import DHBaseItemSheet from '../api/base-item.mjs';
import { actionsTypes } from '../../../data/_module.mjs';
import DHActionConfig from '../../config/Action.mjs';

const { TextEditor } = foundry.applications.ux;

export default class ClassSheet extends DHBaseItemSheet {
    static DEFAULT_OPTIONS = {
        tag: 'form',
        classes: ['class'],
        position: { width: 700 },
        actions: {
            removeSubclass: this.removeSubclass,
            viewSubclass: this.viewSubclass,
            addFeature: this.addFeature,
            editFeature: this.editFeature,
            deleteFeature: this.deleteFeature,
            removeItem: this.removeItem,
            viewItem: this.viewItem,
            removePrimaryWeapon: this.removePrimaryWeapon,
            removeSecondaryWeapon: this.removeSecondaryWeapon,
            removeArmor: this.removeArmor
        },
        tagifyConfigs: [
            {
                selector: '.domain-input',
                choices: () => CONFIG.daggerheart.DOMAIN.domains,
                callback: ClassSheet.#onDomainSelect
            }
        ],
        dragDrop: [
            { dragSelector: '.suggested-item', dropSelector: null },
            { dragSelector: null, dropSelector: '.take-section' },
            { dragSelector: null, dropSelector: '.choice-a-section' },
            { dragSelector: null, dropSelector: '.choice-b-section' },
            { dragSelector: null, dropSelector: '.primary-weapon-section' },
            { dragSelector: null, dropSelector: '.secondary-weapon-section' },
            { dragSelector: null, dropSelector: '.armor-section' },
            { dragSelector: null, dropSelector: null }
        ]
    };

    static PARTS = {
        header: { template: 'systems/daggerheart/templates/sheets/items/class/header.hbs' },
        tabs: { template: 'systems/daggerheart/templates/sheets/global/tabs/tab-navigation.hbs' },
        features: {
            template: 'systems/daggerheart/templates/sheets/items/class/features.hbs',
            scrollable: ['.features']
        },
        settings: {
            template: 'systems/daggerheart/templates/sheets/items/class/settings.hbs',
            scrollable: ['.settings']
        }
    };

    /** @inheritdoc */
    static TABS = {
        primary: {
            tabs: [{ id: 'description' }, { id: 'settings' }],
            initial: 'description',
            labelPrefix: 'DAGGERHEART.Sheets.Feature.Tabs'
        }
    };

    /**@inheritdoc */
    async _prepareContext(_options) {
        const context = await super._prepareContext(_options);
        context.domains = this.document.system.domains;
        return context;
    }

    /**
     * Callback function used by `tagifyElement`.
     * @param {Array<Object>} selectedOptions - The currently selected tag objects.
     */
    static async #onDomainSelect(selectedOptions) {
        await this.document.update({ 'system.domains': selectedOptions.map(x => x.value) });
    }

    static async removeSubclass(_, button) {
        await this.document.update({
            'system.subclasses': this.document.system.subclasses.filter(x => x.uuid !== button.dataset.subclass)
        });
    }

    static async viewSubclass(_, button) {
        const subclass = await fromUuid(button.dataset.subclass);
        subclass.sheet.render(true);
    }

    static async deleteFeature(_, button) {
        await this.document.update({
            'system.features': this.document.system.features.map(x => x.uuid).filter(x => x !== button.dataset.feature)
        });
    }

    static async editFeature(_, button) {
        const feature = await fromUuid(button.dataset.feature);
        feature.sheet.render(true);
    }

    static async removeItem(event, button) {
        event.stopPropagation();
        const type = button.dataset.type;
        const path = `system.inventory.${type}`;
        await this.document.update({
            [path]: this.document.system.inventory[type].filter(x => x.uuid !== button.dataset.item)
        });
    }

    static async viewItem(_, button) {
        const item = await fromUuid(button.dataset.item);
        item.sheet.render(true);
    }

    static async removePrimaryWeapon(event) {
        event.stopPropagation();
        await this.document.update({ 'system.characterGuide.suggestedPrimaryWeapon': null }, { diff: false });
    }

    static async removeSecondaryWeapon(event) {
        event.stopPropagation();
        await this.document.update({ 'system.characterGuide.suggestedSecondaryWeapon': null }, { diff: false });
    }

