"use strict";
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exports.AuthService = void 0;
const common_1 = require("@nestjs/common");
const jwt_1 = require("@nestjs/jwt");
const prisma_service_1 = require("../prisma/prisma.service");
const otp_service_1 = require("../otp/otp.service");
const bcrypt = __importStar(require("bcrypt"));
const fs = __importStar(require("fs"));
const path = __importStar(require("path"));
const axios_1 = __importDefault(require("axios"));
let AuthService = class AuthService {
    prisma;
    jwtService;
    otpService;
    constructor(prisma, jwtService, otpService) {
        this.prisma = prisma;
        this.jwtService = jwtService;
        this.otpService = otpService;
    }
    async register(email, password, name) {
        const existing = await this.prisma.user.findUnique({ where: { email } });
        if (existing) {
            throw new common_1.ConflictException('Email already registered');
        }
        const passwordHash = await bcrypt.hash(password, 10);
        const user = await this.prisma.user.create({
            data: {
                email,
                passwordHash,
                name,
                emailVerified: false,
            },
        });
        const token = await this.generateToken(user.id, user.email);
        return {
            user: {
                id: user.id,
                email: user.email,
                name: user.name,
                avatarUrl: user.avatarUrl,
                emailVerified: user.emailVerified,
            },
            token,
        };
    }
    async login(email, password) {
        const user = await this.prisma.user.findUnique({
            where: { email },
            select: {
                id: true,
                email: true,
                passwordHash: true,
                name: true,
                avatarUrl: true,
                emailVerified: true,
                otpEmailEnabled: true,
                otpWhatsappEnabled: true,
                otpTotpEnabled: true,
            },
        });
        if (!user || !user.passwordHash) {
            throw new common_1.UnauthorizedException('Invalid credentials');
        }
        const isValid = await bcrypt.compare(password, user.passwordHash);
        if (!isValid) {
            throw new common_1.UnauthorizedException('Invalid credentials');
        }
        const requiresOtp = user.otpEmailEnabled || user.otpWhatsappEnabled || user.otpTotpEnabled;
        if (requiresOtp) {
            if (user.otpEmailEnabled) {
                try {
                    await this.otpService.sendEmailOtp(user.id);
                }
                catch (error) {
                    console.error('Failed to send email OTP during login:', error);
                }
            }
            if (user.otpWhatsappEnabled) {
                try {
                    await this.otpService.sendWhatsappOtp(user.id, 'live');
                }
                catch (error) {
                    console.error('Failed to send WhatsApp OTP during login:', error);
                }
            }
            return {
                requiresOtp: true,
                availableMethods: {
                    email: user.otpEmailEnabled,
                    whatsapp: user.otpWhatsappEnabled,
                    totp: user.otpTotpEnabled,
                },
                tempToken: this.generateTempToken(user.id, user.email),
            };
        }
        const token = await this.generateToken(user.id, user.email);
        return {
            user: {
                id: user.id,
                email: user.email,
                name: user.name,
                avatarUrl: user.avatarUrl,
                emailVerified: user.emailVerified,
            },
            token,
        };
    }
    async googleLogin(googleProfile) {
        let user = await this.prisma.user.findUnique({
            where: { email: googleProfile.email },
        });
        if (!user) {
            user = await this.prisma.user.create({
                data: {
                    email: googleProfile.email,
                    name: googleProfile.name,
                    avatarUrl: googleProfile.avatarUrl,
                    emailVerified: true,
                    authAccounts: {
                        create: {
                            provider: 'google',
                            issuer: 'google.com',
                            subject: googleProfile.googleId,
                        },
                    },
                },
            });
        }
        else {
            const existingAuth = await this.prisma.authAccount.findUnique({
                where: {
                    issuer_subject: {
                        issuer: 'google.com',
                        subject: googleProfile.googleId,
                    },
                },
            });
            if (!existingAuth) {
                await this.prisma.authAccount.create({
                    data: {
                        userId: user.id,
                        provider: 'google',
                        issuer: 'google.com',
                        subject: googleProfile.googleId,
                    },
                });
            }
            console.log('Updating user with Google profile:', {
                name: googleProfile.name,
                avatarUrl: googleProfile.avatarUrl,
            });
            let avatarUrl = user.avatarUrl;
            if (googleProfile.avatarUrl) {
                try {
                    avatarUrl = await this.downloadAndStoreAvatar(googleProfile.avatarUrl, user.id);
                }
                catch (error) {
                    console.error('Failed to download avatar:', error);
                    avatarUrl = googleProfile.avatarUrl;
                }
            }
            user = await this.prisma.user.update({
                where: { id: user.id },
                data: {
                    name: googleProfile.name || user.name,
                    avatarUrl: avatarUrl || user.avatarUrl,
                    emailVerified: true,
                },
            });
            console.log('User updated, avatar:', user.avatarUrl);
        }
        const requiresOtp = user.otpEmailEnabled || user.otpWhatsappEnabled || user.otpTotpEnabled;
        if (requiresOtp) {
            if (user.otpEmailEnabled) {
                try {
                    await this.otpService.sendEmailOtp(user.id);
                }
                catch (error) {
                    console.error('Failed to send email OTP during Google login:', error);
                }
