package;

import haxe.Constraints.FlatEnum;

import haxe.ds.Map;
// import kha.Assets;
// import kha.Framebuffer;
// import kha.Scheduler;
// import kha.System;
// import kha.math.Random;

/**
 * Core: Will not change frequently
 */
interface IFuel {
    @:isVar public var requiredMaterials(get, null):Array<MaterialEnum>;
    @:isVar public var requiredfuels(get, null):Array<FuelEnum>;
    @:isVar public var fuel(get, null):FuelEnum;
    public function addRequiredMaterial(material:MaterialEnum):Void;
    public function addRequiredFuel(fuel:FuelEnum):Void;
}

/**
 * Core: Will not change frequently
 */
enum FuelEnum {
    Bio;
    Sun;
}

/**
 * Core: Will not change frequently
 */
class Fuel implements IFuel {
    @:isVar public var requiredMaterials(get, null):Array<MaterialEnum> = [];
    @:isVar public var requiredfuels(get, null):Array<FuelEnum> = [];
    @:isVar public var fuel(get, null):FuelEnum;

    public function new(fuel:FuelEnum) {
        this.fuel = fuel;
    }

    public function addRequiredMaterial(requiredMaterial:MaterialEnum) {
        this.requiredMaterials.push(requiredMaterial);
    }

    public function addRequiredFuel(requiredfuel:FuelEnum) {
        this.requiredfuels.push(requiredfuel);
    }

    public function get_requiredMaterials():Array<MaterialEnum> {
        return requiredMaterials;
    }

    public function get_requiredfuels():Array<FuelEnum> {
        return requiredfuels;
    }

    public function get_fuel():FuelEnum {
        return fuel;
    }
}

/**
 * Will change frequently/maybe will be replaced
 */
class FuelBio extends Fuel {
    public function new() {
        super(FuelEnum.Bio);
        this.addRequiredMaterial(MaterialEnum.M0);
        this.addRequiredFuel(FuelEnum.Sun);
    }

    public function calculateSomeShit():String {
        return "tadaaa";
    }
}

/**
 * Will change frequently/maybe will be replaced
 */
class FuelSun extends Fuel {
    public function new() {
        super(FuelEnum.Sun);
    }
}

/**
 * Core: Will not change frequently
 */
interface IMaterialProperty {}

/**
 * Core: Will not change frequently
 */
class MaterialProperty implements IMaterialProperty {
    public function new() {}
}

/**
 * Will change frequently/maybe will be replaced
 */
class MaterialPropertyTransport extends MaterialProperty {
    @:isVar public var transportsMaterials(get, null):Array<MaterialEnum> = [];
    @:isVar public var transportsFuels(get, null):Array<FuelEnum> = [];

    public function new(transportsMaterials:Array<MaterialEnum>, transportsFuels:Array<FuelEnum>) {
        this.transportsMaterials = transportsMaterials;
        this.transportsFuels = transportsFuels;
        super();
    }

    public function get_transportsMaterials():Array<MaterialEnum> {
        return transportsMaterials;
    }

    public function get_transportsFuels():Array<FuelEnum> {
        return transportsFuels;
    }
}

/**
 * Will change frequently/maybe will be replaced
 */
class MaterialPropertyFuel extends MaterialProperty {
    @:isVar public var fuel(get, null):Fuel;

    public function new(fuel:Fuel) {
        super();
        this.fuel = fuel;
    }

    public function get_fuel():Fuel {
        return fuel;
    }
}

/**
 * Will change frequently/maybe will be replaced
 */
enum MaterialEnum {
    M0;
    M1;
    M2;
}

