const DEMO_UNIT_DATA = {
    ["1"]:{
        AI: true,
        name: "F-5E",
        unitName: "Olympus 1-1",
        groupName: "Group 1",
        alive: true,
        category: "Aircraft",
        flightData:  {
            latitude: 37.2,
            longitude: -115.8,
            altitude: 2000,
            heading: 0.5,
            speed: 300
        },
        missionData:  {
            fuel: 0.5,
            flags: {human: false},
            ammo: [],
            targets: [],
            hasTask: true,
            coalition: "blue"
        },
        formationData:  {
            formation: "Echelon",
            isLeader: false,
            isWingman: false,
            leaderID: null,
            wingmen: [],
            wingmenIDs: []
        },
        taskData: {
            currentTask: "Example task",
            activePath: undefined,
            targetSpeed: 400,
            targetAltitude: 3000
        },
        optionsData: {
            ROE: "None",
            reactionToThreat: "None",
        }
    },
    ["2"]:{
        AI: true,
        name: "F-5E",
        unitName: "Olympus 1-2",
        groupName: "Group 1",
        alive: true,
        category: "Aircraft",
        flightData:  {
            latitude: 37.2,
            longitude: -115.75,
            altitude: 2000,
            heading: 0.5,
            speed: 300
        },
        missionData:  {
            fuel: 0.5,
            flags: {human: false},
            ammo: [],
            targets: [],
            hasTask: true,
            coalition: "red"
        },
        formationData:  {
            formation: "Echelon",
            isLeader: false,
            isWingman: false,
            leaderID: null,
            wingmen: [],
            wingmenIDs: []
        },
        taskData: {
            currentTask: "Example task",
            activePath: undefined,
            targetSpeed: 400,
            targetAltitude: 3000
        },
        optionsData: {
            ROE: "None",
            reactionToThreat: "None",
        }
    },
    ["3"]:{
        AI: true,
        name: "2S6 Tunguska",
        unitName: "Olympus 1-3",
        groupName: "Group 1",
        alive: true,
        category: "GroundUnit",
        flightData:  {
            latitude: 37.175,
            longitude: -115.8,
            altitude: 2000,
            heading: 0.5,
            speed: 300
        },
        missionData:  {
            fuel: 0.5,
            flags: {human: false},
            ammo: [],
            targets: [],
            hasTask: true,
            coalition: "blue"
        },
        formationData:  {
            formation: "Echelon",
            isLeader: false,
            isWingman: false,
            leaderID: null,
            wingmen: [],
            wingmenIDs: []
        },
        taskData: {
            currentTask: "Example task",
            activePath: undefined,
            targetSpeed: 400,
            targetAltitude: 3000
        },
        optionsData: {
            ROE: "None",
            reactionToThreat: "None",
        }
    },
    ["4"]:{
        AI: true,
        name: "2S6 Tunguska",
        unitName: "Olympus 1-4",
        groupName: "Group 1",
        alive: true,
        category: "GroundUnit",
        flightData:  {
            latitude: 37.175,
            longitude: -115.75,
            altitude: 2000,
            heading: 0.5,
            speed: 300
        },
        missionData:  {
            fuel: 0.5,
            flags: {human: false},
            ammo: [],
            targets: [],
            hasTask: true,
            coalition: "red"
        },
        formationData:  {
            formation: "Echelon",
            isLeader: false,
            isWingman: false,
            leaderID: null,
            wingmen: [],
            wingmenIDs: []
        },
        taskData: {
            currentTask: "Example task",
            activePath: undefined,
            targetSpeed: 400,
            targetAltitude: 3000
        },
        optionsData: {
            ROE: "None",
            reactionToThreat: "None",
        }
    },
    ["5"]:{
        AI: true,
        name: "M-60",
        unitName: "Olympus 1-3",
        groupName: "Group 1",
        alive: true,
        category: "GroundUnit",
        flightData:  {
            latitude: 37.15,
            longitude: -115.8,
            altitude: 2000,
            heading: 0.5,
            speed: 300
        },
        missionData:  {
            fuel: 0.5,
            flags: {human: false},
            ammo: [],
            targets: [],
            hasTask: true,
            coalition: "blue"
        },
        formationData:  {
            formation: "Echelon",
            isLeader: false,
            isWingman: false,
            leaderID: null,
            wingmen: [],
            wingmenIDs: []
        },
        taskData: {
            currentTask: "Example task",
            activePath: undefined,
            targetSpeed: 400,
            targetAltitude: 3000
        },
        optionsData: {
            ROE: "None",
            reactionToThreat: "None",
        }
    },
    ["6"]:{
        AI: true,
        name: "M-60",
        unitName: "Olympus 1-4",
        groupName: "Group 1",
        alive: true,
        category: "GroundUnit",
        flightData:  {
            latitude: 37.15,
            longitude: -115.75,
            altitude: 2000,
            heading: 0.5,
            speed: 300
        },
        missionData:  {
            fuel: 0.5,
            flags: {human: false},
            ammo: [],
            targets: [],
            hasTask: true,
            coalition: "red"
        },
        formationData:  {
            formation: "Echelon",
            isLeader: false,
            isWingman: false,
            leaderID: null,
            wingmen: [],
            wingmenIDs: []
        },
        taskData: {
            currentTask: "Example task",
            activePath: undefined,
            targetSpeed: 400,
            targetAltitude: 3000
        },
        optionsData: {
            ROE: "None",
            reactionToThreat: "None",
        }
    }  
}

class DemoDataGenerator {
    constructor(unitsNumber)
    { 
        this.demoUnits = this.generateRandomUnitsDemoData(unitsNumber);
    }

    unitsRefresh(req, res) {
        var ret = this.demoUnits;
        res.send(JSON.stringify(ret));
    }
    
    unitsUpdate(req, res){
        //Object.keys(this.demoUnits.units).forEach((ID) => {
        //    this.demoUnits.units[ID].flightData.heading += 0.05;
        //    this.demoUnits.units[ID].flightData.latitude += 0.001 * Math.cos(this.demoUnits.units[ID].flightData.heading);
        //    this.demoUnits.units[ID].flightData.longitude += 0.001 * Math.sin(this.demoUnits.units[ID].flightData.heading);
        //});
        var ret = this.demoUnits;
        res.send(JSON.stringify(ret));
    };
    
    logs(req, res){
        var ret = {logs: {}};
        res.send(JSON.stringify(ret));
    };
    
    airbases(req, res){
        var ret = {airbases: {}};
        res.send(JSON.stringify(ret));
    };
    
    bullseyes(req, res){
        var ret = {bullseyes: {}};
        res.send(JSON.stringify(ret));
    };
    
    generateRandomUnitsDemoData(unitsNumber) 
    {
        //var units = {};
        //for (let i = 0; i < unitsNumber; i++)
        //{
        //    units[String(i)] = JSON.parse(JSON.stringify(DEMO_UNIT_DATA));
        //    units[String(i)].flightData.latitude += (Math.random() - 0.5) * 0.3;
        //    units[String(i)].flightData.longitude += (Math.random() - 0.5) * 0.3;
        //}
        return {"units": DEMO_UNIT_DATA};
    }
}

module.exports = DemoDataGenerator;