biaofun-datetime-picker.vue 14 KB

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  1. <!--
  2. * @插件:日期时间选择器
  3. * @作者:陈万照
  4. * @公司:山东标梵互动信息技术有限公司
  5. * @官网:http://biaofun.com/
  6. * @微信:C207668802
  7. * @QQ:207668802
  8. * @邮箱:cwz@biaofun.com || 207668802@qq.com
  9. * @版本:v1.0.8
  10. -->
  11. <template>
  12. <view class="datatime">
  13. <picker mode="multiSelector" :range="range" range-key="text" @change="change" @columnchange="columnchange" :value="value" :disabled="disabled">
  14. <view class="content1" :class="{ placeholder: !dateStr }">
  15. <text>{{ dateStr ? dateStr : placeholder }}</text>
  16. </view>
  17. </picker>
  18. </view>
  19. </template>
  20. <script>
  21. import utils from './utils.js'; // 封装的工具集
  22. export default {
  23. /**
  24. * 数据
  25. */
  26. props: {
  27. // 是否禁用
  28. disabled: {
  29. type: Boolean,
  30. default: false
  31. },
  32. // 占位符
  33. placeholder: {
  34. type: String,
  35. default: '请选择日期时间'
  36. },
  37. // 表示有效日期时间范围的开始,
  38. // 字符串格式为 "YYYY-MM-DD hh:mm"
  39. start: {
  40. type: String,
  41. default: '1970-1-1 00:00'
  42. },
  43. // 表示有效日期时间范围的结束
  44. // 字符串格式为 "YYYY-MM-DD hh:mm"
  45. end: {
  46. type: String,
  47. default: '2300-1-1 00:00'
  48. },
  49. // 表示选择器的粒度,有效值:year | month | day | hour | minute
  50. fields: {
  51. type: String,
  52. default: 'minute'
  53. },
  54. // 默认值
  55. // 字符串格式为 "YYYY-MM-DD hh:mm"
  56. defaultValue: {
  57. type: String,
  58. default: ''
  59. }
  60. },
  61. /**
  62. * 数据
  63. */
  64. data() {
  65. return {
  66. range: [],
  67. value: [],
  68. dateStr: '', // 最终显示的字符串
  69. dtStart: null, // 有效范围开始
  70. dtEnd: null, // 有效范围结束
  71. };
  72. },
  73. /**
  74. * 监听数据
  75. */
  76. watch: {
  77. // 默认值
  78. defaultValue() {
  79. // 设置默认值
  80. this.setDefaultValue();
  81. }
  82. },
  83. /**
  84. * 组件初次加载完成
  85. */
  86. mounted() {
  87. // 有效日期开始和结束
  88. let start = this.start;
  89. let end = this.end;
  90. // 验证是否是有效的开始和结束日期
  91. if(!utils.isString(this.start)) {
  92. console.log('开始日期需为String类型,格式为 "YYYY-MM-DD hh:mm"');
  93. start = '1970-1-1 00:00';
  94. }
  95. if(!utils.isString(this.start)) {
  96. console.log('结束日期需为String类型,格式为 "YYYY-MM-DD hh:mm"');
  97. start = '2300-1-1 00:00';
  98. }
  99. // 将开始日期和结束日期转为 Date
  100. let dtStart = utils.formatDate(start).dt;
  101. let dtEnd = utils.formatDate(end).dt;
  102. // 判断有效日期结束是否大于有效日期开始,如果不是,则将有效日期结束修改为有效日期开始往后300年
  103. if (dtEnd <= dtStart) {
  104. dtEnd = utils.formatDate(start).dt;
  105. dtEnd.setFullYear(dtStart.getFullYear() + 300);
  106. dtEnd.setDate(dtEnd.getDate() - 1);
  107. }
  108. // 更新开始日期和结束日期
  109. this.dtStart = dtStart;
  110. this.dtEnd = dtEnd;
  111. // 设置默认值
  112. this.setDefaultValue();
  113. },
  114. /**
  115. * 方法
  116. */
  117. methods: {
  118. /**
  119. * 确认选择
  120. */
  121. change(event) {
  122. let year, month, day, hour, minute;
  123. if(this.fields == 'year') {
  124. year = this.range[0][this.value[0]].number; // 年
  125. let dtStr = `${year}`;
  126. this.setDateStr(dtStr);
  127. this.$emit('change', utils.formatDate(dtStr));
  128. return;
  129. }
  130. else if(this.fields == 'month') {
  131. year = this.range[0][this.value[0]].number; // 年
  132. month = this.range[1][this.value[1]].number; // 月
  133. let dtStr = `${year}-${month}`;
  134. this.setDateStr(dtStr);
  135. this.$emit('change', utils.formatDate(dtStr));
  136. return;
  137. }
  138. else if(this.fields == 'day') {
  139. year = this.range[0][this.value[0]].number; // 年
  140. month = this.range[1][this.value[1]].number; // 月
  141. day = this.range[2][this.value[2]].number; // 日
  142. let dtStr = `${year}-${month}-${day}`;
