wx-yunyubang-miniprogram/pages/member/member.vue

<template>
	<view class="content">
		<view class="memberBanner">
			<image mode="widthFix" src="../../static/member_01.jpg"></image>
		</view>
		<view class="memberBanner">
			<image mode="widthFix" src="../../static/member_02.jpg"></image>
		</view>
		<view class="memberBanner">
			<image mode="widthFix" src="../../static/member_03.jpg"></image>
		</view>
		<view class="memberBanner">
			<image mode="widthFix" src="../../static/member_04.jpg"></image>
		</view>
		<view class="joinBox" @click="open"><button>加入会员</button></view>
		<view class="shareIcon" @click="shareOpen" v-if="user_info.promotion == 1">
			<image src="../../static/share.png"></image>
		</view>
		<uni-popup ref="popup" :mask-click="false" type="bottom" class="popBox">
			<view class="memberPop">
				<image class="i_close" @click="close" src="../../static/details_close@2x.png"></image>
				<view class="title">购会员，享特权</view>
				<view class="cardOuter">
					<view v-for="(i, k) in packages" :class="{cur: cardActive == k, cardCol: true}" @click="cardActive = k">
						<view>{{i.name}}</view>
						<view class="cardTit">{{i.price}}元</view>
					</view>
					<!-- <view :class="{cur: cardActive == 1, cardCol: true}" @click="cardActive = 1">
						<view>福利卡</view>
						<view class="cardTit">99元</view>
					</view> -->
				</view>
				<button class="buyNow" @click="goBuy">立即购买</button>
			</view>
		</uni-popup>
		<uni-popup ref="shareCode" :mask-click="true" type="bottom" class="shareBox">
			<view class="codeOuter">
				<view class="shareCon" @click="shareClose">
					<canvas style="width:100%;" :style="{ height: (cropperH-50) + 'px' }" canvas-id="firstCanvas"
						id="firstCanvas"></canvas>
					<!-- <image class="shareBg" mode="widthFix" src="../../static/bg_haibao@2x.png"></image> -->
					<!-- <image class="code" src="../../static/300_qr.png"></image> -->
				</view>
				<view class="shareBott" :style="{display: shareBtnDisplay}">
					<button class="shareCol" @click="shareClose" open-type="share"
						style="border-radius:0;flex:1;">发给朋友</button>
					<button class="shareCol" @click="save" style="border-radius:0;flex:1;">保存相册</button>
				</view>
			</view>
		</uni-popup>

	</view>
</template>

<script>
	let sysInfo = uni.getSystemInfoSync();
	let SCREEN_WIDTH = sysInfo.screenWidth
	let SCREEN_HEIGHT = sysInfo.screenHeight
	import {
		weixin
	} from '../../utils/weixin.js';
	export default {
		data() {
			return {
				cardActive: 0,
				img: '',
				user_info: {
					promotion: ''
				},
				shareBtnDisplay: 'none',
				// 动态的宽高
				cropperW: SCREEN_WIDTH,
				cropperH: SCREEN_HEIGHT,
				packages: [],
			}
		},
		onLoad() {
			weixin.getOpenidInfo(info => {
				this.user_info = info
			})
		},
		onShow() {
			if (this.checkLogin()) {
				this.getPackages()
			}
		},
		onShareAppMessage() {
			return {
				title: '加入会员',
				path: 'pages/member/member?promotion_id=' + this.user_info.id,
				imageUrl: this.img
			}
		},
		methods: {
			shareOpen() {
				uni.showLoading({
					title: '加载中'
				});
				this.$refs.shareCode.open()
				uni.request({
					url: this.baseUrl + '/api/member/get-wxa-qrcode',
					method: 'GET',
					data: {
						path: '',
						scene: this.user_info.id
					},
					success: r => {
						if (r.data.status === 1) {
							uni.getImageInfo({
								src: this.baseUrl + r.data.data, // 二维码
								success: res => {
									let ctx = uni.createCanvasContext('firstCanvas')
									
									// ctx.fillStyle = '#fff';
									// ctx.fillRect(0, 0, 214, 342);
									ctx.drawImage('../../static/bg_haibao@2x.jpg', SCREEN_WIDTH *
										0.1, (SCREEN_HEIGHT - 50 - SCREEN_WIDTH * 0.8 * 1.65) /
										2, SCREEN_WIDTH * 0.8, SCREEN_WIDTH * 0.8 * 1.5);
										
									ctx.drawImage('../../static/bg_haibao1.png', 
									SCREEN_WIDTH *
										0.15, (SCREEN_HEIGHT - SCREEN_WIDTH * 0.6 * 1.65) /
										2, SCREEN_WIDTH * 0.695, SCREEN_WIDTH * 0.6 * 1.5);
										
									ctx.drawImage('../../static/member_01.jpg',
									 SCREEN_WIDTH * 0.15, (SCREEN_HEIGHT - SCREEN_WIDTH * 0.6 * 1.65) /
										2, SCREEN_WIDTH * 0.695, SCREEN_WIDTH * 0.695/ 1.6);										
									
