convert_siralim_csv.js

(function(){
    var csv = require('fast-csv');
    var jsonfile = require('jsonfile');
    var monsters = {};
    var skipHeaderRow = true;
    var inputFile = "Breeding_Combinations.csv"; // implied to sibling of convert_siralim_csv.js
    var outputFile = "MonsterInfo.json"; // explicitly sibling of convert_siralim_csv.js
    var csvMap = [ // maps row columns to property names
        "family",
        "offspring",
        "parent",
        "mate"
    ];


    // family, result, parent A, parent B
    function processRow(row){
        if (skipHeaderRow){
            skipHeaderRow = false;
            return;
        }
        var breedCombo = {};
        for (var idx=0; idx < csvMap.length; idx++){
            breedCombo[csvMap[idx]] = row[idx].trim();
        }

        // new monster
        if (monsters[breedCombo.offspring] === undefined){
            monsters[breedCombo.offspring] = {
                name: breedCombo.offspring,
                family: breedCombo.family,
                from: []
            };
        }
        monsters[breedCombo.offspring].from.push({
            type: "breeding", // other types could be quest rewards, gifts from gods, etc. tbd
            parent: breedCombo.parent,
            mate: breedCombo.mate
        });
    }

    function onCompleteCSV(){
        var file = __dirname + '/' + outputFile;
        var obj = {monsters: monsters};

        jsonfile.writeFile(file, obj, {spaces: 4}, function(err) {
            if (err !== null){
                console.error("Error writing json",err);
            }
            else {
                console.log("Finished CSV -> JSON transform, wrote to ./"+outputFile);
            }
      });
    }


    function convert(){
        console.log("Reading CSV at ./"+inputFile);
        csv.fromPath(inputFile)
        .on("data", processRow)
        .on("end", onCompleteCSV);
    }

    convert();
}());