  143. this.setDateStr(dtStr);
  144. this.$emit('change', utils.formatDate(dtStr));
  145. return;
  146. }
  147. else if(this.fields == 'hour') {
  148. year = this.range[0][this.value[0]].number; // 年
  149. month = this.range[1][this.value[1]].number; // 月
  150. day = this.range[2][this.value[2]].number; // 日
  151. hour = this.range[3][this.value[3]].number; // 时
  152. day = this.range[2][this.value[2]].number; // 日
  153. let dtStr = `${year}-${month}-${day} ${hour}`;
  154. this.setDateStr(dtStr);
  155. this.$emit('change', utils.formatDate(dtStr));
  156. return;
  157. }
  158. else if(this.fields == 'minute') {
  159. year = this.range[0][this.value[0]].number; // 年
  160. month = this.range[1][this.value[1]].number; // 月
  161. day = this.range[2][this.value[2]].number; // 日
  162. hour = this.range[3][this.value[3]].number; // 时
  163. minute = this.range[4][this.value[4]].number; // 分
  164. let dtStr = `${year}-${month}-${day} ${hour}:${minute}`;
  165. this.setDateStr(dtStr);
  166. this.$emit('change', utils.formatDate(dtStr));
  167. return;
  168. }
  169. },
  170. /**
  171. * 设置显示的值
  172. * @param {Date|String} date 日期字符串或日期对象
  173. */
  174. setDateStr(date) {
  175. let dt = utils.formatDate(date);
  176. if(this.fields == 'year') {
  177. this.dateStr = `${dt.YYYY}年`;
  178. return;
  179. }
  180. if(this.fields == 'month') {
  181. this.dateStr = `${dt.YYYY}年${dt.M}月`;
  182. return;
  183. }
  184. if(this.fields == 'day') {
  185. this.dateStr = `${dt.YYYY}-${dt.M}-${dt.D}`;
  186. return;
  187. }
  188. if(this.fields == 'hour') {
  189. this.dateStr = `${dt.YYYY}年${dt.M}月${dt.D}日 ${dt.h}时`;
  190. return;
  191. }
  192. this.dateStr = `${dt.YYYY}年${dt.M}月${dt.D}日 ${dt.h}时${dt.m}分`;
  193. },
  194. /**
  195. * 设置年数据
  196. */
  197. setYearData() {
  198. // 有效日期
  199. let yearStart = this.dtStart.getFullYear();
  200. let yearEnd = this.dtEnd.getFullYear();
  201. // 年
  202. let years = [];
  203. for (let year = yearStart; year <= yearEnd; year++) {
  204. let item = {
  205. number: year,
  206. text: `${year}年`,
  207. };
  208. years.push(item);
  209. }
  210. this.range.splice(0, 1, years);
  211. },
  212. /**
  213. * 设置月数据
  214. * @param {Number} year 年
  215. */
  216. setMonthData(year) {
  217. // 有效日期
  218. let yearStart = this.dtStart.getFullYear();
  219. let monthStart = this.dtStart.getMonth() + 1;
  220. let yearEnd = this.dtEnd.getFullYear();
  221. let monthEnd = this.dtEnd.getMonth() + 1;
  222. // 月
  223. let months = [];
  224. let monthStartIndex = year == yearStart ? monthStart : 1;
  225. let monthEndIndex = year == yearEnd ? monthEnd : 12;
  226. for (let month = monthStartIndex; month <= monthEndIndex; month++) {
  227. let item = {
  228. number: month,
  229. text: `${month}月`,
  230. };
  231. months.push(item);
  232. }
  233. this.range.splice(1, 1, months);
  234. },
  235. /**
  236. * 设置日数据
  237. * @param {Number} year 年
  238. * @param {Number} month 月
  239. */
  240. setDayData(year, month) {
  241. // 有效日期
  242. let yearStart = this.dtStart.getFullYear();
  243. let monthStart = this.dtStart.getMonth() + 1;
  244. let dayStart = this.dtStart.getDate();
  245. let yearEnd = this.dtEnd.getFullYear();
  246. let monthEnd = this.dtEnd.getMonth() + 1;
  247. let dayEnd = this.dtEnd.getDate();
  248. // 日
  249. let days = [];
  250. let dayStartIndex = year == yearStart && month == monthStart ? dayStart : 1;
  251. let dayEndIndex;
  252. if(year == yearEnd && month == monthEnd) {
  253. dayEndIndex = dayEnd;
  254. } else {
  255. dayEndIndex = (new Date(year, month, 0)).getDate();
  256. }
  257. for (let day = dayStartIndex; day <= dayEndIndex; day++) {
  258. let item = {
