Charles/availability

.gitignore

@@ -6,4 +6,6 @@ package-lock.json
 yarn.lock
 *.DS_Store
 *.pem
-firebase-admin-service-account.json
+firebase-admin-service-account.json
+# Firebase secrets
+secrets/

package.json

@@ -46,12 +46,19 @@
     "@tensorflow-models/universal-sentence-encoder": "^1.3.3",
     "@tensorflow/tfjs": "^4.2.0",
     "@tensorflow/tfjs-node": "^4.22.0",
+    "@types/node-cron": "^3.0.11",
+    "body-parser": "^1.19.1",
+    "class-transformer": "^0.5.1",
     "class-validator": "^0.14.0",
     "cors": "^2.8.6",
     "dotenv": "^10.0.0",
     "express": "^4.17.2",
     "faker": "^5.5.3",
     "firebase-admin": "^13.1.0",
+    "google-auth-library": "^7.14.0",
+    "math.js": "^1.1.46",
+    "multer": "1.4.5-lts.1",
+    "node-cron": "^4.2.1",
     "node-fetch": "^2.6.1",
     "pg": "^8.7.1",
     "pgvector": "^0.2.0",

src/api/controllers/AvailabilityController.ts

@@ -0,0 +1,115 @@
+import { Body, CurrentUser, Get, JsonController, Param, Post } from 'routing-controllers';
+import { UserModel } from '../../models/UserModel';
+import { AvailabilityService } from '../../services/AvailabilityService';
+import {
+    UpdateAvailabilityRequest,
+    GetAvailabilityResponse,
+    UserAvailabilityResponse
+} from '../../types';
+
+@JsonController('availability/')
+export class AvailabilityController {
+    private availabilityService: AvailabilityService;
+
+    constructor(availabilityService: AvailabilityService) {
+        this.availabilityService = availabilityService;
+    }
+
+    /**
+     * Get availability for the current user
+     * Creates empty availability if user doesn't have one yet
+     * GET /availability/
+     */
+    @Get()
+    async getMyAvailability(
+        @CurrentUser() user: UserModel
+    ): Promise<GetAvailabilityResponse> {
+        const availability = await this.availabilityService.getAvailabilityByUserId(
+            user.firebaseUid
+        );
+
+        return {
+            availability: this.toResponse(availability)
+        };
+    }
+
+    /**
+     * Get availability for a specific user by their userId
+     * Creates empty availability if user doesn't have one yet
+     * GET /availability/user/:userId
+     */
+    @Get('user/:userId')
+    async getAvailabilityByUserId(
+        @Param('userId') userId: string
+    ): Promise<GetAvailabilityResponse> {
+        const availability = await this.availabilityService.getAvailabilityByUserId(userId);
+
+        return {
+            availability: this.toResponse(availability)
+        };
+    }
+
+    /**
+     * Update availability for specific days
+     * Only the days included in the request are updated - other days remain unchanged
+     * Send an empty array for a day to clear that day's availability
+     * 
+     * POST /availability/update/
+     * 
+     * Example request body:
+     * {
+     *   "schedule": {
+     *     "2026-01-23": [
+     *       { "startDate": "2026-01-23T16:00:00Z", "endDate": "2026-01-23T18:00:00Z" }
+     *     ],
+     *     "2026-01-24": []  // clears this day
+     *   }
+     * }
+     */
+    @Post('update/')
+    async updateAvailability(
+        @CurrentUser() user: UserModel,
+        @Body() request: UpdateAvailabilityRequest
+    ): Promise<GetAvailabilityResponse> {
+        // Convert string dates to Date objects for each day
+        const scheduleUpdates: Record<string, { startDate: Date; endDate: Date }[]> = {};
+
+        for (const [day, slots] of Object.entries(request.schedule)) {
+            scheduleUpdates[day] = slots.map(slot => ({
+                startDate: new Date(slot.startDate),
+                endDate: new Date(slot.endDate)
+            }));
+        }
+
+        const availability = await this.availabilityService.updateAvailability(
+            user.firebaseUid,
+            scheduleUpdates
+        );
+
+        return {
+            availability: this.toResponse(availability)
+        };
+    }
+
+    /**
+     * Helper to convert internal type to response type
+     */
+    private toResponse(availability: any): UserAvailabilityResponse {
+        // Convert schedule to response format
+        const scheduleResponse: Record<string, { startDate: Date; endDate: Date }[]> = {};
+
+        for (const [day, slots] of Object.entries(availability.schedule)) {
+            scheduleResponse[day] = (slots as any[]).map((slot: any) => ({
+                startDate: slot.startDate,
+                endDate: slot.endDate
+            }));
+        }
+
+        return {
+            id: availability.id,
+            userId: availability.userId,
+            schedule: scheduleResponse,
+            updatedAt: availability.updatedAt
+        };
+    }
+}