Phase 5 — Thread tracker

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
2026-07-01 14:41:45 -04:00
parent 2e8de105b2
commit 06abde1471
7 changed files with 867 additions and 9 deletions
@@ -1,4 +1,178 @@
 const express = require('express');
-const router = express.Router();
+const db = require('../db');
+
+const router = express.Router({ mergeParams: true });
+
+const STATUSES = ['active', 'resolved', 'suspended', 'complicated'];
+
+const OPTIONAL_TEXT_FIELDS = [
+  'notes',
+  'related_npcs',
+  'related_location',
+  'origin',
+  'stakes',
+  'last_development',
+  'next_beat',
+  'suspected_resolution',
+];
+
+const getCampaignByIdStmt = db.prepare('SELECT id FROM campaigns WHERE id = ?');
+const listThreadsStmt = db.prepare('SELECT * FROM threads WHERE campaign_id = ? ORDER BY created_at DESC');
+const getThreadStmt = db.prepare('SELECT * FROM threads WHERE id = ? AND campaign_id = ?');
+
+const insertThreadStmt = db.prepare(`
+  INSERT INTO threads (
+    campaign_id, title, status, notes, related_npcs, related_location,
+    origin, stakes, last_development, next_beat, suspected_resolution
+  ) VALUES (
+    @campaign_id, @title, @status, @notes, @related_npcs, @related_location,
+    @origin, @stakes, @last_development, @next_beat, @suspected_resolution
+  )
+`);
+
+const updateThreadStmt = db.prepare(`
+  UPDATE threads SET
+    title = @title,
+    status = @status,
+    notes = @notes,
+    related_npcs = @related_npcs,
+    related_location = @related_location,
+    origin = @origin,
+    stakes = @stakes,
+    last_development = @last_development,
+    next_beat = @next_beat,
+    suspected_resolution = @suspected_resolution
+  WHERE id = @id AND campaign_id = @campaign_id
+`);
+
+const deleteThreadStmt = db.prepare('DELETE FROM threads WHERE id = ? AND campaign_id = ?');
+
+function parsePositiveInt(raw, res, label) {
+  const value = Number(raw);
+  if (!Number.isInteger(value) || value <= 0) {
+    res.status(400).json({ error: `${label} must be a positive integer` });
+    return null;
+  }
+  return value;
+}
+
+function loadCampaignId(req, res) {
+  const campaignId = parsePositiveInt(req.params.campaignId, res, 'campaign_id');
+  if (campaignId === null) return null;
+
+  if (!getCampaignByIdStmt.get(campaignId)) {
+    res.status(404).json({ error: 'campaign not found' });
+    return null;
+  }
+  return campaignId;
+}
+
+// Shared by create and update — PUT sends the full form, so both treat
+// title/status the same way rather than supporting partial patches.
+function parseThreadPayload(body, res) {
+  const title = typeof body.title === 'string' ? body.title.trim() : '';
+  if (!title) {
+    res.status(400).json({ error: 'title is required' });
+    return null;
+  }
+
+  const status = body.status === undefined ? 'active' : body.status;
+  if (!STATUSES.includes(status)) {
+    res.status(400).json({ error: `status must be one of: ${STATUSES.join(', ')}` });
+    return null;
+  }
+
+  const payload = { title, status };
+
+  for (const field of OPTIONAL_TEXT_FIELDS) {
+    const value = body[field];
+    if (value === undefined || value === null) {
+      payload[field] = null;
+    } else if (typeof value === 'string') {
+      payload[field] = value;
+    } else {
+      res.status(400).json({ error: `${field} must be a string or null` });
+      return null;
+    }
+  }
+
+  return payload;
+}
+
+function withErrorHandling(handler) {
+  return (req, res) => {
+    try {
+      handler(req, res);
+    } catch (err) {
+      console.error(err);
+      res.status(500).json({ error: 'unexpected server error' });
+    }
+  };
+}
+
+router.get('/', withErrorHandling((req, res) => {
+  const campaignId = loadCampaignId(req, res);
+  if (campaignId === null) return;
+
+  res.json({ data: listThreadsStmt.all(campaignId) });
+}));
+
+router.get('/:id', withErrorHandling((req, res) => {
+  const campaignId = loadCampaignId(req, res);
+  if (campaignId === null) return;
+
+  const id = parsePositiveInt(req.params.id, res, 'id');
+  if (id === null) return;
+
+  const thread = getThreadStmt.get(id, campaignId);
+  if (!thread) {
+    return res.status(404).json({ error: 'thread not found' });
+  }
+  res.json({ data: thread });
+}));
+
+router.post('/', withErrorHandling((req, res) => {
+  const campaignId = loadCampaignId(req, res);
+  if (campaignId === null) return;
+
+  const payload = parseThreadPayload(req.body, res);
+  if (payload === null) return;
+
+  const result = insertThreadStmt.run({ ...payload, campaign_id: campaignId });
+  res.status(201).json({ data: getThreadStmt.get(result.lastInsertRowid, campaignId) });
+}));
+
+router.put('/:id', withErrorHandling((req, res) => {
+  const campaignId = loadCampaignId(req, res);
+  if (campaignId === null) return;
+
+  const id = parsePositiveInt(req.params.id, res, 'id');
+  if (id === null) return;
+
+  if (!getThreadStmt.get(id, campaignId)) {
+    return res.status(404).json({ error: 'thread not found' });
+  }
+
+  const payload = parseThreadPayload(req.body, res);
+  if (payload === null) return;
+
+  updateThreadStmt.run({ ...payload, id, campaign_id: campaignId });
+  res.json({ data: getThreadStmt.get(id, campaignId) });
+}));
+
+router.delete('/:id', withErrorHandling((req, res) => {
+  const campaignId = loadCampaignId(req, res);
+  if (campaignId === null) return;
+
+  const id = parsePositiveInt(req.params.id, res, 'id');
+  if (id === null) return;
+
+  if (!getThreadStmt.get(id, campaignId)) {
+    return res.status(404).json({ error: 'thread not found' });
+  }
+
+  deleteThreadStmt.run(id, campaignId);
+  res.json({ data: { id } });
+}));

 module.exports = router;