  259. number: day,
  260. text: `${day}日`,
  261. };
  262. days.push(item);
  263. }
  264. this.range.splice(2, 1, days);
  265. },
  266. /**
  267. * 设置时数据
  268. * @param {Number} year 年
  269. * @param {Number} month 月
  270. * @param {Number} day 日
  271. */
  272. setHourData(year, month, day) {
  273. // 有效日期
  274. let yearStart = this.dtStart.getFullYear();
  275. let monthStart = this.dtStart.getMonth() + 1;
  276. let dayStart = this.dtStart.getDate();
  277. let hourStart = this.dtStart.getHours();
  278. let yearEnd = this.dtEnd.getFullYear();
  279. let monthEnd = this.dtEnd.getMonth() + 1;
  280. let dayEnd = this.dtEnd.getDate();
  281. let hourEnd = this.dtEnd.getHours();
  282. // 时
  283. let hours = [];
  284. let hourStartIndex = year == yearStart && month == monthStart && day == dayStart ? hourStart : 0;
  285. let hourEndIndex = year == yearEnd && month == monthEnd && day == dayEnd ? hourEnd : 23;
  286. for (let hour = hourStartIndex; hour <= hourEndIndex; hour++) {
  287. let item = {
  288. number: hour,
  289. text: `${hour}时`,
  290. };
  291. hours.push(item);
  292. }
  293. this.range.splice(3, 1, hours);
  294. },
  295. /**
  296. * 设置分数据
  297. * @param {Number} year 年
  298. * @param {Number} month 月
  299. * @param {Number} day 日
  300. * @param {Number} hour 时
  301. */
  302. setMinuteData(year, month, day, hour) {
  303. // 有效日期
  304. let yearStart = this.dtStart.getFullYear();
  305. let monthStart = this.dtStart.getMonth() + 1;
  306. let dayStart = this.dtStart.getDate();
  307. let hourStart = this.dtStart.getHours();
  308. let minuteStart = this.dtStart.getMinutes();
  309. let yearEnd = this.dtEnd.getFullYear();
  310. let monthEnd = this.dtEnd.getMonth() + 1;
  311. let dayEnd = this.dtEnd.getDate();
  312. let hourEnd = this.dtEnd.getHours();
  313. let minuteEnd = this.dtEnd.getMinutes();
  314. // 分
  315. let minutes = [];
  316. let minuteStartIndex = year == yearStart && month == monthStart && day == dayStart && hour == hourStart ? minuteStart : 0;
  317. let minuteEndIndex = year == yearEnd && month == monthEnd && day == dayEnd && hour == hourEnd ? minuteEnd : 59;
  318. for(let minute = minuteStartIndex; minute <= minuteEndIndex; minute++) {
  319. let item = {
  320. number: minute,
  321. text: `${minute}分`,
  322. }
  323. minutes.push(item);
  324. }
  325. this.range.splice(4, 1, minutes);
  326. },
  327. /**
  328. * 设置默认值
  329. */
  330. setDefaultValue() {
  331. // 默认日期
  332. let dtDefault;
  333. // 开始日期和结束日期
  334. let dtStart = this.dtStart;
  335. let dtEnd = this.dtEnd;
  336. // 判断是否传了默认日期
  337. // 传了默认日期,格式化默认日期为日期对象
  338. if(this.defaultValue) {
  339. dtDefault = utils.formatDate(this.defaultValue).dt;
  340. }
  341. // 如果没有传默认日期,将默认日期设置为当前日期
  342. else {
  343. dtDefault = new Date();
  344. }
  345. // 如果默认日期不在有效日期范围内,设置默认日期为有效日期开始值
  346. if (dtDefault < dtStart || dtDefault > dtEnd) {
  347. dtDefault = dtStart;
  348. }
  349. // 更新 dateStr
  350. if(this.defaultValue) this.setDateStr(dtDefault);
  351. // 默认值相关数据
  352. let dfYear = dtDefault.getFullYear();
  353. let dfMonth = dtDefault.getMonth() + 1;
  354. let dfDay = dtDefault.getDate();
  355. let dfHour = dtDefault.getHours();
  356. let dfMinute = dtDefault.getMinutes();
  357. // 设置年数据
  358. this.setYearData();
  359. // 设置 Year 这一列的 value 值
  360. let yearIndex = this.range[0].findIndex(year => {
  361. return dfYear == year.number;
  362. });
  363. this.value.splice(0, 1, yearIndex >= 0 ? yearIndex : 0);
  364. // 设置月数据
  365. if(this.fields == 'year') return;
  366. this.setMonthData(dfYear);
  367. // 设置 Month 这一列的 value 值
  368. let monthIndex = this.range[1].findIndex(month => {
