#include "levelinputdata.h"

using namespace ArduinoJson;
#include <fstream>
using std::ifstream;
using std::ofstream;


LevelInputData::LevelInputData() {
    _id = -1 ;
    _subid = -1 ;
    _time = 0 ;
    _difficulty = 0 ;//0-normal 1-hard 2-veryhard
}


bool LevelInputData::readFromFile(string filename)
{
    _jewels.clear() ;

    ifstream ifs( filename.c_str() ) ;
    if( ifs.good() == false ) return false ;
    DynamicJsonBuffer buffer ;
    JsonObject& root = buffer.parse(ifs) ;

    _id = root["No"].as<int>() ;
    _name =root["Name"].as<char*>() ;
    if( _name.length()>8 ) {
        _subid = atof( _name.substr(_name.length()-2).c_str() ) ;
    }else{
        _subid = 0 ;
    }
    if( root.containsKey("time") ) {
        _time = root["time"].as<int>() ;
    }else{
        _time = root["Duration"].as<int>() ;
    }
     //如果没有time字段，那么读取Duration字段

    _difficulty = root["Difficulty"].as<int>() ;//0-normal 1-hard 2-veryhard
    JsonArray& goals = root["Goals"].as<JsonArray>() ;
    JsonArray& board = root["Board"].as<JsonArray>() ;

    for(int i = 0 ; i<goals.size();++ i ) {
        JsonObject& obj1 = goals[i].as<JsonObject>() ;
        JewelInputData jid ;
        jid._jewelId = obj1["ItemType"].as<int>() ;
        jid._count = obj1["Count"].as<int>() ;
        _jewels.push_back(jid) ;
    }
    for(int i = 0 ; i<board.size();++ i ) {
        JsonObject& obj1 = board[i].as<JsonObject>() ;
        JewelInputData jid ;
        jid._jewelId = obj1["ItemType"].as<int>() ;
        jid._count = obj1["Count"].as<int>() ;
        if( jid._jewelId > 0 ) { //随机宝石暂时不考虑，直接跳过
            _jewels.push_back(jid) ;
        }
    }

    return true ;
}



bool LevelInputData::writeToFile(string filename)
{
    DynamicJsonBuffer buffer ;
    JsonObject& root = buffer.createObject() ;

    root["No"] = _id  ;
    root["Name"] = _name  ;
    root["time"] = _time ;
    root["Duration"] = _time ;
    root["Difficulty"] = _difficulty ;

    JsonArray& goals = root.createNestedArray("Goals");

    JsonArray& board = root.createNestedArray("Board"); //just leave it empty.

    for(int i = 0 ; i<_jewels.size();++ i ) {
        JsonObject& obj1 = goals.createNestedObject();
        obj1["ItemType"] = _jewels[i]._jewelId ;
        obj1["Count"] = _jewels[i]._count ;
    }

    string jsontext ;
    root.printTo(jsontext) ;

    ofstream ofs( filename.c_str() ) ;
    if( ofs.good() == false ) return false ;
    ofs<<jsontext ;
    ofs.close() ;
    return true ;
}