import { shortcut, extend, emptyFn, createWidget, contains, isArray, some } from "@/core";
import { Trigger } from "@/base";
import { SelectTextTrigger } from "@/case";

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

    static EVENT_CLEAR = "EVENT_CLEAR";

    _defaultConfig() {
        return extend(super._defaultConfig(...arguments), {
            baseCls: "bi-single-tree-trigger",
            height: 24,
            text: "",
            items: [],
            value: "",
            allowClear: false,
            valueFormatter: emptyFn,
        });
    }

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

        const self = this,
            o = this.options;

        this.trigger = createWidget({
            type: SelectTextTrigger.xtype,
            element: this,
            text: o.text,
            defaultText: o.defaultText,
            items: o.items,
            height: o.height,
            warningTitle: o.warningTitle,
            tipType: o.tipType,
            value: o.value,
            allowClear: o.allowClear,
            valueFormatter: o.valueFormatter,
            listeners: [
                {
                    eventName: SelectTextTrigger.EVENT_CLEAR,
                    action() {
                        self.fireEvent(SingleTreeTrigger.EVENT_CLEAR);
                    },
                }
            ],
        });
    }

    _checkTitle() {
        const val = this.getValue();
        some(this.options.items, (i, item) => {
            if (contains(val, item.value)) {
                this.trigger.setTitle(item.text || item.value);

                return true;
            }
        });
    }

    setValue(v) {
        v = isArray(v) ? v : [v];
        this.options.value = v;
        this.trigger.setValue(v);
        this._checkTitle();
    }

    setTipType(v) {
        this.options.tipType = v;
        this.trigger.setTipType(v);
    }

    getValue() {
        return this.options.value || [];
    }

    getTextor() {
        return this.trigger.getTextor();
    }

    populate(items) {
        this.trigger.populate(items);
    }
}