/**
 * Core: Will not change frequently
 */
class Material {
    @:isVar public var properties(get, null):Array<MaterialProperty>;
    @:isVar public var material(get, null):MaterialEnum;

    public function new(material:MaterialEnum, properties:Array<MaterialProperty>) {
        this.properties = properties;
        this.material = material;
    }

    public function get_properties():Array<MaterialProperty> {
        return properties;
    }

    public function get_material():MaterialEnum {
        return material;
    }
}

/**
 * Core: Will not change frequently
 */
class MaterialGroup {
    @:isVar public var materials(get, null):Array<Material> = [];

    public function new() {}

    public function addMaterial(material:Material) {
        this.materials.push(material);
    }

    public function get_materials():Array<Material> {
        return materials;
    }

    public function minFuelRequired():Fuel {
        return null; // TODO
    }
}

/**
 * Will change frequently
 */
class MaterialPool {
    @:isVar public var materials(get, null):Map<MaterialEnum, Material> = new Map();

    public function new() {
        var m1 = new Material(MaterialEnum.M1, [
            new MaterialPropertyTransport([MaterialEnum.M0], []),
            new MaterialPropertyFuel(new FuelBio())
        ]);
        var m2 = new Material(MaterialEnum.M2, [
            new MaterialPropertyTransport([], [FuelEnum.Sun]),
            new MaterialPropertyFuel(new FuelBio())
        ]);
        materials.set(MaterialEnum.M1, m1);
        materials.set(MaterialEnum.M2, m2);
    }

    public function get_materials():Map<MaterialEnum, Material> {
        return materials;
    }

    public function getGrops():Array<MaterialGroup> {
        // var group = new MaterialGroup();

        for (material in materials) {
            var properties = material.properties;

            for (property in properties) {
                switch Type.typeof(property) {
                    case TClass(MaterialPropertyFuel):
                        var materialPropertyFuel = cast(property, MaterialPropertyFuel);
                        var fuel = materialPropertyFuel.fuel;
                        var fuelRequiredMaterials = fuel.requiredMaterials;
                        var fuelRequiredfuels = fuel.requiredfuels;

                        for (fuelRequiredMaterial in fuelRequiredMaterials) {
                            // TODO: add material to group, as fuel depends on it;
                            // var xx = materials.get(MaterialEnum.M1); // Null if not
                        }
                        for (fuelRequiredfuel in fuelRequiredfuels) {
                            // TODO: calculte other material depencies, that this sub-fuel requires and populate group;
                        }
                    case _:
                }
            }
        }

        return []; // TODO
    }
}

/**
 * Will change frequently
 */
class DNA {
    public function new() {}

    public function generateDNA(groups:Array<MaterialGroup>) {
        for (group in groups) {
            for (material in group.materials) {
                trace("Matrial: " + material.material);
                var properties = material.properties;

                for (property in properties) {
                    switch Type.typeof(property) {
                        case TClass(MaterialPropertyFuel):
                            trace("Fuel property");
                            var materialPropertyFuel = cast(property, MaterialPropertyFuel);

                            switch Type.typeof(materialPropertyFuel.fuel) {
                                case TClass(FuelBio):
                                    var fuelBio:FuelBio = cast(materialPropertyFuel.fuel, FuelBio);
                                    trace("Do bio fuel stuff: " + fuelBio.calculateSomeShit());
                                case _:
                                    trace("Other fuel stuff");
                            }
                        case _:
                            trace("Other property");
                    }
                }
            }
        }
    }
}

class Test {
    public function new() {
        var dna = new DNA();
        var mp = new MaterialPool();
        dna.generateDNA(mp.getGrops());
    }
}

class Main {
    /*static function update():Void {}
        static function render(frames:Array<Framebuffer>):Void {
    }*/
    public static function main() {
        var t = new Test();

        /*System.start({title: "Project", width: 1024, height: 768}, function(_) {
            // Just loading everything is ok for small projects
            Assets.loadEverything(function() {
                // Avoid passing update/render directly,
                // so replacing them via code injection works
                Scheduler.addTimeTask(function() {
                    update();
                }, 0, 1 / 60);
                System.notifyOnFrames(function(frames) {
                    render(frames);
                });
            });
        });*/
    }
}