"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 S3Provider_1;
Object.defineProperty(exports, "__esModule", { value: true });
exports.S3Provider = void 0;
const common_1 = require("@nestjs/common");
const config_1 = require("@nestjs/config");
const client_s3_1 = require("@aws-sdk/client-s3");
const s3_request_presigner_1 = require("@aws-sdk/s3-request-presigner");
let S3Provider = S3Provider_1 = class S3Provider {
    constructor(configService) {
        this.configService = configService;
        this.logger = new common_1.Logger(S3Provider_1.name);
        this.configured = false;
    }
    onModuleInit() {
        const storageProvider = this.configService.get('STORAGE_PROVIDER', 's3');
        const bucket = this.configService.get('STORAGE_BUCKET');
        const region = this.configService.get('AWS_REGION', 'us-east-1');
        const accessKeyId = this.configService.get('AWS_ACCESS_KEY_ID');
        const secretAccessKey = this.configService.get('AWS_SECRET_ACCESS_KEY');
        const endpoint = this.configService.get('STORAGE_ENDPOINT');
        if (!bucket || !accessKeyId || !secretAccessKey) {
            this.logger.warn('Storage not configured - missing STORAGE_BUCKET or AWS credentials');
            return;
        }
        this.bucket = bucket;
        this.provider = storageProvider;
        const config = {
            region,
            credentials: {
                accessKeyId,
                secretAccessKey,
            },
        };
        if (endpoint) {
            config.endpoint = endpoint;
            config.forcePathStyle = true;
        }
        this.client = new client_s3_1.S3Client(config);
        this.configured = true;
        this.logger.log(`Storage configured: ${storageProvider} - ${bucket}`);
    }
    isConfigured() {
        return this.configured;
    }
    getBucket() {
        return this.bucket;
    }
    getProvider() {
        return this.provider;
    }
    async getUploadUrl(options) {
        if (!this.configured) {
            throw new Error('Storage not configured');
        }
        const expiresIn = options.expiresIn || 900;
        const command = new client_s3_1.PutObjectCommand({
            Bucket: options.bucket || this.bucket,
            Key: options.key,
            ContentType: options.contentType,
            ContentLength: options.contentLength,
            Metadata: options.metadata,
        });
        const url = await (0, s3_request_presigner_1.getSignedUrl)(this.client, command, { expiresIn });
        const expiresAt = new Date(Date.now() + expiresIn * 1000);
        return { url, expiresAt };
    }
    async getDownloadUrl(key, expiresIn = 3600) {
        if (!this.configured) {
            throw new Error('Storage not configured');
        }
        const command = new client_s3_1.GetObjectCommand({
            Bucket: this.bucket,
            Key: key,
        });
        const url = await (0, s3_request_presigner_1.getSignedUrl)(this.client, command, { expiresIn });
        const expiresAt = new Date(Date.now() + expiresIn * 1000);
        return { url, expiresAt };
    }
    async deleteObject(key) {
        if (!this.configured) {
            throw new Error('Storage not configured');
        }
        const command = new client_s3_1.DeleteObjectCommand({
            Bucket: this.bucket,
            Key: key,
        });
        await this.client.send(command);
    }
    async headObject(key) {
        if (!this.configured) {
            throw new Error('Storage not configured');
        }
        try {
            const command = new client_s3_1.HeadObjectCommand({
                Bucket: this.bucket,
                Key: key,
            });
            const response = await this.client.send(command);
            return {
                contentLength: response.ContentLength || 0,
                contentType: response.ContentType || 'application/octet-stream',
            };
        }
        catch (error) {
            if (error.name === 'NotFound') {
                return null;
            }
            throw error;
        }
    }
    generatePath(tenantId, folder, uploadId, filename) {
        const sanitized = filename.replace(/[^a-zA-Z0-9.-]/g, '_');
        return `${tenantId}/${folder}/${uploadId}/${sanitized}`;
    }
};
exports.S3Provider = S3Provider;
exports.S3Provider = S3Provider = S3Provider_1 = __decorate([
    (0, common_1.Injectable)(),
    __metadata("design:paramtypes", [config_1.ConfigService])
], S3Provider);
//# sourceMappingURL=s3.provider.js.map