feat(copilot): fix context / json parsing edge cases

apps/sim/app/api/copilot/chat/route.test.ts

@@ -233,7 +233,7 @@ describe('Copilot Chat API Route', () => {
             model: 'claude-4.5-sonnet',
             mode: 'agent',
             messageId: 'mock-uuid-1234-5678',
-            version: '1.0.0',
+            version: '1.0.1',
             chatId: 'chat-123',
           }),
         })
@@ -303,7 +303,7 @@ describe('Copilot Chat API Route', () => {
             model: 'claude-4.5-sonnet',
             mode: 'agent',
             messageId: 'mock-uuid-1234-5678',
-            version: '1.0.0',
+            version: '1.0.1',
             chatId: 'chat-123',
           }),
         })
@@ -361,7 +361,7 @@ describe('Copilot Chat API Route', () => {
             model: 'claude-4.5-sonnet',
             mode: 'agent',
             messageId: 'mock-uuid-1234-5678',
-            version: '1.0.0',
+            version: '1.0.1',
             chatId: 'chat-123',
           }),
         })
@@ -453,7 +453,7 @@ describe('Copilot Chat API Route', () => {
             model: 'claude-4.5-sonnet',
             mode: 'ask',
             messageId: 'mock-uuid-1234-5678',
-            version: '1.0.0',
+            version: '1.0.1',
             chatId: 'chat-123',
           }),
         })

apps/sim/app/api/copilot/user-models/route.ts

@@ -0,0 +1,131 @@
+import { eq } from 'drizzle-orm'
+import { type NextRequest, NextResponse } from 'next/server'
+import { auth } from '@/lib/auth'
+import { createLogger } from '@/lib/logs/console/logger'
+import { db } from '@/../../packages/db'
+import { settings } from '@/../../packages/db/schema'
+
+const logger = createLogger('CopilotUserModelsAPI')
+
+const DEFAULT_ENABLED_MODELS: Record<string, boolean> = {
+  'gpt-4o': false,
+  'gpt-4.1': false,
+  'gpt-5-fast': false,
+  'gpt-5': true,
+  'gpt-5-medium': true,
+  'gpt-5-high': false,
+  o3: true,
+  'claude-4-sonnet': true,
+  'claude-4.5-sonnet': true,
+  'claude-4.1-opus': true,
+}
+
+// GET - Fetch user's enabled models
+export async function GET(request: NextRequest) {
+  try {
+    const session = await auth.api.getSession({ headers: request.headers })
+
+    if (!session?.user?.id) {
+      return NextResponse.json({ error: 'Unauthorized' }, { status: 401 })
+    }
+
+    const userId = session.user.id
+
+    // Try to fetch existing settings record
+    const [userSettings] = await db
+      .select()
+      .from(settings)
+      .where(eq(settings.userId, userId))
+      .limit(1)
+
+    if (userSettings) {
+      const userModelsMap = (userSettings.copilotEnabledModels as Record<string, boolean>) || {}
+
+      // Merge: start with defaults, then override with user's existing preferences
+      const mergedModels = { ...DEFAULT_ENABLED_MODELS }
+      for (const [modelId, enabled] of Object.entries(userModelsMap)) {
+        mergedModels[modelId] = enabled
+      }
+
+      // If we added any new models, update the database
+      const hasNewModels = Object.keys(DEFAULT_ENABLED_MODELS).some(
+        (key) => !(key in userModelsMap)
+      )
+
+      if (hasNewModels) {
+        await db
+          .update(settings)
+          .set({
+            copilotEnabledModels: mergedModels,
+            updatedAt: new Date(),
+          })
+          .where(eq(settings.userId, userId))
+      }
+
+      return NextResponse.json({
+        enabledModels: mergedModels,
+      })
+    }
+
+    // If no settings record exists, create one with empty object (client will use defaults)
+    const [created] = await db
+      .insert(settings)
+      .values({
+        id: userId,
+        userId,
+        copilotEnabledModels: {},
+      })
+      .returning()
+
+    return NextResponse.json({
+      enabledModels: DEFAULT_ENABLED_MODELS,
+    })
+  } catch (error) {
+    logger.error('Failed to fetch user models', { error })
+    return NextResponse.json({ error: 'Internal server error' }, { status: 500 })
+  }
+}
+
+// PUT - Update user's enabled models
+export async function PUT(request: NextRequest) {
+  try {
+    const session = await auth.api.getSession({ headers: request.headers })
+
+    if (!session?.user?.id) {
+      return NextResponse.json({ error: 'Unauthorized' }, { status: 401 })
+    }
+
+    const userId = session.user.id
+    const body = await request.json()
+
+    if (!body.enabledModels || typeof body.enabledModels !== 'object') {
+      return NextResponse.json({ error: 'enabledModels must be an object' }, { status: 400 })
+    }
+
+    // Check if settings record exists
+    const [existing] = await db.select().from(settings).where(eq(settings.userId, userId)).limit(1)
+
+    if (existing) {
+      // Update existing record
+      await db
+        .update(settings)
+        .set({
+          copilotEnabledModels: body.enabledModels,
+          updatedAt: new Date(),
+        })
+        .where(eq(settings.userId, userId))
+    } else {
+      // Create new settings record
+      await db.insert(settings).values({
+        id: userId,
+        userId,
+        copilotEnabledModels: body.enabledModels,
+      })
+    }
+
+    return NextResponse.json({ success: true })
+  } catch (error) {
+    logger.error('Failed to update user models', { error })
+    return NextResponse.json({ error: 'Internal server error' }, { status: 500 })
+  }
+}