From c3f9ced46ecb712cd142f2a64083d35a113da549 Mon Sep 17 00:00:00 2001
From: niunai <colonD.wny@gmail.com>
Date: Mon, 20 Mar 2017 21:59:28 +0800
Subject: [PATCH] add datetimepicker

---
 components.json                               |   3 +-
 docs/examples-docs/datetime-picker.md         |  94 ++++++++
 packages/datetime-picker/CHANGELOG.md         |   8 +
 packages/datetime-picker/README.md            |  26 +++
 packages/datetime-picker/index.js             |   3 +
 packages/datetime-picker/package.json         |  10 +
 .../datetime-picker/src/datetime-picker.vue   | 216 ++++++++++++++++++
 packages/zanui-css/src/picker.css             |  12 +
 src/index.js                                  |   5 +-
 9 files changed, 375 insertions(+), 2 deletions(-)
 create mode 100644 docs/examples-docs/datetime-picker.md
 create mode 100644 packages/datetime-picker/CHANGELOG.md
 create mode 100644 packages/datetime-picker/README.md
 create mode 100644 packages/datetime-picker/index.js
 create mode 100644 packages/datetime-picker/package.json
 create mode 100644 packages/datetime-picker/src/datetime-picker.vue

diff --git a/components.json b/components.json
index 30f219f4b..da3f772d4 100644
--- a/components.json
+++ b/components.json
@@ -34,5 +34,6 @@
   "toast": "./packages/toast/index.js",
   "uploader": "./packages/uploader/index.js",
   "swipe": "./packages/swipe/index.js",
-  "swipe-item": "./packages/swipe-item/index.js"
+  "swipe-item": "./packages/swipe-item/index.js",
+  "datetime-picker": "./packages/datetime-picker/index.js"
 }
diff --git a/docs/examples-docs/datetime-picker.md b/docs/examples-docs/datetime-picker.md
new file mode 100644
index 000000000..f50a2543a
--- /dev/null
+++ b/docs/examples-docs/datetime-picker.md
@@ -0,0 +1,94 @@
+<script>
+export default {
+  data() {
+    return {
+      minHour: 10,
+      maxHour: 20,
+      minDate: new Date()
+    };
+  },
+
+  methods: {
+    handlePickerChange(picker, values) {
+      // picker.setColumnValues(1, citys[values[0]]);
+      console.log(values);
+    },
+    handlePickerCancel() {
+      alert('picker cancel');
+    },
+    handlePickerConfirm() {
+      alert('picker confirm');
+    }
+  }
+};
+</script>
+
+## Picker组件
+
+模仿iOS中的`UIPickerView`。
+
+### 基础用法
+
+:::demo 基础用法
+```html
+<zan-datetime-picker 
+  type="time" 
+  :min-hour="minHour"
+  :max-hour="maxHour"
+  :min-date="minDate"
+  @change="handlePickerChange">  
+</zan-datetime-picker>
+
+<script>
+
+export default {
+  data() {
+    return {
+      minHour: 10,
+      maxHour: 20,
+      minDate: new Date()
+    };
+  },
+
+  methods: {
+    handlePickerChange(picker, values) {
+      picker.setColumnValues(1, citys[values[0]]);
+    }
+  }
+};
+</script>
+```
+:::
+
+
+### API
+
+| 参数       | 说明      | 类型       | 默认值       | 可选值       |
+|-----------|-----------|-----------|-------------|-------------|
+| visibileColumnCount | 每一列可见备选元素的个数 | Number  | 5 |   |
+| itemHeight | 选中元素区高度 | Number  | 44 |   |
+| columns | 对象数组，配置每一列显示的数据 | Array  |  |   |
+| showToolbar | 是否在组件顶部显示一个toolbar | Boolean  | true |   |
+
+### columns
+
+`API`中的`columns`为一个对象数组，数组中的每一个对象配置每一列，每一列有以下`key`：
+
+| key       | 说明      |
+|-----------|-----------|
+| values | 列中对应的备选值 |
+| defaultIndex | 初始选中值的索引，默认为0 |
+| className | 为对应列添加特殊的`class` |
+
+### change事件
+
+在`change`事件中，可以获取到`picker`实例，对`picker`进行相应的更新等操作：
+
+| 函数       | 说明      |
+|-----------|-----------|
+| getColumnValue(index) | 获取对应列中选中的值 |
+| setColumnValue(index, value) | 设置对应列中选中的值 |
+| getColumnValues(index) | 获取对应列中所有的备选值 |
+| setColumnValues(index, values) | 设置对应列中所有的备选值 |
+| getValues() | 获取所有列中被选中的值，返回一个数组 |
+| setValues(values) | `values`为一个数组，设置所有列中被选中的值 |
diff --git a/packages/datetime-picker/CHANGELOG.md b/packages/datetime-picker/CHANGELOG.md
new file mode 100644
index 000000000..e88c472b3
--- /dev/null
+++ b/packages/datetime-picker/CHANGELOG.md
@@ -0,0 +1,8 @@
+## 0.0.2 (2017-01-20)
+
+* 改了bug A
+* 加了功能B
+
+## 0.0.1 (2017-01-10)
+
+* 第一版
diff --git a/packages/datetime-picker/README.md b/packages/datetime-picker/README.md
new file mode 100644
index 000000000..4c6172563
--- /dev/null