  369. return dfMonth == month.number;
  370. });
  371. this.value.splice(1, 1, monthIndex >=0 ? monthIndex : 0);
  372. // 设置日数据
  373. if(this.fields == 'month') return;
  374. this.setDayData(dfYear, dfMonth);
  375. // 设置 Day 这一列的 value 值
  376. let dayIndex = this.range[2].findIndex(day => {
  377. return dfDay == day.number;
  378. });
  379. this.value.splice(2, 1, dayIndex >=0 ? dayIndex : 0);
  380. // 设置时数据
  381. if(this.fields == 'day') return;
  382. this.setHourData(dfYear, dfMonth, dfDay);
  383. // 设置 Hour 这一列的 value 值
  384. let hourIndex = this.range[3].findIndex(hour => {
  385. return dfHour == hour.number;
  386. });
  387. this.value.splice(3, 1, hourIndex >=0 ? hourIndex : 0);
  388. // 设置分数据
  389. if(this.fields == 'hour') return;
  390. this.setMinuteData(dfYear, dfMonth, dfDay, dfHour);
  391. // 设置 Minute 这一列的 value 值
  392. let minuteIndex = this.range[4].findIndex(minute => {
  393. return dfMinute == minute.number;
  394. });
  395. this.value.splice(4, 1, minuteIndex >=0 ? minuteIndex : 0);
  396. },
  397. /**
  398. * 某一列的值改变时触发
  399. * @param {Number} event.detail.column 表示改变了第几列(下标从0开始)
  400. * @param {Number} event.detail.value 表示变更值的下标
  401. */
  402. columnchange(event) {
  403. let columnIndex = event.detail.column; // 改变的列的下标
  404. let valueIndex = event.detail.value; // 变更值的下标
  405. // 更新改变列的 value
  406. this.value.splice(columnIndex, 1, valueIndex);
  407. // 改变年要更新月数据
  408. if(this.fields == 'year') return;
  409. if (columnIndex == 0) {
  410. // 当前选择的月
  411. let monthBeforeUpdate = this.range[1][this.value[1]];
  412. // 更新月数据
  413. this.setMonthData(this.range[0][this.value[0]].number);
  414. // 更新 Month Value
  415. let monthIndex = this.range[1].findIndex(month => {
  416. return month.number == monthBeforeUpdate.number;
  417. });
  418. this.value.splice(1, 1, monthIndex >= 0 ? monthIndex : 0);
  419. }
  420. // 改变年、月都要更新日数据
  421. if(this.fields == 'month') return;
  422. if (columnIndex == 0 || columnIndex == 1) {
  423. // 当前选择的日
  424. let dayBeforeUpdate = this.range[2][this.value[2]];
  425. // 更新日数据
  426. this.setDayData(this.range[0][this.value[0]].number, this.range[1][this.value[1]].number);
  427. // 更新 Day Value
  428. let dayIndex = this.range[2].findIndex(day => {
  429. return day.number == dayBeforeUpdate.number;
  430. });
  431. this.value.splice(2, 1, dayIndex >= 0 ? dayIndex : 0);
  432. }
  433. // 改变年、月、日都要更新时数据
  434. if(this.fields == 'day') return;
  435. if (columnIndex == 0 || columnIndex == 1 || columnIndex == 2) {
  436. // 当前选择的时
  437. let hourBeforeUpdate = this.range[3][this.value[3]];
  438. // 更新时数据
  439. this.setHourData(this.range[0][this.value[0]].number, this.range[1][this.value[1]].number, this.range[2][this.value[2]].number);
  440. // 更新 Hour Value
  441. let hourIndex = this.range[3].findIndex(hour => {
  442. return hour.number == hourBeforeUpdate.number;
  443. });
  444. this.value.splice(3, 1, hourIndex >= 0 ? hourIndex : 0);
  445. }
  446. // 当前选择的分
  447. if(this.fields == 'hour') return;
  448. let minuteBeforeUpdate = this.range[4][this.value[4]];
  449. // 更新分数据
  450. this.setMinuteData(this.range[0][this.value[0]].number, this.range[1][this.value[1]].number, this.range[2][this.value[2]].number, this.range[3][this.value[3]].number);
  451. // 更新 Minute Value
  452. let minuteIndex = this.range[4].findIndex(minute => {
  453. return minute.number == minuteBeforeUpdate.number;
  454. });
  455. this.value.splice(4, 1, minuteIndex >= 0 ? minuteIndex : 0);
  456. },
  457. }
  458. };
  459. </script>
  460. <style lang="scss" scoped>
  461. .content {
  462. text-align: right;
  463. }
  464. .placeholder {
  465. color: #949596;
  466. }
  467. </style>