feat(Calendar): render days

src/calendar/index.js

@@ -1,26 +1,77 @@
 import { createNamespace } from '../utils';
 import { isDate } from '../utils/validate/date';
+import { compareMonth } from './utils';
 
 const [createComponent, bem, t] = createNamespace('calendar');
-const now = new Date();
+
+function formatMonthTitle(date) {
+  return t('monthTitle', date.getFullYear(), date.getMonth() + 1);
+}
+
+function getDays(date) {
+  const days = [];
+  const cursor = new Date(date);
+  const placeholderCount = cursor.getDay() === 0 ? 6 : cursor.getDay() - 1;
+
+  for (let i = 1; i <= placeholderCount; i++) {
+    days.push({ day: '' });
+  }
+
+  do {
+    days.push({
+      day: cursor.getDate(),
+      date: new Date(cursor)
+    });
+
+    cursor.setDate(cursor.getDate() + 1);
+  } while (compareMonth(cursor, date) === 0);
+
+  return days;
+}
 
 export default createComponent({
   props: {
     title: String,
     minDate: {
       type: Date,
-      default: () => new Date(now),
+      default: () => new Date(),
       validator: isDate
     },
     maxDate: {
       type: Date,
-      default: () => new Date(now.getFullYear(), now.getMonth() + 6, now.getDate()),
+      default: () => {
+        const now = new Date();
+        return new Date(now.getFullYear(), now.getMonth() + 6, now.getDate());
+      },
       validator: isDate
     }
   },
 
   data() {
-    return {};
+    return {
+      currentDate: this.minDate
+    };
+  },
+
+  computed: {
+    months() {
+      const months = [];
+      const { minDate, maxDate } = this;
+
+      const cursor = new Date(minDate);
+      cursor.setDate(1);
+
+      do {
+        months.push({
+          date: new Date(cursor),
+          days: getDays(cursor)
+        });
+
+        cursor.setMonth(cursor.getMonth() + 1);
+      } while (compareMonth(cursor, maxDate) !== 1);
+
+      return months;
+    }
   },
 
   methods: {
@@ -42,15 +93,35 @@ export default createComponent({
       );
     },
 
-    genMonth() {}
+    genMonthTitle(date) {
+      return <div class={bem('month-title')}>{formatMonthTitle(date)}</div>;
+    },
+
+    genMonth(monthItem, index) {
+      const Title = index !== 0 ? this.genMonthTitle(monthItem.date) : null;
+
+      return (
+        <div class={bem('month')}>
+          {Title}
+          <div class={bem('days')}>
+            {monthItem.days.map(dayItem => (
+              <div class={bem('day')}>{dayItem.day}</div>
+            ))}
+          </div>
+        </div>
+      );
+    }
   },
 
   render() {
     return (
       <div class={bem()}>
-        {this.genTitle()}
-        {this.genWeekDays()}
-        <div class={bem('body')}></div>
+        <div class={bem('header')}>
+          {this.genTitle()}
+          {this.genMonthTitle(this.currentDate)}
+          {this.genWeekDays()}
+        </div>
+        <div class={bem('body')}>{this.months.map(this.genMonth)}</div>
       </div>
     );
   }

src/calendar/index.less

@@ -5,17 +5,25 @@
   flex-direction: column;
   height: 80vh;
 
-  &__title,
-  &__weekdays {
+  &__header {
     flex-shrink: 0;
+    box-shadow: 0 2px 10px rgba(125, 126, 128, .16);
+  }
+
+  &__title,
+  &__month-title {
+    height: 44px;
+    font-weight: @font-weight-bold;
+    line-height: 44px;
+    text-align: center;
   }
 
   &__title {
-    height: 44px;
-    font-weight: @font-weight-bold;
     font-size: @font-size-lg;
-    line-height: 44px;
-    text-align: center;
+  }
+
+  &__month-title {
+    font-size: @font-size-md;
   }
 
   &__weekdays {
@@ -34,4 +42,18 @@
     overflow: auto;
     -webkit-overflow-scrolling: touch;
   }
+
+  &__days {
+    display: flex;
+    flex-wrap: wrap;
+  }
+
+  &__day {
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    width: 14.285%;
+    height: 64px;
+    font-size: @font-size-lg;
+  }
 }

src/calendar/utils.ts

@@ -0,0 +1,12 @@
+export function compareMonth(date1: Date, date2: Date) {
+  const year1 = date1.getFullYear();
+  const year2 = date2.getFullYear();
+  const month1 = date1.getMonth();
+  const month2 = date2.getMonth();
+
+  if (year1 === year2) {
+    return month1 === month2 ? 0 : month1 > month2 ? 1 : -1;
+  }
+
+  return year1 > year2 ? 1 : -1;
+}

src/locale/lang/zh-CN.ts

@@ -12,7 +12,8 @@ export default {
   confirmDelete: '确定要删除么',
   telInvalid: '请填写正确的电话',
   vanCalendar: {
-    weekdays: ['日', '一', '二', '三', '四', '五', '六']
+    weekdays: ['日', '一', '二', '三', '四', '五', '六'],
+    monthTitle: (year: number, month: number) => `${year}年${month}月`
   },
   vanContactCard: {
     addText: '添加联系人'