            }
            if (user.otpWhatsappEnabled) {
                try {
                    await this.otpService.sendWhatsappOtp(user.id, 'live');
                }
                catch (error) {
                    console.error('Failed to send WhatsApp OTP during Google login:', error);
                }
            }
            return {
                requiresOtp: true,
                availableMethods: {
                    email: user.otpEmailEnabled,
                    whatsapp: user.otpWhatsappEnabled,
                    totp: user.otpTotpEnabled,
                },
                tempToken: this.generateTempToken(user.id, user.email),
            };
        }
        const token = await this.generateToken(user.id, user.email);
        return {
            user: {
                id: user.id,
                email: user.email,
                name: user.name,
                avatarUrl: user.avatarUrl,
                emailVerified: user.emailVerified,
            },
            token,
        };
    }
    async verifyOtpAndLogin(tempToken, otpCode, method) {
        let payload;
        try {
            payload = this.jwtService.verify(tempToken);
        }
        catch {
            throw new common_1.UnauthorizedException('Invalid or expired token');
        }
        if (!payload.temp) {
            throw new common_1.UnauthorizedException('Invalid token type');
        }
        const userId = payload.userId || payload.sub;
        const email = payload.email;
        if (!userId || !email) {
            throw new common_1.UnauthorizedException('Invalid token payload');
        }
        const user = await this.prisma.user.findUnique({
            where: { id: userId },
        });
        if (!user) {
            throw new common_1.UnauthorizedException('User not found');
        }
        if (method === 'email') {
            const isValid = this.otpService.verifyEmailOtpForLogin(userId, otpCode);
            if (!isValid) {
                throw new common_1.UnauthorizedException('Invalid or expired email OTP code');
            }
        }
        else if (method === 'whatsapp') {
            const isValid = this.otpService.verifyWhatsappOtpForLogin(userId, otpCode);
            if (!isValid) {
                throw new common_1.UnauthorizedException('Invalid or expired WhatsApp OTP code');
            }
        }
        else if (method === 'totp') {
            if (!user.otpTotpSecret) {
                throw new common_1.UnauthorizedException('TOTP not set up');
            }
            const { authenticator } = await import('otplib');
            const isValid = authenticator.verify({
                token: otpCode,
                secret: user.otpTotpSecret,
            });
            if (!isValid) {
                throw new common_1.UnauthorizedException('Invalid TOTP code');
            }
        }
        const token = await this.generateToken(userId, email);
        return {
            user: {
                id: user.id,
                email: user.email,
                name: user.name,
                avatarUrl: user.avatarUrl,
                emailVerified: user.emailVerified,
            },
            token,
        };
    }
    async generateToken(userId, email) {
        const user = await this.prisma.user.findUnique({
            where: { id: userId },
            select: { role: true },
        });
        return this.jwtService.sign({
            sub: userId,
            email,
            role: user?.role || 'user',
        });
    }
    generateTempToken(userId, email) {
        return this.jwtService.sign({ userId, email, temp: true }, { expiresIn: '5m' });
    }
    async getUserProfile(userId) {
        const user = await this.prisma.user.findUnique({
            where: { id: userId },
            select: {
                id: true,
                email: true,
                name: true,
                avatarUrl: true,
                emailVerified: true,
            },
        });
        if (!user) {
            throw new common_1.UnauthorizedException('User not found');
        }
        return user;
    }
    async changePassword(userId, currentPassword, newPassword, isSettingPassword) {
        const user = await this.prisma.user.findUnique({
            where: { id: userId },
            select: { passwordHash: true },
        });
        if (!user) {
            throw new common_1.BadRequestException('User not found');
        }
        if (isSettingPassword && !user.passwordHash) {
            const newPasswordHash = await bcrypt.hash(newPassword, 10);
            await this.prisma.user.update({
                where: { id: userId },
                data: { passwordHash: newPasswordHash },
            });
            return { message: 'Password set successfully' };
        }
        if (!user.passwordHash) {
            throw new common_1.BadRequestException('Cannot change password for this account');
        }
        const isValid = await bcrypt.compare(currentPassword, user.passwordHash);
        if (!isValid) {
            throw new common_1.UnauthorizedException('Current password is incorrect');
        }
        const newPasswordHash = await bcrypt.hash(newPassword, 10);
        await this.prisma.user.update({
            where: { id: userId },
            data: { passwordHash: newPasswordHash },
        });
        return { message: 'Password changed successfully' };
    }
    async downloadAndStoreAvatar(avatarUrl, userId) {
        try {
            const uploadsDir = path.join(process.cwd(), 'public', 'avatars');
            if (!fs.existsSync(uploadsDir)) {
                fs.mkdirSync(uploadsDir, { recursive: true });
            }
            const response = await axios_1.default.get(avatarUrl, {
                responseType: 'arraybuffer',
            });
            const ext = 'jpg';
            const filename = `${userId}.${ext}`;
            const filepath = path.join(uploadsDir, filename);
            fs.writeFileSync(filepath, response.data);
            return `/avatars/${filename}`;
        }
        catch (error) {
            console.error('Error downloading avatar:', error);
            throw error;
        }
    }
};
exports.AuthService = AuthService;
exports.AuthService = AuthService = __decorate([
    (0, common_1.Injectable)(),
    __param(2, (0, common_1.Inject)((0, common_1.forwardRef)(() => otp_service_1.OtpService))),
    __metadata("design:paramtypes", [prisma_service_1.PrismaService,
        jwt_1.JwtService,
        otp_service_1.OtpService])
], AuthService);
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