import { shortcut, extend, emptyFn, createWidget, isFunction, Layout, HTapeLayout, AbsoluteLayout } from "@/core";
import { Trigger, Text } from "@/base";
import { MultiSelectSearcher } from "./trigger/searcher.multiselect";

@shortcut()
export class MultiSelectTrigger extends Trigger {
    static xtype = "bi.multi_select_trigger";

    constants = { height: 14, rgap: 4, lgap: 4 };

    static EVENT_TRIGGER_CLICK = "EVENT_TRIGGER_CLICK";
    static EVENT_COUNTER_CLICK = "EVENT_COUNTER_CLICK";
    static EVENT_CHANGE = "EVENT_CHANGE";
    static EVENT_START = "EVENT_START";
    static EVENT_STOP = "EVENT_STOP";
    static EVENT_PAUSE = "EVENT_PAUSE";
    static EVENT_SEARCHING = "EVENT_SEARCHING";
    static EVENT_BEFORE_COUNTER_POPUPVIEW = "EVENT_BEFORE_COUNTER_POPUPVIEW";
    static EVENT_BLUR = "EVENT_BLUR";
    static EVENT_FOCUS = "EVENT_FOCUS";

    _defaultConfig() {
        return extend(super._defaultConfig(...arguments), {
            baseCls: "bi-multi-select-trigger",
            itemsCreator: emptyFn,
            valueFormatter: emptyFn,
            searcher: {},
            switcher: {},

            adapter: null,
            masker: {},
            allowEdit: true,
            itemHeight: 24,
        });
    }

    _init() {
        super._init(...arguments);

        const self = this,
            o = this.options;

        this.searcher = createWidget(o.searcher, {
            type: MultiSelectSearcher.xtype,
            height: o.height,
            text: o.text,
            defaultText: o.defaultText,
            itemsCreator: o.itemsCreator,
            itemHeight: o.itemHeight,
            valueFormatter: o.valueFormatter,
            itemFormatter: o.itemFormatter,
            watermark: o.watermark,
            popup: {},
            adapter: o.adapter,
            masker: o.masker,
            value: o.value,
        });
        this.searcher.on(MultiSelectSearcher.EVENT_START, () => {
            self.fireEvent(MultiSelectTrigger.EVENT_START);
        });
        this.searcher.on(MultiSelectSearcher.EVENT_PAUSE, () => {
            self.fireEvent(MultiSelectTrigger.EVENT_PAUSE);
        });
        this.searcher.on(MultiSelectSearcher.EVENT_SEARCHING, function () {
            self.fireEvent(MultiSelectTrigger.EVENT_SEARCHING, arguments);
        });
        this.searcher.on(MultiSelectSearcher.EVENT_STOP, () => {
            self.fireEvent(MultiSelectTrigger.EVENT_STOP);
        });
        this.searcher.on(MultiSelectSearcher.EVENT_CHANGE, function () {
            self.fireEvent(MultiSelectTrigger.EVENT_CHANGE, arguments);
        });
        this.searcher.on(MultiSelectSearcher.EVENT_BLUR, () => {
            self.fireEvent(MultiSelectTrigger.EVENT_BLUR);
        });
        this.searcher.on(MultiSelectSearcher.EVENT_FOCUS, () => {
            self.fireEvent(MultiSelectTrigger.EVENT_FOCUS);
        });

        this.wrapNumberCounter = createWidget({
            type: Layout.xtype,
        });

        this.wrapper = createWidget({
            type: HTapeLayout.xtype,
            element: this,
            items: [
                {
                    el: this.searcher,
                    width: "fill",
                    rgap: 24,
                }
            ],
        });

        !o.allowEdit &&
            createWidget({
                type: AbsoluteLayout.xtype,
                element: this,
                items: [
                    {
                        el: {
                            type: Text.xtype,
                            title() {
                                /** 修正REPORT-73699引入，需要考虑到传递过来的值是方法的情况 */
                                const state = self.searcher.getState();
                                if (isFunction(state)) {
                                    return state();
                                }

                                return state;
                            },
                        },
                        left: 0,
                        right: 24,
                        top: 0,
                        bottom: 0,
                    }
                ],
            });
    }

    refreshPlaceHolderWidth(width) {
        this.wrapper.attr("items")[0].rgap = 24 + width;
        this.wrapper.resize();
    }

    getSearcher() {
        return this.searcher;
    }

    stopEditing() {
        this.searcher.stopSearch();
    }

    setAdapter(adapter) {
        this.searcher.setAdapter(adapter);
    }

    setValue(ob) {
        this.searcher.setValue(ob);
    }

    getKey() {
        return this.searcher.getKey();
    }

    getValue() {
        return this.searcher.getValue();
    }

    focus() {
        this.searcher.focus();
    }

    blur() {
        this.searcher.blur();
    }

    setWaterMark(v) {
        this.searcher.setWaterMark(v);
    }
}