// const structure = {
//   "192.168.1.11": {
//     1: "i-35",
//     "6A": "i-60A",
//     "6B": "i-60B",
//     7: "i-60B"
//   },
//   "192.168.1.12": {
//     18: "i-35"
//   },
// };

/**
* @param {object} structure -  main keys are IPs of installed modules.
* @param {object} structure.ip - configuration of installed modules
*/
const makeStreamsTable = (structure) => {

  const moduleConfigStructure = {
    "i-35": {
      18488: "phase_1_power",            
      18490: "phase_2_power",
      18492: "phase_3_power",
      19843: "total_energy",
      18444: "phase_1_voltage",
      18446: "phase_2_voltage",
      18448: "phase_3_voltage",
      18458: "phase_1_current",
      18460: "phase_2_current",
      18462: "phase_3_current",
      18464: "neutral_wire_current",
      18494: "phase_1_react_power",
      18496: "phase_2_react_power",
      18498: "phase_3_react_power",
      18512: "phase_1_apparent_power",
      18514: "phase_2_apparent_power",
      18516: "phase_3_apparent_power",
      18518: "phase_1_pf",
      18519: "phase_2_pf",
      18520: "phase_3_pf",
      18476: "total_active_power",
      18478: "total_reactive_power",
      18484: "total_apparent_power",
      18486: "total_power_factor",
    },
    "i-30": {
      19841: "total_energy",
      18444: "phase_1_voltage",
      18446: "phase_2_voltage",
      18448: "phase_3_voltage",
      18458: "phase_1_current",
      18460: "phase_2_current",
      18462: "phase_3_current",
      18464: "neutral_wire_current",
      18476: "total_active_power",
      18478: "total_reactive_power",
      18484: "total_apparent_power",
      18486: "total_power_factor",
    },
    "i-60A": {
      19841: "total_energy",
      18444: "phase_1_voltage",
      18446: "phase_2_voltage",
      18448: "phase_3_voltage",
      18458: "phase_1_current",
      18460: "phase_2_current",
      18462: "phase_3_current",
      18464: "neutral_wire_current",
      18476: "total_active_power",
      18478: "total_reactive_power",
      18484: "total_apparent_power",
      18486: "total_power_factor",
    },
    "i-60B": {
      21889: "total_energy",
      20492: "phase_1_voltage",
      20494: "phase_2_voltage",
      20496: "phase_3_voltage",
      20506: "phase_1_current",
      20508: "phase_2_current",
      20510: "phase_3_current",
      20512: "neutral_wire_current",
      20524: "total_active_power",
      20526: "total_reactive_power",
      20532: "total_apparent_power",
      20534: "total_power_factor",
    },
  };

  const bytes = {
    "phase_1_power": 2,
    "phase_2_power": 2,
    "phase_3_power": 2,
    "total_energy": 2,
    "phase_1_voltage": 2,
    "phase_2_voltage": 2,
    "phase_3_voltage": 2,
    "phase_1_current": 2,
    "phase_2_current": 2,
    "phase_3_current": 2,
    "neutral_wire_current": 2,
    "phase_1_react_power": 2,
    "phase_2_react_power": 2,
    "phase_3_react_power": 2,
    "phase_1_apparent_power": 2,
    "phase_2_apparent_power": 2,
    "phase_3_apparent_power": 2,
    "phase_1_pf": 1,
    "phase_2_pf": 1,
    "phase_3_pf": 1,
    "total_active_power": 2,
    "total_reactive_power": 2,
    "total_apparent_power": 2,
    "total_power_factor": 1
  }

  const multiplier = {
    "phase_1_power": 1,
    "phase_2_power": 1,
    "phase_3_power": 1,
    "total_energy": 1,
    "phase_1_voltage": 100,
    "phase_2_voltage": 100,
    "phase_3_voltage": 100,
    "phase_1_current": 1000,
    "phase_2_current": 1000,
    "phase_3_current": 1000,
    "neutral_wire_current": 1000,
    "phase_1_react_power": 1,
    "phase_2_react_power": 1,
    "phase_3_react_power": 1,
    "phase_1_apparent_power": 1,
    "phase_2_apparent_power": 1,
    "phase_3_apparent_power": 1,
    "phase_1_pf": 1000,
    "phase_2_pf": 1000,
    "phase_3_pf": 1000,
    "total_active_power": 1,
    "total_reactive_power": 1,
    "total_apparent_power": 1,
    "total_power_factor": 1000
  }
  
  let result = [];
  const conversionTable = {};
  
  Object.keys(structure).map( ip => {
  
    Object.keys(structure[ip]).map( item => {
    
      const modul = structure[ip][item];
      // console.log(modul)  //i-35, i-60A ...

      let section = "";
      if(modul == "i-60A")
      {
        section = "A";
      }
      else if(modul == "i-60B")
      {
        section = "B";
      }
    
      const allRegisters = Object.keys(moduleConfigStructure[modul]);
      allRegisters.map( i => {
    
        const tb_value = moduleConfigStructure[modul][i];
        const b = bytes[tb_value];
        const m = multiplier[tb_value];
  
        if(isNaN(item)) item = item.slice(0,-1);
    
        const stream = {
          "unitId": parseInt(item),
          "section": section,
          "name": parseInt(i),
          "tb_value": tb_value,
          "bytes": b,
          "multiplier": m,
        }
    
        if(tb_value == "total_energy")
        {
          stream.month = getCurrentMonth();
          stream.previousEnergy = null;
        }
        
        result.push(stream);
    
      })
    })
  
    conversionTable[ip] = { streams: result };
    // console.log(conversionTable[ip])
    result = [];
  
  })

  return conversionTable;
};

const getCurrentMonth = () => {
  const date = new Date();
  return date.getMonth();
};

exports.makeStreamsTable = makeStreamsTable;