ad: 增加原生支付宝小程序接入文档

docs/uni-ad/ad-alipay-native.md

+## uni-ad支持支付宝小程序广告
+
+1. 开通方式
+
+uni-ad由开发者在DCloud网站[uniad.dcloud.net.cn](https://uniad.dcloud.net.cn)申请，开发者与DCloud开票结算
+
+2. 引入插件
+
+使用小程序所属支付宝主账号登录，在能力中心订购：
+
+[https://business.alipay.com/page/fw-market/home/detail/AM010401000000140190](https://business.alipay.com/page/fw-market/home/detail/AM010401000000140190)
+
+
+`app.json` 文件中引入广告插件
+
+```json
+{
+  "usingComponents": {
+    "uni-ad": "plugin://uni-ad/ad"
+  },
+  "plugins": {
+    "uni-ad": {
+      "version": "1.0.2",
+      "provider": "2021004169623603"
+    }
+  }
+}
+```
+
+3. 接入示例
+
+`adpid` 属性为广告位id，在 [uni-ad web控制台](https://uniad.dcloud.net.cn/) 中可找到
+
+### 信息流广告/Banner
+
+```html
+<uni-ad adpid="" onLoad="onAdLoad" onError="onAdError" onClose="onAdClose"></uni-ad>
+```
+
+```js
+Page({
+  onLoad(query) {
+  },
+  onAdLoad(e) {
+    console.log('onAdLoad', e)
+  },
+  onAdClose(e) {
+    console.log('onAdClose', e)
+  },
+  onAdError(e) {
+    console.log('onAdError', e)
+  }
+});
+
+```
+
+
+### 激励视频广告
+
+```html
+<view class="ad-page">
+  <uni-ad adpid="" ref="handleRef" onLoad="onAdLoad" onError="onAdError" onClose="onAdClose"></uni-ad>
+  <button onTap="showAd">显示激励视频广告</button>
+</view>
+```
+
+```js
+Page({
+  onLoad(query) {
+  },
+  handleRef(ref) {
+    this.adRef = ref;
+  },
+  onAdLoad(e) {
+    console.log('onAdLoad', e)
+  },
+  onAdClose(e) {
+    console.log('onAdClose', JSON.stringify(e))
+  },
+  onAdError(e) {
+    console.log('onAdError', JSON.stringify(e))
+  },
+  showAd() {
+    this.adRef.show();
+  }
+});
+```
+
+
+### 插屏广告
+
+```html
+<view class="ad-page">
+  <uni-ad adpid="" ref="handleRef" onLoad="onAdLoad" onError="onAdError" onClose="onAdClose"></uni-ad>
+  <button onTap="showAd">显示插屏广告</button>
+</view>
+```
+
+```js
+Page({
+  onLoad(query) {
+  },
+  handleRef(ref) {
+    this.adRef = ref;
+  },
+  onAdLoad(e) {
+    console.log('onAdLoad', e)
+  },
+  onAdClose(e) {
+    console.log('onAdClose', JSON.stringify(e))
+  },
+  onAdError(e) {
+    console.log('onAdError', JSON.stringify(e))
+  },
+  showAd() {
+    this.adRef.show();
+  }
+});
+```
+
+### 全屏广告
+
+```html
+<view class="ad-page">
+  <uni-ad adpid="" ref="handleRef" onLoad="onAdLoad" onError="onAdError" onClose="onAdClose"></uni-ad>
+  <button onTap="showAd">显示全屏广告</button>
+</view>
+```
+
+```js
+Page({
+  onLoad(query) {
+  },
+  handleRef(ref) {
+    this.adRef = ref;
+  },
+  onAdLoad(e) {
+    console.log('onAdLoad', e)
+  },
+  onAdClose(e) {
+    console.log('onAdClose', JSON.stringify(e))
+  },
+  onAdError(e) {
+    console.log('onAdError', JSON.stringify(e))
+  },
+  showAd() {
+    this.adRef.show();
+  }
+});
+```