import { Component, triggerEvent, triggerEventOnly, triggerEventValues, getValueFromProps, } from '../_util/simply'; import { resolveEventValue, resolveEventValues } from '../_util/platform'; import { DatePickerDefaultProps } from './props'; import dayjs from 'dayjs'; import equal from 'fast-deep-equal'; import { getRangeData, getDateByValue, getValueByDate, getValidValue, } from './util'; import mixinValue from '../mixins/value'; Component(DatePickerDefaultProps, { // visible受控判断 isVisibleControlled: function () { return 'visible' in getValueFromProps(this); }, // 当前选中的picker值,处理无cValue时的情况,优先取当前时间,不在时间范围内取开始时间 getCurrentValueWithCValue: function (currentProps) { var realValue = this.getValue(); var min = currentProps.min, max = currentProps.max, precision = currentProps.precision; if (realValue) { return getValueByDate(realValue, precision); } else { var now = new Date(); if (!(min && dayjs(now).isBefore(dayjs(min), precision)) && !(max && dayjs(now).isAfter(dayjs(max), precision))) { return getValueByDate(now, precision); } else { return getValueByDate(this.getMin(min).toDate(), precision); } } }, getMin: function (min) { return min ? dayjs(min) : dayjs().subtract(10, 'year'); }, getMax: function (max) { return max ? dayjs(max) : dayjs().add(10, 'year'); }, /** * didUpdate、弹窗打开触发 */ setCurrentValue: function (currentProps) { var _this = this; var currentValue = this.getCurrentValueWithCValue(currentProps); var newColumns = this.generateData(currentValue, currentProps); if (!equal(newColumns, this.data.columns)) { this.setData({ columns: newColumns, }, function () { _this.setData({ currentValue: currentValue, formattedValueText: _this.onFormat(), }); }); } }, // 生成选项数据,didmound、picker change、打开弹窗触发 generateData: function (currentValue, currentProps) { var precision = currentProps.precision, propsMin = currentProps.min, propsMax = currentProps.max; var min = this.getMin(propsMin); var max = this.getMax(propsMax); if (max < min) { return []; } var currentPickerDay = dayjs(); if (currentValue.length > 0) { currentPickerDay = dayjs(getDateByValue(currentValue)); } if (currentPickerDay < min || currentPickerDay > max) { currentPickerDay = min; } var newColumns = getRangeData(precision, min, max, currentPickerDay, this.onFormatLabel.bind(this)); return newColumns; }, onFormatLabel: function (type, value) { var onFormatLabel = getValueFromProps(this, 'onFormatLabel'); var formatValueByProps = onFormatLabel && onFormatLabel(type, value); if (formatValueByProps !== undefined && formatValueByProps !== null) { return String(formatValueByProps); } return this.defaultFormatLabel(type, value); }, defaultFormatLabel: function (type, value) { var suffixMap = { year: '年', month: '月', day: '日', hour: '时', minute: '分', second: '秒', }; return "".concat(value).concat(suffixMap[type]); }, onChange: function (selectedIdx) { var _this = this; var _a = getValueFromProps(this, [ 'min', 'max', 'format', 'precision', ]), pmin = _a[0], pmax = _a[1], format = _a[2], precision = _a[3]; var selectedIndex = resolveEventValues(getValidValue(selectedIdx))[0]; var date = getDateByValue(selectedIndex); var min = this.getMin(pmin); var max = this.getMax(pmax); if (dayjs(date).isBefore(min)) { date = min.toDate(); selectedIndex = getValueByDate(date, precision); } if (dayjs(date).isAfter(max)) { date = max.toDate(); selectedIndex = getValueByDate(date, precision); } var newColumns = this.generateData(selectedIndex, getValueFromProps(this)); if (!equal(newColumns, this.data.columns)) { this.setData({ columns: newColumns, }, function () { _this.setData({ currentValue: selectedIndex }); var date = getDateByValue(selectedIndex); triggerEventValues(_this, 'pickerChange', [ date, dayjs(date).format(format), ]); }); } else { this.setData({ currentValue: selectedIndex }); var date_1 = getDateByValue(selectedIndex); triggerEventValues(this, 'pickerChange', [ date_1, dayjs(date_1).format(format), ]); } }, onCancel: function (e) { triggerEventOnly(this, 'cancel', e); }, onOk: function () { var currentValue = this.data.currentValue; var format = getValueFromProps(this, 'format'); var date = getDateByValue(currentValue); if (!this.isControlled()) { this.update(date); } triggerEventValues(this, 'ok', [date, dayjs(date).format(format)]); }, defaultFormat: function (value, valueStr) { var format = getValueFromProps(this, 'format'); if (format && valueStr) { return valueStr; } return ''; }, onFormat: function () { var _a = getValueFromProps(this, [ 'format', 'onFormat', ]), format = _a[0], onFormat = _a[1]; var realValue = this.getValue(); var formatValueByProps = onFormat && onFormat(realValue, realValue ? dayjs(realValue).format(format) : null); if (formatValueByProps !== undefined && formatValueByProps !== null) { return formatValueByProps; } return this.defaultFormat(realValue, realValue ? dayjs(realValue).format(format) : null); }, onVisibleChange: function (visible) { this.pickerVisible = visible; if (!this.isVisibleControlled() && visible) { this.setCurrentValue(getValueFromProps(this)); } triggerEvent(this, 'visibleChange', resolveEventValue(visible)); }, }, { currentValue: [], formattedValueText: '', columns: [], forceUpdate: 0, visible: null, }, [ mixinValue({ transformValue: function (value) { return { value: value ? dayjs(value).toDate() : undefined, needUpdate: true, }; }, }), ], { pickerVisible: false, onInit: function () { this.pickerVisible = false; var _a = getValueFromProps(this, [ 'visible', 'defaultVisible', ]), visible = _a[0], defaultVisible = _a[1]; this.setData({ visible: this.isVisibleControlled() ? visible : defaultVisible, formattedValueText: this.onFormat(), }); }, didUpdate: function (prevProps, prevData) { var currentProps = getValueFromProps(this); var visible = getValueFromProps(this, 'visible'); if (this.isVisibleControlled() && !equal(prevProps.visible, visible)) { this.pickerVisible = visible; this.setData({ visible: visible }); if (this.pickerVisible) { this.setCurrentValue(currentProps); } } if (!this.isEqualValue(prevData)) { this.setData({ forceUpdate: this.data.forceUpdate + 1, formattedValueText: this.onFormat(), }); // 展开状态才更新picker的数据,否则下次triggerVisible触发 if (this.pickerVisible) { this.setCurrentValue(currentProps); } } }, });