");\n  const KEY = new URL(import.meta.url).pathname.split(\"/\").at(-1);\n  const SCHEMA_VERSION = 1;\n\n  // Create tables for jobs and messages\n  await sqlite.execute(`\n    CREATE TABLE IF NOT EXISTS ${KEY}_jobs_${SCHEMA_VERSION} (\n      id INTEGER PRIMARY KEY AUTOINCREMENT,\n      title TEXT NOT NULL,\n      company TEXT NOT NULL,\n      description TEXT NOT NULL,\n      location TEXT NOT NULL,\n      created_at DATETIME DEFAULT CURRENT_TIMESTAMP\n    )\n  `);\n\n  await sqlite.execute(`\n    CREATE TABLE IF NOT EXISTS ${KEY}_messages_${SCHEMA_VERSION} (\n      id INTEGER PRIMARY KEY AUTOINCREMENT,\n      text TEXT NOT NULL,\n      created_at DATETIME DEFAULT CURRENT_TIMESTAMP\n    )\n  `);\n\n  // Handle different routes\n  if (request.method === 'GET') {\n    const url = new URL(request.url);\n    \n    if (url.pathname === '/jobs') {\n      const jobs = await sqlite.execute(`SELECT * FROM ${KEY}_jobs_${SCHEMA_VERSION} ORDER BY created_at DESC LIMIT 20`);\n      return new Response(JSON.stringify(jobs.rows), {\n        headers: { 'Content-Type': 'application/json' }\n      });\n    }\n\n    if (url.pathname === '/messages') {\n      const messages = await sqlite.execute(`SELECT * FROM ${KEY}_messages_${SCHEMA_VERSION} ORDER BY created_at DESC LIMIT 50`);\n      return new Response(JSON.stringify(messages.rows), {\n        headers: { 'Content-Type': 'application/json' }\n      });\n    }\n  }\n\n  if (request.method === 'POST') {\n    const body = await request.json();\n    \n    if (request.url.includes('/jobs')) {\n      await sqlite.execute(`\n        INSERT INTO ${KEY}_jobs_${SCHEMA_VERSION} \n        (title, company, description, location) \n        VALUES (?, ?, ?, ?)\n      `, [body.title, body.company, body.description, body.location]);\n      return new Response('Job posted', { status: 200 });\n    }\n\n    if (request.url.includes('/messages')) {\n      await sqlite.execute(`\n        INSERT INTO ${KEY}_messages_${SCHEMA_VERSION} \n        (text) \n        VALUES (?)\n      `, [body.text]);\n      return new Response('Message sent', { status: 200 });\n    }\n  }\n\n  return new Response(`\n    <html>\n      <head>\n        <title>Job Board & Chat</title>\n        <meta name=\"viewport\" content=\"width=device-width, initial-scale=1\">\n        <style>${css}</style>\n      </head>\n      <body>\n        <div id=\"root\"></div>\n        <script src=\"https://esm.town/v/std/catch\"></script>\n        <script type=\"module\" src=\"${import.meta.url}\"></script>\n      </body>\n    </html>\n  `, {\n    headers: { \"content-type\": \"text/html\" }\n  });\n}\n\nconst css = `\nbody {\n  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;\n  background-color: #f4f4f4;\n  margin: 0;\n  padding: 20px;\n  box-sizing: border-box;\n}\n\n.container {\n  display: flex;\n  gap: 20px;\n  max-width: 1200px;\n  margin: 0 auto;\n}\n\n.job-board, .chat-room {\n  background-color: white;\n  border-radius: 15px;\n  box-shadow: 0 4px 6px rgba(0,0,0,0.1);\n  padding: 20px;\n  width: 50%;\n}\n\n.job-form, .message-form {\n  display: flex;\n  flex-direction: column;\n  gap: 10px;\n  margin-bottom: 20px;\n}\n\n.job-form input, \n.job-form textarea, \n.message-form input {\n  padding: 10px;\n  border: 1px solid #ddd;\n  border-radius: 5px;\n}\n\n.job-form button, \n.message-form button {\n  background-color: #4CAF50;\n  color: white;\n  border: none;\n  padding: 10px;\n  border-radius: 5px;\n  cursor: pointer;\n}\n\n.job-list, .message-list {\n  max-height: 400px;\n  overflow-y: auto;\n}\n\n.job-item {\n  border-bottom: 1px solid #eee;\n  padding: 10px 0;\n}\n\n.message {\n  background-color: #f0f0f0;\n  margin: 5px 0;\n  padding: 10px;\n  border-radius: 5px;\n}\n\n.source-link {\n  display: block;\n  text-align: center;\n  margin-top: 20px;\n  color: #888;\n  text-decoration: none;\n}\n\n@media (max-width: 768px) {\n  .container {\n    flex-direction: column;\n  }\n  .job-board, .chat-room {\n    width: 100%;\n  }\n}\n`;","createdAt",["D",1739817154754],"version","currentUserHasLiked","likeCount",1,"forkCount","referenceCount","dependencyCount","commentCount","prCount","mergedPr",{"_128":129,"_130":131},"handle","Maranatha","profileImageUrl","https://img.clerk.com/eyJ0eXBlIjoicHJveHkiLCJzcmMiOiJodHRwczovL2ltYWdlcy5jbGVyay5kZXYvdXBsb2FkZWQvaW1nXzJ0QkRZTDRyZFVIcUZOMVFjQWo5RW5lOEl6MyJ9","forkedVal","interval","slug","Maranatha/jobBoardAndChatApp","description","@jsxImportSource https://esm.sh/react@18.2.0","versions",[140],{"_117":31,"_141":-5,"_115":142,"_112":110},"prId",["D",1739817154754],"recentThread","breadcrumbs","comments",[147],{"_112":148,"_149":150,"_115":151,"_152":-5,"_153":26,"_154":26,"_20":155},"ace10a76-ed5d-11ef-a6ec-e6cdfca9ef9f","body","I love that app",["D",1739817205994],"updatedAt","canDelete","canEdit",{"_128":129,"_130":131},"isOwner","routes/_app.v.