import { DEFAULT_AUGMENTS, getAttachedFeature } from './ikonis-data.js';

export class IkonisAugmentConfig {
    static async open() {
        const augments = game.settings.get('dh-ikonis', 'augmentsList') || DEFAULT_AUGMENTS;
        const defaultBondedUuid = game.settings.get('dh-ikonis', 'defaultBondedUuid') || "";
        
        const processedAugments = [];
        for (const a of augments) {
            const aug = { ...a };
            if (aug.featureUuid) {
                const item = await getAttachedFeature(aug.featureUuid);
                if (item) aug.featureName = item.name;
            }
            processedAugments.push(aug);
        }

        let bondedName = "";
        if (defaultBondedUuid) {
            const item = await getAttachedFeature(defaultBondedUuid);
            if (item) bondedName = item.name;
        }

        const template = "modules/dh-ikonis/templates/ikonis-config.hbs";
        const content = await foundry.applications.handlebars.renderTemplate(template, { augments: processedAugments, defaultBondedUuid, bondedName });

        return foundry.applications.api.DialogV2.wait({
            window: { 
                title: "Global Hardware Manager",
                icon: "fa-solid fa-microchip",
                width: 800,
                height: 650,
                resizable: true
            },
            content: content,
            buttons: [
                {
                    action: "add", label: "Add New", icon: "fa-solid fa-plus",
                    callback: () => { this._onAdd(); return false; }
                },
                {
                    action: "reset", label: "Reset", icon: "fa-solid fa-undo",
                    callback: () => { this._onReset(); return false; }
                },
                {
                    action: "save", label: "Save & Close", icon: "fa-solid fa-save",
                    callback: (event, button) => this._onSave(event, button)
                }
            ],
            render: (event, app) => {
                const html = app.element;
                
                const form = html.querySelector('form');
                if (form) {
                    form.style.height = "100%";
                    form.style.maxHeight = "100%";
                    form.style.display = "flex";
                    form.style.flexDirection = "column";
                    form.style.overflow = "hidden";
                }
                const formContent = html.querySelector('.form-content');
                if (formContent) {
                    formContent.style.flex = "1";
                    formContent.style.overflow = "hidden";
                    formContent.style.display = "flex";
                    formContent.style.flexDirection = "column";
                }

                html.querySelectorAll('[data-action="delete"]').forEach(el => {
                    el.addEventListener('click', () => this._onDelete(el.dataset.id, app));
                });

                html.addEventListener('drop', async (e) => {
                    // V14 namespaced TextEditor
                    const data = foundry.applications.ux.TextEditor.implementation.getDragEventData(e);
                    if (data.type !== "Item") return;
                    
                    const targetRow = e.target.closest('[data-id]');
                    const targetBonded = e.target.closest('.bonded-drop-zone');

                    if (targetBonded) {
                        await game.settings.set('dh-ikonis', 'defaultBondedUuid', data.uuid);
                        app.close(); this.open();
                        return;
                    }

                    if (targetRow) {
                        const id = targetRow.dataset.id;
                        const augs = game.settings.get('dh-ikonis', 'augmentsList') || [...DEFAULT_AUGMENTS];
                        const idx = augs.findIndex(a => String(a.id) === String(id));
                        if (idx !== -1) {
                            augs[idx].featureUuid = data.uuid;
                            await game.settings.set('dh-ikonis', 'augmentsList', augs);
                        }
                        app.close(); this.open();
                    }
                });
                
                html.querySelectorAll('[data-action="clearFeature"]').forEach(el => {
                    el.addEventListener('click', async (e) => {
                        const id = el.dataset.id;
                        const augs = game.settings.get('dh-ikonis', 'augmentsList') || [...DEFAULT_AUGMENTS];
                        const idx = augs.findIndex(a => String(a.id) === String(id));
                        if (idx !== -1) {
                            augs[idx].featureUuid = null;
                            await game.settings.set('dh-ikonis', 'augmentsList', augs);
                        }
                        app.close(); this.open();
                    });
                });
            }
        });
    }

    static async _onAdd() {
        const augments = game.settings.get('dh-ikonis', 'augmentsList') || [...DEFAULT_AUGMENTS];
        augments.push({ id: foundry.utils.randomID(), name: "New Augment", effect: "Effect", cost: "Cost", precompile: 1 });
        await game.settings.set('dh-ikonis', 'augmentsList', augments);
        this.open();
    }

    static async _onDelete(id, app) {
        const augments = (game.settings.get('dh-ikonis', 'augmentsList') || []).filter(a => String(a.id) !== String(id));
        await game.settings.set('dh-ikonis', 'augmentsList', augments);
        app.close(); this.open();
    }

    static async _onReset() {
        const confirmed = await foundry.applications.api.DialogV2.confirm({
            window: { title: "Reset" }, content: "Reset to defaults?", yes: { label: "Reset" }
        });
        if (confirmed) {
            await game.settings.set('dh-ikonis', 'augmentsList', DEFAULT_AUGMENTS);
            await game.settings.set('dh-ikonis', 'defaultBondedUuid', "");
            this.open();
        }
    }

    static async _onSave(event, button) {
        // V14 namespaced FormDataExtended
        const fde = new foundry.applications.ux.FormDataExtended(button.form);
        const data = foundry.utils.expandObject(fde.object);
        const currentAugs = game.settings.get('dh-ikonis', 'augmentsList') || [];

        const augments = Object.entries(data.augments || {}).map(([id, val]) => {
            const existing = currentAugs.find(a => String(a.id) === String(id));
            return {
                id,
                name: val.name,
                effect: val.effect,
                cost: val.cost,
                precompile: parseInt(val.precompile) || 1,
                featureUuid: existing?.featureUuid || null
            };
        });

        await game.settings.set('dh-ikonis', 'augmentsList', augments);
        ui.notifications.info("Global Hardware saved!");
    }
}