+++ b/packages/datetime-picker/README.md
@@ -0,0 +1,26 @@
+# @youzan/<%= name %>
+
+!!! 请在此处填写你的文档最简单描述 !!!
+
+[![version][version-image]][download-url]
+[![download][download-image]][download-url]
+
+[version-image]: http://npm.qima-inc.com/badge/v/@youzan/<%= name %>.svg?style=flat-square
+[download-image]: http://npm.qima-inc.com/badge/d/@youzan/<%= name %>.svg?style=flat-square
+[download-url]: http://npm.qima-inc.com/package/@youzan/<%= name %>
+
+## Demo
+
+## Usage
+
+## API
+
+| 参数       | 说明      | 类型       | 默认值       | 可选值       |
+|-----------|-----------|-----------|-------------|-------------|
+| className | 自定义额外类名 | string  | ''          | ''          |
+
+
+
+
+## License
+[MIT](https://opensource.org/licenses/MIT)
diff --git a/packages/datetime-picker/index.js b/packages/datetime-picker/index.js
new file mode 100644
index 000000000..c6ad7f9b3
--- /dev/null
+++ b/packages/datetime-picker/index.js
@@ -0,0 +1,3 @@
+import DateTimePicker from './src/datetime-picker';
+
+export default DateTimePicker;
diff --git a/packages/datetime-picker/package.json b/packages/datetime-picker/package.json
new file mode 100644
index 000000000..e517e0566
--- /dev/null
+++ b/packages/datetime-picker/package.json
@@ -0,0 +1,10 @@
+{
+  "name": "@youzan/zan-datetime-picker",
+  "version": "0.0.1",
+  "description": "datetime picker component",
+  "main": "./index.js",
+  "author": "niunai <niunai@youzan.com>",
+  "license": "MIT",
+  "devDependencies": {},
+  "dependencies": {}
+}
diff --git a/packages/datetime-picker/src/datetime-picker.vue b/packages/datetime-picker/src/datetime-picker.vue
new file mode 100644
index 000000000..5d36eb3cb
--- /dev/null
+++ b/packages/datetime-picker/src/datetime-picker.vue
@@ -0,0 +1,216 @@
+<template>
+  <zan-picker
+    :columns="columns"
+    :visible-item-count="visibleItemCount"
+    @change="handlePickerChange"
+    @confirm="handlePickerConfirm"
+    showToolbar>
+  </zan-picker>
+</template>
+
+<script>
+import Picker from 'packages/picker';
+
+const allowedType = ['time', 'date', 'datetime'];
+
+export default {
+  name: 'zan-datetime-picker',
+
+  components: {
+    Picker
+  },
+
+  props: {
+    type: {
+      type: String,
+      default: 'datetime',
+      validator(value) {
+        return allowedType.indexOf(value) > -1;
+      }
+    },
+    visibleItemCount: {
+      type: Number,
+      default: 5
+    },
+    minDate: {
+      type: Date,
+      default() {
+        return new Date(new Date().getFullYear() - 10, 0, 1);
+      }
+    },
+    maxDate: {
+      type: Date,
+      default() {
+        return new Date(new Date().getFullYear() + 10, 11, 31);
+      }
+    },
+    minHour: {
+      type: Number,
+      default: 0
+    },
+    maxHour: {
+      type: Number,
+      default: 23
+    },
+    value: null
+  },
+
+  data() {
+    return {
+
+    };
+  },
+
+  watch: {
+    value(val) {
+      this.innerValue = val;
+    }
+  },
+
+  computed: {
+    ranges() {
+      if (this.type === 'time') {
+        return [
+          [this.minHour, this.maxHour],
+          [0, 59]
+        ];
+      }
+debugger
+      const { maxYear, maxDate, maxMonth, maxHour, maxMinute } = this.getBoundary('max', this.innerValue);
+      const { minYear, minDate, minMonth, minHour, minMinute } = this.getBoundary('min', this.innerValue);
+
+      const result = [
+        [minYear, maxYear],
+        [minMonth, maxMonth],
+        [minDate, maxDate],
+        [minHour, maxHour],
+        [minMinute, maxMinute]
+      ];
+
+      if (this.type === 'date') result.splice(3, 2);
+      return result;
+    },
+    columns() {
+      return this.ranges.map(range => {
+        const values = this.times(range[1] - range[0] + 1, index => {
+          const value = range[0] + index;
+          return value < 10 ? `0${value}` : `${value}`;
+        });
+
+        return {
+          values
+        };
+      });
+    }
+  },
+
+  methods: {
+    times(n, iteratee) {
+      let index = -1;
+      const result = Array(n);
+
+      while (++index < n) {
+        result[index] = iteratee(index);
+      }
+      return result;
+    },
+    getBoundary(type, value) {
