Add Google Calendar integration via Supabase Edge Functions
- Create new create-google-meet-event edge function - Use service account authentication (no OAuth needed) - Add google_service_account_json field to platform_settings - Add admin UI for service account JSON configuration - Include test connection button in Integrasi tab - Add comprehensive setup documentation - Keep n8n workflows as alternative option Features: - Direct Google Calendar API integration - JWT authentication with service account - Auto-create Google Meet links - No external dependencies needed - Simple configuration via admin panel 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
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dwindown
240
supabase/functions/create-google-meet-event/index.ts
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240
supabase/functions/create-google-meet-event/index.ts
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import { serve } from "https://deno.land/std@0.190.0/http/server.ts";
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import { createClient } from "https://esm.sh/@supabase/supabase-js@2";
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const corsHeaders = {
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"Access-Control-Allow-Origin": "*",
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"Access-Control-Allow-Headers": "authorization, x-client-info, apikey, content-type",
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};
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interface GoogleServiceAccount {
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type: string;
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project_id: string;
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private_key_id: string;
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private_key: string;
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client_email: string;
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client_id: string;
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auth_uri: string;
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token_uri: string;
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}
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interface CreateMeetRequest {
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slot_id: string;
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date: string;
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start_time: string;
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end_time: string;
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client_name: string;
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client_email: string;
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topic: string;
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notes?: string;
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}
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// Function to create JWT for Google API authentication
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async function getGoogleAccessToken(serviceAccount: GoogleServiceAccount): Promise<string> {
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const header = {
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alg: "RS256",
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typ: "JWT",
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};
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const now = Math.floor(Date.now() / 1000);
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const payload = {
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iss: serviceAccount.client_email,
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scope: "https://www.googleapis.com/auth/calendar",
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aud: serviceAccount.token_uri,
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exp: now + 3600,
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iat: now,
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};
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// Import JWT functionality
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const { default: jwt } = await import("https://deno.land/x/jose@v4.14.4/index.ts");
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const privateKey = await crypto.subtle.importKey(
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"pkcs8",
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StringEncoder.encode(serviceAccount.private_key),
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{ name: "RSASSA-PKCS1-v1_5", hash: "SHA-256" },
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false,
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["sign"]
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);
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const token = await jwt.sign(header, payload, privateKey);
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// Exchange JWT for access token
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const response = await fetch(serviceAccount.token_uri, {
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method: "POST",
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headers: { "Content-Type": "application/x-www-form-urlencoded" },
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body: new URLSearchParams({
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grant_type: "urn:ietf:params:oauth:grant-type:jwt-bearer",
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assertion: token,
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}),
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});
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const data = await response.json();
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return data.access_token;
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}
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// String encoder helper
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const StringEncoder = new TextEncoder();
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serve(async (req: Request): Promise<Response> => {
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if (req.method === "OPTIONS") {
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return new Response(null, { headers: corsHeaders });
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}
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try {
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const supabaseUrl = Deno.env.get("SUPABASE_URL")!;
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const supabaseServiceKey = Deno.env.get("SUPABASE_SERVICE_ROLE_KEY")!;
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const supabase = createClient(supabaseUrl, supabaseServiceKey);
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const body: CreateMeetRequest = await req.json();
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console.log("Creating Google Meet event for slot:", body.slot_id);
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// Get platform settings
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const { data: settings } = await supabase
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.from("platform_settings")
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.select("integration_google_calendar_id, brand_name, google_service_account_json")
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.single();
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const calendarId = settings?.integration_google_calendar_id;
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const brandName = settings?.brand_name || "LearnHub";
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if (!calendarId) {
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return new Response(
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JSON.stringify({
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success: false,
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message: "Google Calendar ID belum dikonfigurasi di Pengaturan > Integrasi"
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}),
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{ status: 400, headers: { ...corsHeaders, "Content-Type": "application/json" } }
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);
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}
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// Get service account from settings or environment
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let serviceAccountJson: string | null = null;
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// Priority 1: Check if stored in platform_settings (encrypted field recommended)
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if (settings?.google_service_account_json) {
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serviceAccountJson = settings.google_service_account_json;
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}
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// Priority 2: Check environment variable
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if (!serviceAccountJson) {
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serviceAccountJson = Deno.env.get("GOOGLE_SERVICE_ACCOUNT_JSON") || null;
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}
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if (!serviceAccountJson) {
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return new Response(
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JSON.stringify({
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success: false,
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message: "Google Service Account JSON belum dikonfigurasi. Tambahkan di environment variables atau platform_settings."
