"use strict";
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}) : (function(o, m, k, k2) {
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}));
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    Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
    o["default"] = v;
});
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;
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    return c > 3 && r && Object.defineProperty(target, key, r), r;
};
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})();
var __metadata = (this && this.__metadata) || function (k, v) {
    if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
var DiskFileService_1;
Object.defineProperty(exports, "__esModule", { value: true });
exports.DiskFileService = void 0;
const common_1 = require("@nestjs/common");
const fs = __importStar(require("fs"));
const fsPromises = __importStar(require("fs/promises"));
const path = __importStar(require("path"));
const promises_1 = require("stream/promises");
let DiskFileService = DiskFileService_1 = class DiskFileService {
    constructor() {
        this.logger = new common_1.Logger(DiskFileService_1.name);
        this.baseUrl = process.env.BASE_URL || '';
    }
    async read(filePath) {
        return fsPromises.readFile(filePath);
    }
    async readStream(filePath) {
        await fsPromises.access(filePath, fs.constants.F_OK);
        return fs.createReadStream(filePath);
    }
    async write(filePath, data, options) {
        await this.ensureDirectoryExists(filePath);
        await fsPromises.writeFile(filePath, data);
        return this.buildUrl(filePath);
    }
    async writeStream(filePath, stream, options) {
        await this.ensureDirectoryExists(filePath);
        const writeStream = fs.createWriteStream(filePath);
        await (0, promises_1.pipeline)(stream, writeStream);
        this.logger.debug(`File saved via stream: ${filePath}`);
        return this.buildUrl(filePath);
    }
    async delete(filePath) {
        await fsPromises.unlink(filePath);
    }
    async exists(filePath) {
        try {
            await fsPromises.access(filePath, fs.constants.F_OK);
            return true;
        }
        catch {
            return false;
        }
    }
    async copy(sourcePath, destinationPath, options) {
        if (options?.overwrite === false) {
            const destinationExists = await this.exists(destinationPath);
            if (destinationExists) {
                throw new Error(`Destination file already exists: ${destinationPath}`);
            }
        }
        await this.ensureDirectoryExists(destinationPath);
        const data = await this.read(sourcePath);
        await this.write(destinationPath, data, { contentType: options?.contentType });
    }
    async getUrl(filePath, options) {
        return this.buildUrl(filePath);
    }
    async ensureDirectoryExists(filePath) {
        const dir = path.dirname(filePath);
        try {
            await fsPromises.access(dir, fs.constants.F_OK);
        }
        catch {
            await fsPromises.mkdir(dir, { recursive: true });
        }
    }
    buildUrl(filePath) {
        const normalizedBaseUrl = this.baseUrl.replace(/\/+$/, '');
        const normalizedPath = filePath.replace(/^\/+/, '');
        if (!normalizedBaseUrl) {
            return `/${normalizedPath}`;
        }
        return `${normalizedBaseUrl}/${normalizedPath}`;
    }
};
exports.DiskFileService = DiskFileService;
exports.DiskFileService = DiskFileService = DiskFileService_1 = __decorate([
    (0, common_1.Injectable)(),
    __metadata("design:paramtypes", [])
], DiskFileService);
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