@webilix/nestjs-helper
Version:
Helper library for NestJS
92 lines • 4.02 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
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;
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 __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
return ar;
};
return ownKeys(o);
};
return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
var __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.ExportCsvService = void 0;
const common_1 = require("@nestjs/common");
const fs = __importStar(require("fs"));
let ExportCsvService = class ExportCsvService {
constructor() {
this.getJSON = (line) => JSON.stringify(line.reverse())
.replace(/(^\[)|(\]$)/gm, '')
.replace(/""/g, '')
.replace(/\\"/g, '""')
.replace(/\\n/g, '\r\n');
}
export(path, table) {
return new Promise((resolve, reject) => {
try {
const stream = fs.createWriteStream(path, { flags: 'w' });
const line = table.columns.map((column) => column.title);
stream.write(this.getJSON(line), (error) => writeLine(error, 0));
const writeLine = (error, index) => {
if (!!error) {
stream.close();
reject();
return;
}
if (!table.rows[index]) {
stream.close();
resolve();
return;
}
const line = [];
table.columns.forEach((column) => {
const value = table.rows[index][column.id];
line.push(value === undefined ? '' : value);
});
stream.write('\n' + this.getJSON(line), (error) => writeLine(error, index + 1));
};
}
catch (e) {
reject();
}
});
}
};
exports.ExportCsvService = ExportCsvService;
exports.ExportCsvService = ExportCsvService = __decorate([
(0, common_1.Injectable)(),
__metadata("design:paramtypes", [])
], ExportCsvService);
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