$handle.$name.dependencies",{"_159":160,"_227":120,"_228":135,"_229":31,"_94":230},"dependenciesList",[161],{"_100":162,"_163":164},"08f95904-3584-11ef-8995-0e10024e3b32","initialData",{"_98":165,"_95":166,"_100":162,"_102":167,"_103":-5,"_104":105,"_106":168,"_107":169,"_109":170,"_111":26,"_112":170,"_113":171,"_115":172,"_117":173,"_118":26,"_119":174,"_122":175,"_123":120,"_124":120,"_121":176,"_125":31,"_126":-5,"_20":177,"_132":180,"_133":-7,"_136":185,"_186":-5,"_134":187,"_138":188},"sqlite","a0bf3b31-15a5-4d5c-880e-4b1e22c9bc18","76a8911e-393e-11ef-8e71-de64eea55b61","# LLM-Safe Fork of @std/sqlite\n\nWe found that LLMs have trouble with the inputs and outputs of our @std/sqlite method.\n\n1. It expects the input to be `(sql: string, args: any[])` but it's `{ sql: string, args: any[] }`\n2. It expects the output to be objects, but they are arrays\n\nInstead of struggling to teach it, we built this val to be a wrapper around @std/sqlite that adheres to what the LLMs expect. \n\nThis val is also backwards-compatible with @std/sqlite, so we're considering merging it in.","script","5631f2d0-dcb9-11ef-80ec-e6cdfca9ef9f","import { API_URL } from \"https://esm.town/v/std/API_URL\";\nimport { LibsqlError, type ResultSet, type Row, type TransactionMode } from \"npm:@libsql/client\";\nimport { z } from \"npm:zod\";\n\n/**\n * Every Val Town account comes with its own private\n * [SQLite database](https://www.sqlite.org/) that\n * is accessible from any of your vals.\n * ([Docs ↗](https://docs.val.town/std/sqlite))\n */\nexport const sqlite = {\n  /**\n   * Executes a SQLite statement.\n   *\n   * @param {InStatement} statement - The SQLite statement to execute.\n   * @example String query:\n   * `sqlite.execute(\"SELECT 1;\")`\n   * @example Query with arguments:\n   * `sqlite.execute({sql: \"SELECT * from books WHERE year > ?;\", args: [2020]})`\n   */\n  execute,\n\n  /**\n   * Executes a batch of SQLite statements.\n   *\n   * @param {InStatement[]} statements - An array of SQLite statements to execute.\n   * @param {TransactionMode} [mode] - The transaction mode for the batch execution.\n   */\n  batch,\n};\n\n// ------------\n// Functions\n// ------------\n\nasync function execute(statement: InStatement, args?: InArgs): Promise<ResultSet> {\n  const res = await fetch(`${API_URL}/v1/sqlite/execute`, {\n    method: \"POST\",\n    headers: {\n      Authorization: `Bearer ${Deno.env.get(\"valtown\")}`,\n    },\n    body: JSON.stringify({ statement: normalizeStatement(statement, args) }),\n  });\n  if (!res.ok) {\n    throw createResError(await res.text());\n  }\n  const resultSet = await res.json();\n  return upgradeResultSet(resultSet);\n}\n\nasync function batch(statements: InStatement[], mode?: TransactionMode): Promise<ResultSet[]> {\n  if (mode && ![\"write\", \"read\", \"deferred\"].includes(mode)) {\n    throw new Error(\"Invalid transaction mode provided to sqlite.batch. Must be 'write', 'read', or 'deferred.\");\n  }\n  const res = await fetch(`${API_URL}/v1/sqlite/batch`, {\n    method: \"POST\",\n    headers: {\n      Authorization: `Bearer ${Deno.env.get(\"valtown\")}`,\n    },\n    body: JSON.stringify({ statements: statements.map(s => normalizeStatement(s)), mode }),\n  });\n  if (!res.ok) {\n    throw createResError(await res.text());\n  }\n  const resultSets = await res.json();\n  return resultSets.map(upgradeResultSet);\n}\n\nfunction createResError(body: string) {\n  try {\n    const e = zLibsqlError.parse(JSON.parse(body));\n    // e.message already contains the code, and LibsqlError adds the\n    // code to the beginning, so we remove it here\n    const msg = e.message.replace(e.code, \"\").replace(/^:\\s+/, \"\");\n    return new LibsqlError(msg, e.code, e.rawCode);\n  } catch (_) {\n    // Failed to parse libsql error\n  }\n  return new Error(body);\n}\n\n/* Val Town's Turso Proxy returns rows as an array of values\n * Yet the LibSQL API has a Row type which behave as an array or object,\n * ie you can access it via numerical index or string\n */\ninterface ImpoverishedResultSet extends ResultSet {\n  rows: any[];\n}\n\nfunction normalizeStatement(statement: InStatement, args?: InArgs) {\n  if (Array.isArray(statement)) {\n    // for the case of an array of arrays\n    return normalizeStatement(statement[0], statement[1]);\n  }\n  if (typeof statement === \"string\") {\n    if (args) {\n      return { sql: statement, args };\n    } else return statement;\n  }\n  else if (typeof statement === \"object\") {\n    if (statement.args) {\n      return statement;\n    }\n    if (args) {\n      return { sql: statement.sql, args };\n    }\n    return statement.sql;\n  }\n  else throw new Error(\"Error normalizing sql input\");\n}\n\nfunction upgradeResultSet(results: ImpoverishedResultSet): ResultSet {\n  return {\n    ...results,\n    rows: results.rows.map(row => rowFromSql(row, results.columns)),\n  };\n}\n\n// adapted from\n// https://github.com/tursodatabase/libsql-client-ts/blob/17dd996b840c950dd22b871adfe4ba0eb4a5ead3/packages/libsql-client/src/sqlite3.ts#L314C1-L337C2\nfunction rowFromSql(\n  sqlRow: Array<unknown>,\n  columns: Array<string>,\n): Row {\n  const row = {};\n  // make sure that the \"length\" property is not enumerable\n  Object.defineProperty(row, \"length\", { value: sqlRow.length });\n  for (let i = 0; i < sqlRow.length; ++i) {\n    const value = sqlRow[i];\n    Object.defineProperty(row, i, { value });\n\n    const column = columns[i];\n    if (!Object.hasOwn(row, column)) {\n      Object.defineProperty(row, column, {\n        value,\n        enumerable: true,\n        configurable: true,\n        writable: true,\n      });\n    }\n  }\n  return row as Row;\n}\n\n// ------------\n// Helpers\n// ------------\n\nconst zLibsqlError = z.object({\n  message: z.string(),\n  code: z.string(),\n  rawCode: z.number().optional(),\n});\n\n// We patch these types to only support JSON values\nexport type InValue = null | string | number | boolean;\nexport type InArgs = Array<InValue> | Record<string, InValue>;\nexport type InStatement = {\n  /**\n   * The SQL statement to execute.\n   */\n  sql: string;\n\n  /**\n   * The arguments to bind to the SQL statement.\n   */\n  args: InArgs;\n} | string;",["D",1737987404484],13,10,14928,21,{"_128":178,"_130":179},"stevekrouse","https://images.clerk.dev/uploaded/img_2PqHa2Gsy93xQrjh2w78Xu0cChW.jpeg",{"_112":181,"_128":182,"_98":165,"_117":183,"_184":-5},"56c849ee-f1f8-11ee-9b87-cab58f78796a","std",6,"prDisabledHint","LLM-Safe Fork of @std/sqlite We found that LLMs have trouble with the inputs and outputs of our @std/sqlite method. It expects the input to be  (sql: string, args: any[])  but it's  { sql: string, args: any[] } It expects the output to be objects, but they are arrays Instead of struggling to teach it, we built this val to be a wrapper around @std/sqlite that adheres to what the LLMs expect. This val is also backwards-compatible with @std/sqlite, so we're considering merging it in.","latestEvaluation","stevekrouse/sqlite",[189,193,197,201,204,208,212,216,219,223],{"_115":190,"_117":173,"_191":192},["D",1737987404484],"n","1",{"_115":194,"_117":195,"_191":196},["D",1724087412304],12,"2",{"_115":198,"_117":199,"_191":200},["D",1724087404512],11,"3",{"_115":202,"_117":174,"_191":203},["D",1723494410142],"4",{"_115":205,"_117":206,"_191":207},["D",1723494389876],9,"5",{"_115":209,"_117":210,"_191":211},["D",1723494345363],8,"6",{"_115":213,"_117":214,"_191":215},["D",1723494323065],7,"7",{"_115":217,"_117":183,"_191":218},["D",1719604370206],"8",{"_115":220,"_117":221,"_191":222},["D",1719604260994],5,"9",{"_115":224,"_117":225,"_191":226},["D",1719604144103],4,"10","dependenciesCount","valname","page",{"_112":110,"_98":99,"_128":129,"_11":96,"_117":31,"_100":101,"_113":114,"_104":105,"_111":26,"_134":135},"routes/_app","actionData","errors"]
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