AuthCentral/EMAIL_VERIFICATION_FIX.md

Email Verification Fix - Implementation Summary

Problem

Kullanıcılar email/password ile kayıt olduğunda email doğrulamadan login yapabiliyordu. Email doğrulama sistemi çalışmıyordu.

Root Cause

1. User model'de EmailVerified field'ı default:true olarak ayarlıydı
2. Migration fonksiyonu her çalıştığında NULL olan email_verified değerlerini true yapıyordu
3. Bu yüzden yeni kayıt olan kullanıcılar bile otomatik olarak verified oluyordu

Solution

1. User Model Fix

File: internal/models/user.go

// BEFORE
EmailVerified *bool `gorm:"default:true" json:"email_verified"`

// AFTER
EmailVerified *bool `gorm:"default:false" json:"email_verified"`

2. Migration Fix

File: internal/database/db.go

Migration fonksiyonunu devre dışı bıraktık:

// BEFORE
migrateEmailVerifiedColumn()

// AFTER
// migrateEmailVerifiedColumn() // Disabled

3. Register Function

File: internal/services/auth_service.go

Zaten doğru çalışıyordu:

falseBool := false
user := models.User{
    EmailVerified: &falseBool,
    EmailVerifyToken: verifyToken,
}

4. Login Function

File: internal/services/auth_service.go

Email doğrulama kontrolü zaten vardı:

if !user.IsEmailVerified() {
    return nil, "", "", errors.New("email not verified")
}

Test Results

Test 1: Email/Password Registration

curl -X POST http://localhost:8080/v1/auth/register \
  -d '{"username":"finaltest","email":"finaltest@example.com","password":"testpass123"}'

Result: ✅ email_verified=false Result: ✅ access_token NOT returned (no immediate login) Response:

{
  "email_verified": false,
  "message": "User created. Please verify your email.",
  "has_access_token": false
}

Test 2: Login Before Email Verification

curl -X POST http://localhost:8080/v1/auth/login \
  -d '{"email":"finaltest@example.com","password":"testpass123"}'

Result: ✅ 401 Unauthorized - "email not verified"

Test 3: Email Verification

curl "http://localhost:8080/v1/auth/verify-email?token=574d10afd3011535..."

Result: ✅ 200 OK - "Email verified successfully"

Test 4: Login After Email Verification

curl -X POST http://localhost:8080/v1/auth/login \
  -d '{"email":"finaltest@example.com","password":"testpass123"}'

Result: ✅ 200 OK - Tokens issued successfully

Behavior Summary

Registration Method	Email Verified	Can Login Immediately?
Email/Password	false	❌ No (must verify)
Google OAuth	true	✅ Yes
GitHub OAuth	true	✅ Yes

Files Modified

1. ✅ internal/models/user.go - Changed EmailVerified default to false
2. ✅ internal/database/db.go - Disabled migration that auto-verified users
3. ✅ emaildogrulama.txt - Updated documentation

Status

✅ FULLY IMPLEMENTED AND TESTED

Email verification now works correctly:

• New users must verify their email before login
• OAuth users are auto-verified
• Existing users remain verified

Date

February 4, 2026