"use strict";
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};
var WebhookProcessor_1;
Object.defineProperty(exports, "__esModule", { value: true });
exports.WebhookProcessor = void 0;
const bullmq_1 = require("@nestjs/bullmq");
const common_1 = require("@nestjs/common");
const typeorm_1 = require("@nestjs/typeorm");
const typeorm_2 = require("typeorm");
const bullmq_2 = require("bullmq");
const crypto = __importStar(require("crypto"));
const entities_1 = require("../entities");
const RETRY_DELAYS = [
    60 * 1000,
    5 * 60 * 1000,
    30 * 60 * 1000,
    2 * 60 * 60 * 1000,
    6 * 60 * 60 * 1000,
];
let WebhookProcessor = WebhookProcessor_1 = class WebhookProcessor extends bullmq_1.WorkerHost {
    constructor(deliveryRepo) {
        super();
        this.deliveryRepo = deliveryRepo;
        this.logger = new common_1.Logger(WebhookProcessor_1.name);
    }
    async process(job) {
        const { deliveryId, url, secret, headers, eventType, payload } = job.data;
        this.logger.log(`Processing webhook delivery: ${deliveryId}`);
        const delivery = await this.deliveryRepo.findOne({
            where: { id: deliveryId },
        });
        if (!delivery) {
            this.logger.warn(`Delivery not found: ${deliveryId}`);
            return;
        }
        try {
            const timestamp = Date.now();
            const body = JSON.stringify(payload);
            const signature = crypto
                .createHmac('sha256', secret)
                .update(`${timestamp}.${body}`)
                .digest('hex');
            const signatureHeader = `t=${timestamp},v1=${signature}`;
            const controller = new AbortController();
            const timeout = setTimeout(() => controller.abort(), 30000);
            const response = await fetch(url, {
                method: 'POST',
                headers: {
                    'Content-Type': 'application/json',
                    'X-Webhook-Signature': signatureHeader,
                    'X-Webhook-Id': delivery.webhookId,
                    'X-Webhook-Event': eventType,
                    'X-Webhook-Timestamp': timestamp.toString(),
                    'X-Webhook-Delivery': deliveryId,
                    ...headers,
                },
                body,
                signal: controller.signal,
                redirect: 'error',
            });
            clearTimeout(timeout);
            const responseBody = await response.text().catch(() => '');
            const responseHeaders = {};
            response.headers.forEach((value, key) => {
                responseHeaders[key] = value;
            });
            delivery.responseStatus = response.status;
            delivery.responseBody = responseBody.substring(0, 10000);
            delivery.responseHeaders = responseHeaders;
            if (response.ok) {
                delivery.status = entities_1.DeliveryStatus.DELIVERED;
                delivery.deliveredAt = new Date();
                delivery.completedAt = new Date();
                this.logger.log(`Webhook delivered successfully: ${deliveryId}`);
            }
            else {
                await this.handleFailure(delivery, `HTTP ${response.status}: ${responseBody.substring(0, 500)}`);
            }
            await this.deliveryRepo.save(delivery);
        }
        catch (error) {
            delivery.responseStatus = undefined;
            delivery.responseBody = undefined;
            await this.handleFailure(delivery, error.message || 'Unknown error');
            await this.deliveryRepo.save(delivery);
        }
    }
    async handleFailure(delivery, errorMessage) {
        delivery.lastError = errorMessage;
        if (delivery.attempt >= delivery.maxAttempts) {
            delivery.status = entities_1.DeliveryStatus.FAILED;
            delivery.completedAt = new Date();
            this.logger.warn(`Webhook delivery failed permanently: ${delivery.id} after ${delivery.attempt} attempts`);
        }
        else {
            delivery.status = entities_1.DeliveryStatus.RETRYING;
            delivery.attempt += 1;
            delivery.nextRetryAt = new Date(Date.now() + RETRY_DELAYS[delivery.attempt - 1]);
            this.logger.log(`Webhook delivery scheduled for retry: ${delivery.id} (attempt ${delivery.attempt})`);
        }
    }
    onCompleted(job) {
        this.logger.debug(`Job completed: ${job.id}`);
    }
    onFailed(job, error) {
        this.logger.error(`Job failed: ${job.id} - ${error.message}`);
    }
};
exports.WebhookProcessor = WebhookProcessor;
__decorate([
    (0, bullmq_1.OnWorkerEvent)('completed'),
    __metadata("design:type", Function),
    __metadata("design:paramtypes", [bullmq_2.Job]),
    __metadata("design:returntype", void 0)
], WebhookProcessor.prototype, "onCompleted", null);
__decorate([
    (0, bullmq_1.OnWorkerEvent)('failed'),
    __metadata("design:type", Function),
    __metadata("design:paramtypes", [bullmq_2.Job, Error]),
    __metadata("design:returntype", void 0)
], WebhookProcessor.prototype, "onFailed", null);
exports.WebhookProcessor = WebhookProcessor = WebhookProcessor_1 = __decorate([
    (0, bullmq_1.Processor)('webhooks'),
    __param(0, (0, typeorm_1.InjectRepository)(entities_1.WebhookDeliveryEntity)),
    __metadata("design:paramtypes", [typeorm_2.Repository])
], WebhookProcessor);
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