import { generateMatrixRotations } from "../../core/utils";
import { enumDirection, Vector } from "../../core/vector";
import { ACHIEVEMENTS } from "../../platform/achievement_provider";
import { ItemAcceptorComponent } from "../components/item_acceptor";
import { enumItemProcessorTypes, ItemProcessorComponent } from "../components/item_processor";
import { Entity } from "../entity";
import { defaultBuildingVariant, MetaBuilding } from "../meta_building";
import { GameRoot } from "../root";
import { enumHubGoalRewards } from "../tutorial_goals";

const overlayMatrix = generateMatrixRotations([1, 1, 0, 1, 1, 1, 0, 1, 1]);

export class MetaTrashBuilding extends MetaBuilding {
    constructor() {
        super("trash");
    }

    /**
     * @param {string} variant
     */
    getSilhouetteColor(variant) {
        return MetaTrashBuilding.silhouetteColors[variant]();
    }

    /**
     * @param {string} variant
     */
    getIsRemovable(variant) {
        return MetaTrashBuilding.isRemovable[variant]();
    }

    /**
     * @param {string} variant
     */
    getIsRotateable(variant) {
        return MetaTrashBuilding.isRotateable[variant]();
    }

    /**
     * @param {GameRoot} root
     */
    getAvailableVariants(root) {
        const variants = MetaTrashBuilding.avaibleVariants;

        let available = [];
        for (const variant in variants) {
            if (variants[variant](root)) available.push(variant);
        }

        return available;
    }

    /**
     * Returns the edit layer of the building
     * @param {GameRoot} root
     * @param {string} variant
     * @returns {Layer}
     */
    getLayer(root, variant) {
        // @ts-ignore
        return MetaTrashBuilding.layerByVariant[variant](root);
    }

    /**
     * @param {string} variant
     */
    getDimensions(variant) {
        return MetaTrashBuilding.dimensions[variant]();
    }

    /**
     * @param {string} variant
     */
    getShowLayerPreview(variant) {
        return MetaTrashBuilding.layerPreview[variant]();
    }

    /**
     * @param {number} rotation
     * @param {number} rotationVariant
     * @param {string} variant
     * @param {Entity} entity
     * @returns {Array<number>|null}
     */
    getSpecialOverlayRenderMatrix(rotation, rotationVariant, variant, entity) {
        let matrices = MetaTrashBuilding.overlayMatrices[variant](entity, rotationVariant);
        return matrices ? matrices[rotation] : null;
    }

    /**
     * @param {string} variant
     */
    getRenderPins(variant) {
        return MetaTrashBuilding.renderPins[variant]();
    }

    addAchievementReceiver(entity) {
        if (!entity.root) {
            return;
        }

        const itemProcessor = entity.components.ItemProcessor;
        const tryTakeItem = itemProcessor.tryTakeItem.bind(itemProcessor);

        itemProcessor.tryTakeItem = () => {
            const taken = tryTakeItem(...arguments);

            if (taken) {
                entity.root.signals.achievementCheck.dispatch(ACHIEVEMENTS.trash1000, 1);
            }

            return taken;
        };
    }

    /**
     * Creates the entity at the given location
     * @param {Entity} entity
     */
    setupEntityComponents(entity) {
        MetaTrashBuilding.setupEntityComponents.forEach(func => func(entity));
    }

    /**
     * @param {Entity} entity
     * @param {number} rotationVariant
     * @param {string} variant
     */
    updateVariants(entity, rotationVariant, variant) {
        MetaTrashBuilding.componentVariations[variant].bind(this)(entity, rotationVariant);
    }

    static setupEntityComponents = [
        entity =>
            entity.addComponent(
                new ItemAcceptorComponent({
                    slots: [
                        {
                            pos: new Vector(0, 0),
                            directions: [
                                enumDirection.top,
                                enumDirection.right,
                                enumDirection.bottom,
                                enumDirection.left,
                            ],
                        },
                    ],
                })
            ),
        entity =>
            entity.addComponent(
                new ItemProcessorComponent({
                    inputsPerCharge: 1,
                    processorType: enumItemProcessorTypes.trash,
                })
            ),
        function (entity) {
            // @ts-ignore
            this.addAchievementReceiver(entity);
        },
    ];

    static overlayMatrices = {
        [defaultBuildingVariant]: (entity, rotationVariant) =>
            generateMatrixRotations([1, 1, 0, 1, 1, 1, 0, 1, 1]),
    };

    static dimensions = {
        [defaultBuildingVariant]: () => new Vector(1, 1),
    };

    static silhouetteColors = {
        [defaultBuildingVariant]: () => "#ed1d5d",
    };

    static isRemovable = {
        [defaultBuildingVariant]: () => true,
    };

    static isRotateable = {
        [defaultBuildingVariant]: () => true,
    };

    static renderPins = {
        [defaultBuildingVariant]: () => false,
    };

    static layerByVariant = {
        [defaultBuildingVariant]: root => "regular",
    };

    static layerPreview = {
        [defaultBuildingVariant]: () => null,
    };

    static avaibleVariants = {
        [defaultBuildingVariant]: root =>
            root.hubGoals.isRewardUnlocked(enumHubGoalRewards.reward_cutter_and_trash),
    };

    static componentVariations = {
        [defaultBuildingVariant]: (entity, rotationVariant) => {
            entity.components.ItemAcceptor.setSlots([
                {
                    pos: new Vector(0, 0),
                    directions: [
                        enumDirection.top,
                        enumDirection.right,
                        enumDirection.bottom,
                        enumDirection.left,
                    ],
                },
            ]);

            entity.components.ItemProcessor.inputsPerCharge = 1;

            entity.components.ItemProcessor.type = enumItemProcessorTypes.trash;
        },
    };
}