"use strict";
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
    else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
    return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
    if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
var __param = (this && this.__param) || function (paramIndex, decorator) {
    return function (target, key) { decorator(target, key, paramIndex); }
};
var AuthService_1;
Object.defineProperty(exports, "__esModule", { value: true });
exports.AuthService = void 0;
const common_1 = require("@nestjs/common");
const typeorm_1 = require("@nestjs/typeorm");
const typeorm_2 = require("typeorm");
const crypto_1 = require("crypto");
const api_key_entity_1 = require("./entities/api-key.entity");
const tenant_entity_1 = require("./entities/tenant.entity");
const redis_service_1 = require("../common/redis.service");
let AuthService = AuthService_1 = class AuthService {
    apiKeyRepository;
    tenantRepository;
    redisService;
    logger = new common_1.Logger(AuthService_1.name);
    constructor(apiKeyRepository, tenantRepository, redisService) {
        this.apiKeyRepository = apiKeyRepository;
        this.tenantRepository = tenantRepository;
        this.redisService = redisService;
    }
    async validateApiKey(key, origin, referer) {
        const cacheKey = `auth:apikey:${key}`;
        const cachedData = await this.redisService.get(cacheKey);
        if (cachedData) {
            this.validateRestrictions(cachedData.apiKey, origin, referer);
            return cachedData;
        }
        const apiKey = await this.apiKeyRepository.findOne({
            where: { key, isActive: true },
            relations: ['tenant'],
        });
        if (!apiKey || !apiKey.tenant || !apiKey.tenant.isActive) {
            throw new common_1.UnauthorizedException('Invalid or inactive API Key');
        }
        this.validateRestrictions(apiKey, origin, referer);
        const result = {
            tenant: apiKey.tenant,
            apiKey: apiKey,
            rateLimit: apiKey.rateLimit || 100,
        };
        await this.redisService.set(cacheKey, result, 3600);
        this.apiKeyRepository.update(apiKey.id, { lastUsedAt: new Date() }).catch(err => this.logger.error(`Failed to update lastUsedAt for API key ${apiKey.id}: ${err.message}`));
        return result;
    }
    validateRestrictions(apiKey, origin, referer) {
        if (apiKey.allowedOrigins && apiKey.allowedOrigins.length > 0) {
            if (!origin || !this.isDomainAllowed(origin, apiKey.allowedOrigins)) {
                this.logger.warn(`Origin mismatch for API key ${apiKey.id}. Received: ${origin}`);
                throw new common_1.UnauthorizedException('Request Origin not allowed for this API Key');
            }
        }
        if (apiKey.allowedReferrers && apiKey.allowedReferrers.length > 0) {
            if (!referer || !this.isDomainAllowed(referer, apiKey.allowedReferrers)) {
                this.logger.warn(`Referer mismatch for API key ${apiKey.id}. Received: ${referer}`);
                throw new common_1.UnauthorizedException('Request Referer not allowed for this API Key');
            }
        }
    }
    isDomainAllowed(domain, allowedList) {
        const cleanDomain = domain.replace(/^https?:\/\//, '').split('/')[0];
        return allowedList.some(allowed => {
            if (allowed === '*')
                return true;
            const regex = new RegExp('^' + allowed.replace(/\*/g, '.*') + '$');
            return regex.test(cleanDomain);
        });
    }
    hashSecret(secret) {
        return (0, crypto_1.createHash)('sha256').update(secret).digest('hex');
    }
    async seedDefaultKey(name, email, keyString) {
        let tenant = await this.tenantRepository.findOne({ where: { email } });
        if (!tenant) {
            tenant = await this.tenantRepository.save({
                name,
                email,
                isActive: true
            });
        }
        const existingKey = await this.apiKeyRepository.findOne({ where: { key: keyString } });
        if (!existingKey) {
            await this.apiKeyRepository.save({
                key: keyString,
                secretHash: this.hashSecret(keyString),
                name: 'Default Production Key',
                isActive: true,
                tenantId: tenant.id,
                rateLimit: 1000
            });
        }
    }
};
exports.AuthService = AuthService;
exports.AuthService = AuthService = AuthService_1 = __decorate([
    (0, common_1.Injectable)(),
    __param(0, (0, typeorm_1.InjectRepository)(api_key_entity_1.ApiKey)),
    __param(1, (0, typeorm_1.InjectRepository)(tenant_entity_1.Tenant)),
    __metadata("design:paramtypes", [typeorm_2.Repository,
        typeorm_2.Repository,
        redis_service_1.RedisService])
], AuthService);
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