u

src/api/routes/warehouse.js

@@ -0,0 +1,136 @@
+import * as db from '../../db/warehouse.js';
+import { emit } from '../sse.js';
+
+function requireSelectedCompany(req) {
+    const companyId = req.user?.selectedCompanyId;
+    if (companyId == null) {
+        return { error: 'No company selected' };
+    }
+    return { companyId };
+}
+
+function warehouseErrorStatus(error) {
+    if (error.message === 'No company selected') return 400;
+    if (error.message === 'Not authorized') return 403;
+    if (error.message === 'Company not found') return 404;
+    if (error.message === 'Warehouse not found') return 404;
+    if (error.message === 'Name required') return 400;
+    if (error.message === 'Warehouse already exists') return 409;
+    if (error.message === 'Warehouse in use in ledger') return 409;
+    return 500;
+}
+
+/**
+ * Registers warehouse routes for the authenticated user's selected company.
+ * @param {import('express').Application} app
+ * @param {string} [basePath='']
+ */
+export function register(app, basePath = '') {
+    app.get(`${basePath}/warehouse`, async (req, res) => {
+        const selected = requireSelectedCompany(req);
+        if (selected.error) {
+            return res.status(400).json({ error: selected.error });
+        }
+
+        try {
+            const warehouses = await db.list(req.user.id);
+            res.status(200).json({ warehouses });
+        } catch (error) {
+            const status = warehouseErrorStatus(error);
+            if (status === 500) console.error('List warehouses failed:', error);
+            res.status(status).json({ error: error.message });
+        }
+    });
+
+    app.get(`${basePath}/warehouse/:id`, async (req, res) => {
+        const selected = requireSelectedCompany(req);
+        if (selected.error) {
+            return res.status(400).json({ error: selected.error });
+        }
+
+        const id = Number(req.params.id);
+        if (!Number.isInteger(id) || id <= 0) {
+            return res.status(400).json({ error: 'id is required' });
+        }
+
+        try {
+            const warehouse = await db.getById(req.user.id, id);
+            if (!warehouse) {
+                return res.status(404).json({ error: 'Warehouse not found' });
+            }
+            res.status(200).json({ warehouse });
+        } catch (error) {
+            const status = warehouseErrorStatus(error);
+            if (status === 500) console.error('Get warehouse failed:', error);
+            res.status(status).json({ error: error.message });
+        }
+    });
+
+    app.post(`${basePath}/warehouse`, async (req, res) => {
+        const selected = requireSelectedCompany(req);
+        if (selected.error) {
+            return res.status(400).json({ error: selected.error });
+        }
+
+        const { name } = req.body ?? {};
+
+        try {
+            const warehouse = await db.create(req.user.id, { name });
+            emit('warehouse', { companyId: selected.companyId });
+            res.status(201).json({ warehouse });
+        } catch (error) {
+            const status = warehouseErrorStatus(error);
+            if (status === 500) console.error('Create warehouse failed:', error);
+            res.status(status).json({ error: error.message });
+        }
+    });
+
+    async function handleUpdate(req, res) {
+        const selected = requireSelectedCompany(req);
+        if (selected.error) {
+            return res.status(400).json({ error: selected.error });
+        }
+
+        const id = Number(req.params.id);
+        if (!Number.isInteger(id) || id <= 0) {
+            return res.status(400).json({ error: 'id is required' });
+        }
+
+        const { name } = req.body ?? {};
+
+        try {
+            const warehouse = await db.update(req.user.id, id, { name });
+            emit('warehouse', { companyId: selected.companyId });
+            res.status(200).json({ warehouse });
+        } catch (error) {
+            const status = warehouseErrorStatus(error);
+            if (status === 500) console.error('Update warehouse failed:', error);
+            res.status(status).json({ error: error.message });
+        }
+    }
+
+    app.patch(`${basePath}/warehouse/:id`, handleUpdate);
+    app.put(`${basePath}/warehouse/:id`, handleUpdate);
+
+    app.delete(`${basePath}/warehouse/:id`, async (req, res) => {
+        const selected = requireSelectedCompany(req);
+        if (selected.error) {
+            return res.status(400).json({ error: selected.error });
+        }
+
+        const id = Number(req.params.id);
+        if (!Number.isInteger(id) || id <= 0) {
+            return res.status(400).json({ error: 'id is required' });
+        }
+
+        try {
+            await db.remove(req.user.id, id);
+            emit('warehouse', { companyId: selected.companyId });
+            res.sendStatus(204);
+        } catch (error) {
+            const status = warehouseErrorStatus(error);
+            if (status === 500) console.error('Delete warehouse failed:', error);
+            res.status(status).json({ error: error.message });
+        }
+    });
+}