water_xcx/miniprogram_npm/tdesign-miniprogram/picker/picker.js

109 lines
4.2 KiB
JavaScript

var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
import { SuperComponent, wxComponent } from '../common/src/index';
import config from '../common/config';
import props from './props';
const { prefix } = config;
const name = `${prefix}-picker`;
let Picker = class Picker extends SuperComponent {
constructor() {
super(...arguments);
this.properties = props;
this.externalClasses = ['t-class', 't-class-confirm', 't-class-cancel', 't-class-title'];
this.options = {
multipleSlots: true,
};
this.relations = {
'./picker-item': {
type: 'child',
linked() {
this.updateChildren();
},
},
};
this.observers = {
value() {
this.updateChildren();
},
};
this.data = {
classPrefix: name,
};
this.methods = {
getPickerColumns() {
const pickerColumns = this.getRelationNodes('./picker-item');
if (Array.isArray(pickerColumns)) {
return pickerColumns;
}
return [];
},
updateChildren() {
const { value } = this.properties;
const pickerColumns = this.getPickerColumns();
if (!(pickerColumns === null || pickerColumns === void 0 ? void 0 : pickerColumns.length)) {
return;
}
pickerColumns.forEach((child, index) => {
child.setData({
value: (value === null || value === void 0 ? void 0 : value[index]) || '',
});
child.update();
});
},
getSelectedValue() {
const pickerColumns = this.getPickerColumns();
const value = pickerColumns.map((item) => item._selectedValue);
const label = pickerColumns.map((item) => item._selectedLabel);
return [value, label];
},
getColumnIndexes() {
const pickerColumns = this.getPickerColumns();
const columns = pickerColumns.map((pickerColumn, columnIndex) => {
return {
column: columnIndex,
index: pickerColumn._selectedIndex,
};
});
return columns;
},
onConfirm() {
const [value, label] = this.getSelectedValue();
const columns = this.getColumnIndexes();
this.close();
this.triggerEvent('change', { value, label, columns });
this.triggerEvent('confirm', { value, label, columns });
},
triggerColumnChange({ column, index }) {
const [value, label] = this.getSelectedValue();
this.triggerEvent('pick', { value, label, column, index });
},
onCancel() {
this.close();
this.triggerEvent('cancel');
},
onPopupChange(e) {
const { visible } = e.detail;
this.close();
this.triggerEvent('visible-change', { visible });
},
close() {
if (this.data.autoClose) {
this.setData({ visible: false });
}
},
};
}
ready() {
const columns = this.getPickerColumns();
columns.map((column, index) => (column.columnIndex = index));
}
};
Picker = __decorate([
wxComponent()
], Picker);
export default Picker;