var _a;
import GObject from 'gi://GObject';
import Gio from 'gi://Gio';
import Gtk from 'gi://Gtk?version=4.0';
import { Base16Theme } from './model/Base16Themes.js';
class ModelBuilder {
    constructor() {
        this.CATEGORIES = [
            ['atelier', 'Atelier'],
            ['black-metal', 'Black Metal'],
            ['brushtrees', 'Brush Trees'],
            ['classic', 'Classic'],
            ['default', 'Default'],
            ['google', 'Google'],
            ['grayscale', 'Grayscale'],
            ['gruvbox', 'Gruvbox'],
            ['harmonic', 'Harmonic'],
            ['ia', 'iA'],
            ['material', 'Material'],
            ['papercolor', 'PaperColor'],
            ['solarized', 'Solarized'],
            ['summerfruit', 'Summerfruit'],
            ['tomorrow', 'Tomorrow'],
            ['unikitty', 'Unikitty'],
        ];
        this.currentCategory = null;
        this.storeModel = new Gio.ListStore(ColorSchemeNode);
    }
    matchesCategory(theme) {
        return (this.CATEGORIES.length > 0 && theme.id.startsWith(this.CATEGORIES[0][0]));
    }
    appendCurrentCategory() {
        if (this.currentCategory) {
            this.storeModel.append(this.currentCategory);
            this.currentCategory = null;
            this.CATEGORIES.shift();
        }
    }
    addToCategory(theme) {
        if (!this.currentCategory) {
            this.currentCategory = new ColorSchemeNode(this.CATEGORIES[0][1]);
        }
        this.currentCategory.addChild(new ColorSchemeNode(theme.name, theme));
    }
    addTheme(theme) {
        if (this.matchesCategory(theme)) {
            this.addToCategory(theme);
        }
        else {
            if (this.currentCategory) {
                this.appendCurrentCategory();
            }
            this.storeModel.append(new ColorSchemeNode(theme.name, theme));
        }
    }
    static buildTreeModel() {
        let builder = new ModelBuilder();
        Base16Theme.THEME_LIST.forEach(theme => builder.addTheme(theme));
        return Gtk.TreeListModel.new(builder.storeModel, false, false, item => item.child_model);
    }
}
export class ColorSchemeNode extends GObject.Object {
    constructor(text, theme = null) {
        super();
        this._text = text;
        this.theme = theme;
        this.child_model = null;
    }
    get text() {
        return this._text;
    }
    addChild(child) {
        if (this.child_model === null) {
            this.child_model = new Gio.ListStore(_a);
        }
        this.child_model.append(child);
    }
    matchesId(id) {
        return this.theme !== null && this.theme.id === id;
    }
    searchChildren(id) {
        if (this.child_model) {
            for (let i = 0; i < this.child_model.n_items; i++) {
                let node = this.child_model.get_item(i);
                if (node.matchesId(id)) {
                    return true;
                }
            }
        }
        return false;
    }
}
_a = ColorSchemeNode;
(() => {
    GObject.registerClass({
        GTypeName: 'ColorSchemeNode',
        Properties: {
            'text': GObject.ParamSpec.string('text', '', '', GObject.ParamFlags.READWRITE, ''),
        }
    }, _a);
})();
export class ColorSchemeModel {
    constructor() {
        this.treeModel = ModelBuilder.buildTreeModel();
        this.selection = Gtk.SingleSelection.new(this.treeModel);
    }
    selectedTheme() {
        // @ts-ignore
        let item = this.selection.selected_item.item;
        return item === null || item === void 0 ? void 0 : item.theme;
    }
    changeSelected(offset) {
        const n_items = this.selection.n_items;
        if (n_items <= 1) {
            return;
        }
        const pos = this.selection.selected;
        if (pos == Gtk.INVALID_LIST_POSITION) {
            return;
        }
        const newPos = pos + offset;
        if (newPos < 0 || newPos >= n_items) {
            return;
        }
        this.selection.selected = newPos;
        return newPos;
    }
    selectPosition(pos) {
        this.selection.selected = pos;
    }
    searchId(id, from = 0) {
        for (let i = from; i < this.treeModel.n_items; i++) {
            let row = this.treeModel.get_row(i);
            let item = row === null || row === void 0 ? void 0 : row.item;
            if (item && item.matchesId(id)) {
                return row;
            }
            if (item.searchChildren(id)) {
                row === null || row === void 0 ? void 0 : row.set_expanded(true);
                if (from === 0) {
                    return this.searchId(id, i);
                }
            }
        }
        return null;
    }
}