ezito-sqlite/deps/func/eachPromise.js

The fastest and simplest async and sync library for SqLite3 in Node.js.

const SqliteError = require("../sqlite-error");
const is = require("ezito-utils/public/is");
const trace = require("ezito-utils/public/trace");

const { thread } = require("ezito-async");

function eachPromise(Database){
    const args = Array.prototype.slice.call(arguments).slice(1);
    const sql = args[0];
    const param = is.object(args[1]) || args[1] instanceof Array ? args[1] : args[1] != undefined ? [ args[1] ] : [];
    const callback = typeof args[1] == "function" ? args[1] : typeof args[2] == "function" ? args[2] : null;
    if(!is.string(sql) || sql.trim().length < 1) throw new SqliteError(trace.createErrorOption(1 , "sql praram must be string"));
    
    const $this = this;
    return new Promise(function(resolve){
        thread(function(){
            const array = [null , []];
            $this.Each(sql , param , function( err , rows , index ){
                if(this._eventMode)if(err) this.events.emit("error", err);
                array[0] = err; 
                array[1].push(rows);
                if(typeof callback == "function"){
                    return callback.call(this, err , rows , index );
                }
            })
            resolve(array);
        });
    })
}

module.exports = eachPromise;