dbmaster-cli/src/transforms/reindex.transform.js

Tool for converting tables between Fifa Soccer Games

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.ReindexTransform = void 0;
const stream_1 = require("stream");
class ReindexTransform extends stream_1.Transform {
    constructor(opts) {
        super(opts);
        this.currentPos = 0;
        this.opts = opts;
        this.initStartingPosition();
    }
    _transform(chunk, encoding, callback) {
        const object = JSON.parse(chunk.toString());
        this.push(JSON.stringify({ key: this.currentPos, value: object }));
        this.currentPos++;
        callback();
    }
    _flush(callback) {
        this.initStartingPosition();
        callback();
    }
    initStartingPosition() {
        this.currentPos = this.opts && this.opts.startingPos ? this.opts.startingPos : 0;
    }
}
exports.ReindexTransform = ReindexTransform;