first commit

backend/prisma/add-contract-categories.ts

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+import { PrismaClient } from '@prisma/client';
+
+const prisma = new PrismaClient();
+
+async function main() {
+  console.log('Adding contract categories...');
+
+  // Create contract categories (matching existing enum values)
+  const contractCategories = [
+    { code: 'ELECTRICITY', name: 'Strom', icon: 'Zap', color: '#FFC107', sortOrder: 1 },
+    { code: 'GAS', name: 'Gas', icon: 'Flame', color: '#FF5722', sortOrder: 2 },
+    { code: 'DSL', name: 'DSL', icon: 'Wifi', color: '#2196F3', sortOrder: 3 },
+    { code: 'FIBER', name: 'Glasfaser', icon: 'Cable', color: '#9C27B0', sortOrder: 4 },
+    { code: 'MOBILE', name: 'Mobilfunk', icon: 'Smartphone', color: '#4CAF50', sortOrder: 5 },
+    { code: 'TV', name: 'TV', icon: 'Tv', color: '#E91E63', sortOrder: 6 },
+    { code: 'CAR_INSURANCE', name: 'KFZ-Versicherung', icon: 'Car', color: '#607D8B', sortOrder: 7 },
+  ];
+
+  for (const category of contractCategories) {
+    await prisma.contractCategory.upsert({
+      where: { code: category.code },
+      update: { name: category.name, icon: category.icon, color: category.color, sortOrder: category.sortOrder },
+      create: category,
+    });
+    console.log(`Created/updated category: ${category.name}`);
+  }
+
+  // Update existing contracts to link to their categories
+  console.log('Linking existing contracts to categories...');
+
+  for (const category of contractCategories) {
+    const cat = await prisma.contractCategory.findUnique({ where: { code: category.code } });
+    if (cat) {
+      const result = await prisma.contract.updateMany({
+        where: {
+          type: category.code as any,
+          contractCategoryId: null,
+        },
+        data: {
+          contractCategoryId: cat.id,
+        },
+      });
+      if (result.count > 0) {
+        console.log(`Linked ${result.count} ${category.name} contracts`);
+      }
+    }
+  }
+
+  console.log('Contract categories setup completed!');
+}
+
+main()
+  .catch((e) => {
+    console.error(e);
+    process.exit(1);
+  })
+  .finally(async () => {
+    await prisma.$disconnect();
+  });