    static async removeArmor(event) {
        event.stopPropagation();
        await this.document.update({ 'system.characterGuide.suggestedArmor': null }, { diff: false });
    }

    async selectActionType() {
        const content = await foundry.applications.handlebars.renderTemplate(
                'systems/daggerheart/templates/views/actionType.hbs',
                { types: SYSTEM.ACTIONS.actionTypes }
            ),
            title = 'Select Action Type',
            type = 'form',
            data = {};
        return Dialog.prompt({
            title,
            label: title,
            content,
            type,
            callback: html => {
                const form = html[0].querySelector('form'),
                    fd = new foundry.applications.ux.FormDataExtended(form);
                foundry.utils.mergeObject(data, fd.object, { inplace: true });

                return data;
            },
            rejectClose: false
        });
    }

    getActionPath(type) {
        return type === 'hope' ? 'hopeFeatures' : 'classFeatures';
    }

    static async addFeature(_, target) {
        const actionPath = this.getActionPath(target.dataset.type);
        const actionType = await this.selectActionType();
        const cls = actionsTypes[actionType?.type] ?? actionsTypes.attack,
            action = new cls(
                {
                    _id: foundry.utils.randomID(),
                    systemPath: actionPath,
                    type: actionType.type,
                    name: game.i18n.localize(SYSTEM.ACTIONS.actionTypes[actionType.type].name),
                    ...cls.getSourceConfig(this.document)
                },
                {
                    parent: this.document
                }
            );
        await this.document.update({ [`system.${actionPath}`]: [...this.document.system[actionPath], action] });
    }

    static async editFeature(_, target) {
        const action = this.document.system[this.getActionPath(target.dataset.type)].find(
            x => x._id === target.dataset.feature
        );
        await new DHActionConfig(action).render(true);
    }

    static async deleteFeature(_, target) {
        const actionPath = this.getActionPath(target.dataset.type);
        await this.document.update({
            [`system.${actionPath}`]: this.document.system[actionPath].filter(
                action => action._id !== target.dataset.feature
            )
        });
    }

    async _onDrop(event) {
        const data = TextEditor.getDragEventData(event);
        const item = await fromUuid(data.uuid);
        const target = event.target.closest('fieldset.drop-section');
        if (item.type === 'subclass') {
            await this.document.update({
                'system.subclasses': [...this.document.system.subclasses.map(x => x.uuid), item.uuid]
            });
        } else if (item.type === 'weapon') {
            if (target.classList.contains('primary-weapon-section')) {
                if (!this.document.system.characterGuide.suggestedPrimaryWeapon && !item.system.secondary)
                    await this.document.update({
                        'system.characterGuide.suggestedPrimaryWeapon': item.uuid
                    });
            } else if (target.classList.contains('secondary-weapon-section')) {
                if (!this.document.system.characterGuide.suggestedSecondaryWeapon && item.system.secondary)
                    await this.document.update({
                        'system.characterGuide.suggestedSecondaryWeapon': item.uuid
                    });
            }
        } else if (item.type === 'armor') {
            if (target.classList.contains('armor-section')) {
                if (!this.document.system.characterGuide.suggestedArmor)
                    await this.document.update({
                        'system.characterGuide.suggestedArmor': item.uuid
                    });
            }
        } else if (target.classList.contains('choice-a-section')) {
            if (item.type === 'miscellaneous' || item.type === 'consumable') {
                if (this.document.system.inventory.choiceA.length < 2)
                    await this.document.update({
                        'system.inventory.choiceA': [
                            ...this.document.system.inventory.choiceA.map(x => x.uuid),
                            item.uuid
                        ]
                    });
            }
        } else if (item.type === 'miscellaneous') {
            if (target.classList.contains('take-section')) {
                if (this.document.system.inventory.take.length < 3)
                    await this.document.update({
                        'system.inventory.take': [...this.document.system.inventory.take.map(x => x.uuid), item.uuid]
                    });
            } else if (target.classList.contains('choice-b-section')) {
                if (this.document.system.inventory.choiceB.length < 2)
                    await this.document.update({
                        'system.inventory.choiceB': [
                            ...this.document.system.inventory.choiceB.map(x => x.uuid),
                            item.uuid
                        ]
                    });
            }
        }
    }
}