+      const boundary = this[`${type}Date`];
+      const year = boundary.getFullYear();
+      let month = 1;
+      let date = 1;
+      let hour = 0;
+      let minute = 0;
+
+      if (type === 'max') {
+        month = 12;
+        date = this.getMonthEndDay(value.getFullYear(), value.getMonth() + 1);
+        hour = 23;
+        minute = 59;
+      }
+
+      if (value.getFullYear() === year) {
+        month = boundary.getMonth() + 1;
+        if (value.getMonth() + 1 === month) {
+          date = value.getDate();
+          if (value.getDate() === date) {
+            hour = value.getHours();
+            if (value.getHours() === hour) {
+              minute = value.getMinutes();
+            }
+          }
+        }
+      }
+
+      return {
+        [`${type}Year`]: year,
+        [`${type}Month`]: month,
+        [`${type}Date`]: date,
+        [`${type}Hour`]: hour,
+        [`${type}Minute`]: minute
+      };
+    },
+    getTrueValue(formattedValue) {
+      if (!formattedValue) return;
+      while (isNaN(parseInt(formattedValue, 10))) {
+        formattedValue = formattedValue.slice(1);
+      }
+      return parseInt(formattedValue, 10);
+    },
+    getMonthEndDay(year, month) {
+      if (this.isShortMonth(month)) {
+        return 30;
+      } else if (month === 2) {
+        return this.isLeapYear(year) ? 29 : 28;
+      } else {
+        return 31;
+      }
+    },
+    isLeapYear(year) {
+      return (year % 400 === 0) || (year % 100 !== 0 && year % 4 === 0);
+    },
+    isShortMonth(month) {
+      return [4, 6, 9, 11].indexOf(month) > -1;
+    },
+    handlePickerConfirm(values) {
+      this.$emit('confirm', this.innerValue);
+    },
+    handlePickerChange(picker, values, index) {
+      let value;
+
+      if (this.type === 'time') {
+        value = values.join(':');
+      } else {
+        const year = this.getTrueValue(values[0]);
+        const month = this.getTrueValue(values[1]);
+        const maxDate = this.getMonthEndDay(year, month);
+        let date = this.getTrueValue(values[2]);
+        date = date > maxDate ? maxDate : date;
+        let hour = 0;
+        let minute = 0;
+        if (this.type === 'datetime') {
+          hour = this.getTrueValue(values[3]);
+          minute = this.getTrueValue(values[4]);
+        }
+        value = new Date(year, month - 1, date, hour, minute);
+      }
+      debugger
+      this.innerValue = value;
+      console.log(value);
+      this.$emit('input', value);
+    }
+  },
+
+  created() {
+    this.innerValue = this.value;
+    if (!this.innerValue) {
+      if (this.type.indexOf('date') > -1) {
+        this.innerValue = this.minDate;
+      } else {
+        const minHour = this.minHour;
+        this.innerValue = `${minHour > 10 ? minHour : '0' + minHour}:00`;
+      }
+    }
+  }
+};
+</script>
diff --git a/packages/zanui-css/src/picker.css b/packages/zanui-css/src/picker.css
index 0215ba9ab..45e5edecd 100644
--- a/packages/zanui-css/src/picker.css
+++ b/packages/zanui-css/src/picker.css
@@ -48,6 +48,18 @@
           width: 33.333%;
         }
       }
+
+      @m 4 {
+        .zan-picker-column {
+          width: 25%;
+        }
+      }
+
+      @m 5 {
+        .zan-picker-column {
+          width: 20%;
+        }
+      }
     }
   }
 
diff --git a/src/index.js b/src/index.js
index 4e89c9f92..c6ab99de9 100644
--- a/src/index.js
+++ b/src/index.js
@@ -34,6 +34,7 @@ import Toast from '../packages/toast/index.js';
 import Uploader from '../packages/uploader/index.js';
 import Swipe from '../packages/swipe/index.js';
 import SwipeItem from '../packages/swipe-item/index.js';
+import DatetimePicker from '../packages/datetime-picker/index.js';
 
 const install = function(Vue) {
   if (install.installed) return;
@@ -69,6 +70,7 @@ const install = function(Vue) {
   Vue.component(Uploader.name, Uploader);
   Vue.component(Swipe.name, Swipe);
   Vue.component(SwipeItem.name, SwipeItem);
+  Vue.component(DatetimePicker.name, DatetimePicker);
 };
 
 // auto install
@@ -114,5 +116,6 @@ module.exports = {
   Toast,
   Uploader,
   Swipe,
-  SwipeItem
+  SwipeItem,
+  DatetimePicker
 };