Implement account deletion system

supabase/functions/request-account-deletion/index.ts

@@ -0,0 +1,181 @@
+import { serve } from 'https://deno.land/std@0.168.0/http/server.ts';
+import { createClient } from 'https://esm.sh/@supabase/supabase-js@2';
+
+const corsHeaders = {
+  'Access-Control-Allow-Origin': '*',
+  'Access-Control-Allow-Headers': 'authorization, x-client-info, apikey, content-type',
+};
+
+serve(async (req) => {
+  if (req.method === 'OPTIONS') {
+    return new Response(null, { headers: corsHeaders });
+  }
+
+  try {
+    const supabaseClient = createClient(
+      Deno.env.get('SUPABASE_URL') ?? '',
+      Deno.env.get('SUPABASE_ANON_KEY') ?? '',
+      {
+        global: {
+          headers: { Authorization: req.headers.get('Authorization')! },
+        },
+      }
+    );
+
+    // Get authenticated user
+    const {
+      data: { user },
+      error: userError,
+    } = await supabaseClient.auth.getUser();
+
+    if (userError || !user) {
+      throw new Error('Unauthorized');
+    }
+
+    console.log(`Processing deletion request for user: ${user.id}`);
+
+    // Check for existing pending deletion request
+    const { data: existingRequest } = await supabaseClient
+      .from('account_deletion_requests')
+      .select('*')
+      .eq('user_id', user.id)
+      .eq('status', 'pending')
+      .maybeSingle();
+
+    if (existingRequest) {
+      return new Response(
+        JSON.stringify({
+          error: 'You already have a pending deletion request',
+          request: existingRequest,
+        }),
+        {
+          status: 400,
+          headers: { ...corsHeaders, 'Content-Type': 'application/json' },
+        }
+      );
+    }
+
+    // Generate confirmation code
+    const { data: codeData, error: codeError } = await supabaseClient
+      .rpc('generate_deletion_confirmation_code');
+
+    if (codeError) {
+      throw codeError;
+    }
+
+    const confirmationCode = codeData as string;
+    const scheduledDeletionAt = new Date();
+    scheduledDeletionAt.setDate(scheduledDeletionAt.getDate() + 14);
+
+    // Create deletion request
+    const { data: deletionRequest, error: requestError } = await supabaseClient
+      .from('account_deletion_requests')
+      .insert({
+        user_id: user.id,
+        confirmation_code: confirmationCode,
+        confirmation_code_sent_at: new Date().toISOString(),
+        scheduled_deletion_at: scheduledDeletionAt.toISOString(),
+        status: 'pending',
+      })
+      .select()
+      .single();
+
+    if (requestError) {
+      throw requestError;
+    }
+
+    // Deactivate profile
+    const { error: profileError } = await supabaseClient
+      .from('profiles')
+      .update({
+        deactivated: true,
+        deactivated_at: new Date().toISOString(),
+        deactivation_reason: 'User requested account deletion',
+      })
+      .eq('user_id', user.id);
+
+    if (profileError) {
+      throw profileError;
+    }
+
+    // Send confirmation email
+    const emailPayload = {
+      to: user.email,
+      subject: 'Account Deletion Requested - Confirmation Code Inside',
+      html: `
+        <h2>Account Deletion Requested</h2>
+        <p>Hello,</p>
+        <p>We received a request to delete your account on ${new Date().toLocaleDateString()}.</p>
+        
+        <h3>IMPORTANT INFORMATION:</h3>
+        <p>Your account has been deactivated and will be permanently deleted on <strong>${scheduledDeletionAt.toLocaleDateString()}</strong> (14 days from now).</p>
+        
+        <h4>What will be DELETED:</h4>
+        <ul>
+          <li>✗ Your profile information (username, bio, avatar, etc.)</li>
+          <li>✗ Your reviews and ratings</li>
+          <li>✗ Your personal preferences and settings</li>
+        </ul>
+        
+        <h4>What will be PRESERVED:</h4>
+        <ul>
+          <li>✓ Your database submissions (park creations, ride additions, edits)</li>
+          <li>✓ Photos you've uploaded (will be shown as "Submitted by [deleted user]")</li>
+          <li>✓ Edit history and contributions</li>
+        </ul>
+        
+        <h3>CONFIRMATION CODE: <strong>${confirmationCode}</strong></h3>
+        <p>To confirm deletion after the 14-day period, you'll need to enter this 6-digit code.</p>
+        
+        <p><strong>Need to cancel?</strong> Log in and visit your account settings to reactivate your account at any time during the next 14 days.</p>
+      `,
+    };
+
+    // Send via ForwardEmail API
+    const forwardEmailKey = Deno.env.get('FORWARDEMAIL_API_KEY');
+    const fromEmail = Deno.env.get('FROM_EMAIL_ADDRESS') || 'noreply@thrillwiki.com';
+
+    if (forwardEmailKey) {
+      try {
+        await fetch('https://api.forwardemail.net/v1/emails', {
+          method: 'POST',
+          headers: {
+            'Content-Type': 'application/json',
+            'Authorization': `Basic ${btoa(forwardEmailKey + ':')}`,
+          },
+          body: JSON.stringify({
+            from: fromEmail,
+            to: emailPayload.to,
+            subject: emailPayload.subject,
+            html: emailPayload.html,
+          }),
+        });
+        console.log('Deletion confirmation email sent');
+      } catch (emailError) {
+        console.error('Failed to send email:', emailError);
+      }
+    }
+
+    return new Response(
+      JSON.stringify({
+        success: true,
+        message: 'Account deletion request created successfully',
+        scheduled_deletion_at: scheduledDeletionAt.toISOString(),
+        request_id: deletionRequest.id,
+      }),
+      {
+        status: 200,
+        headers: { ...corsHeaders, 'Content-Type': 'application/json' },
+      }
+    );
+  } catch (error) {
+    console.error('Error processing deletion request:', error);
+    return new Response(
+      JSON.stringify({ error: error.message }),
+      {
+        status: 400,
+        headers: { ...corsHeaders, 'Content-Type': 'application/json' },
+      }
+    );
+  }
+});