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}),
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{ status: 400, headers: { ...corsHeaders, "Content-Type": "application/json" } }
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);
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}
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// Parse service account JSON
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let serviceAccount: GoogleServiceAccount;
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try {
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serviceAccount = JSON.parse(serviceAccountJson);
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} catch (error) {
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console.error("Failed to parse service account JSON:", error);
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return new Response(
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JSON.stringify({
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success: false,
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message: "Format Google Service Account JSON tidak valid"
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}),
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{ status: 400, headers: { ...corsHeaders, "Content-Type": "application/json" } }
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);
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}
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// Get access token
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const accessToken = await getGoogleAccessToken(serviceAccount);
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// Build event data
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const startDate = new Date(`${body.date}T${body.start_time}`);
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const endDate = new Date(`${body.date}T${body.end_time}`);
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const eventData = {
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summary: `Konsultasi: ${body.topic} - ${body.client_name}`,
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description: `Client: ${body.client_email}\n\nNotes: ${body.notes || '-'}\n\nSlot ID: ${body.slot_id}\nBrand: ${brandName}`,
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start: {
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dateTime: startDate.toISOString(),
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timeZone: "Asia/Jakarta",
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},
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end: {
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dateTime: endDate.toISOString(),
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timeZone: "Asia/Jakarta",
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},
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attendees: [
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{ email: body.client_email },
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],
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conferenceData: {
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createRequest: {
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requestId: body.slot_id,
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conferenceSolutionKey: { type: "hangoutsMeet" },
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},
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},
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sendUpdates: "all",
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guestsCanInviteOthers: false,
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guestsCanModify: false,
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guestsCanSeeOtherGuests: false,
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};
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// Create event via Google Calendar API
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const calendarResponse = await fetch(
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`https://www.googleapis.com/calendar/v3/calendars/${encodeURIComponent(calendarId)}/events?conferenceDataVersion=1`,
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{
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method: "POST",
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headers: {
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"Authorization": `Bearer ${accessToken}`,
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"Content-Type": "application/json",
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},
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body: JSON.stringify(eventData),
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}
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);
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if (!calendarResponse.ok) {
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const errorText = await calendarResponse.text();
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console.error("Google Calendar API error:", errorText);
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return new Response(
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JSON.stringify({
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success: false,
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message: "Gagal membuat event di Google Calendar: " + errorText
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}),
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{ status: 500, headers: { ...corsHeaders, "Content-Type": "application/json" } }
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);
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}
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const eventDataResult = await calendarResponse.json();
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// Update the slot with the meet link
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if (eventDataResult.hangoutLink) {
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await supabase
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.from("consulting_slots")
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.update({ meet_link: eventDataResult.hangoutLink })
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.eq("id", body.slot_id);
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return new Response(
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JSON.stringify({
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success: true,
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meet_link: eventDataResult.hangoutLink,
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event_id: eventDataResult.id,
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html_link: eventDataResult.htmlLink,
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}),
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{ headers: { ...corsHeaders, "Content-Type": "application/json" } }
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);
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}
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return new Response(
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JSON.stringify({
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success: false,
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message: "Event berhasil dibuat tapi tidak ada meet link"
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}),
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{ status: 500, headers: { ...corsHeaders, "Content-Type": "application/json" } }
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);
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} catch (error: any) {
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console.error("Error creating Google Meet event:", error);
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return new Response(
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JSON.stringify({ success: false, message: error.message }),
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{ status: 500, headers: { ...corsHeaders, "Content-Type": "application/json" } }
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);
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}
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});
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