									ctx.font = "22px bold";
									// 设置颜色
									ctx.fillStyle = "#fff";
									// 绘制文字（参数：要写的字，x坐标，y坐标）
									ctx.fillText("会员福利孕产礼包", SCREEN_WIDTH * 0.15, (SCREEN_HEIGHT-SCREEN_WIDTH * 0.8 * 1.5)/2);
									
									ctx.font = "16px bold";
									// 设置颜色
									ctx.fillStyle = "#000";
									// 绘制文字（参数：要写的字，x坐标，y坐标）
									ctx.fillText("专享大礼包", SCREEN_WIDTH * 0.2, (SCREEN_HEIGHT-SCREEN_WIDTH * 0.8 * 1.5)/2+SCREEN_WIDTH * 0.695/ 1.6*1.5);									
									// ctx.beginPath();
									// ctx.arc(SCREEN_WIDTH * 0.62+SCREEN_WIDTH * 0.2*0.5, (SCREEN_HEIGHT -
									// 		50 - SCREEN_WIDTH * 0.8 * 1.5) / 2 + SCREEN_WIDTH *
									// 	0.8 * 1.02+SCREEN_WIDTH * 0.2*0.5, SCREEN_WIDTH * 0.2, 2 * Math.PI);
									// ctx.clip();
									this.circleImg(ctx,res.path, SCREEN_WIDTH * 0.62, (SCREEN_HEIGHT -
											50 - SCREEN_WIDTH * 0.8 * 1.5) / 2 + SCREEN_WIDTH *
										0.8 * 1.05, SCREEN_WIDTH * 0.2/2);
									
									ctx.draw(),
									// r: 半径
									setTimeout(() => {
										uni.canvasToTempFilePath({
											canvasId: 'firstCanvas',
											fileType: 'jpg',
											success: (res) => {
												this.shareBtnDisplay = 'flex'
												uni.hideLoading()
												this.img = res.tempFilePath
											},
										})
									}, 100)
								}
							})
						} else {
							uni.hideLoading()
							this.$refs.shareCode.close()
							this.alert(r.data.msg)
						}
					}
				})
			},
			circleImg: function (ctx, img, x, y, r){
				ctx.save()
				var d = 2 * r;
				var cx = x + r;
				var cy = y + r;
				ctx.arc(cx, cy, r, 0, 2 * Math.PI);
				ctx.clip();
				ctx.drawImage(img, x, y, d, d);
				ctx.restore()
			},	
			shareClose() {
				this.$refs.shareCode.close()
			},
			open() {
				this.$refs.popup.open('top')
				
			},
			close() {
				this.$refs.popup.close()
			},
			goBuy() {
				if (this.checkLogin()) {
					this.$refs.popup.close()
					let package_id = this.packages.length > 0 ? this.packages[this.cardActive].id : 0
					uni.navigateTo({
						url: "../../packages/packageBuy/pages/buyMember/buyMember?package_id=" + package_id
					});
				}
			},
			//保存图片时，h5端不能直接保存，只能通过预览长按保存
			save() {
				let _this = this;
				// #ifdef H5
				uni.previewImage({
					urls: [_this.img]
				})
				// #endif
				// #ifdef APP-PLUS||MP-WEIXIN
				uni.saveImageToPhotosAlbum({
					filePath: _this.img,
					success: function() {
						_this.$refs.shareCode.close()
						_this.alert('保存成功')
					}
				});
				// #endif
			},
			getPackages() {
				this.reqByToken('​/api/member/get-packages', {}, r => {
					this.packages = r
				}, 'GET')
			},
		}
	}
</script>
<style>
	page {
		background: #fff;
		padding-bottom: 160rpx;
	}
</style>
<style lang="scss" scoped>
	.content {
		display: flex;
		flex-direction: column;
		align-items: center;
		justify-content: center;
	}

	.memberBanner {
		display: block;
		width: 100%;

		image {
			display: block;
			width: 100%;
		}
	}

	.joinBox {
		width: 100%;
		padding: 30rpx;
		box-sizing: border-box;
		position: fixed;
		left: 0;
		bottom: 0;
		background: #fff;
		box-shadow: -5rpx 0px 20rpx rgba(0, 0, 0, 0.1);

		button {
			width: 100%;
			height: 100rpx;
			color: #fff;
			font-size: 28rpx;
			text-align: center;
			line-height: 100rpx;
			text-align: center;
			background: #FF578A;
		}
	}

	.popBox {
		background: #fff;
		width: 100%;
	}

	.shareIcon {
		position: fixed;
		width: 136rpx;
		height: 136rpx;
		bottom: 150rpx;
		right: 30rpx;
		z-index: 9;

		image {
			display: block;
			width: 136rpx;
			height: 136rpx;
		}
	}

	.memberPop {
		background: #fff;
		width: 100%;
		position: fixed;
		padding-bottom: 50rpx;
		bottom: 0;
		left: 0;

		.title {
			font-size: 36rpx;
			color: #000;
			text-align: center;
			padding: 25rpx 0;
		}

		.i_close {
			display: block;
			width: 38rpx;
			height: 36rpx;
			position: absolute;
			top: 30rpx;
			right: 30rpx;
		}

		.cardOuter {
			display: flex;
			justify-content:flex-start;
			padding: 20rpx;
			.cardCol {
				width: 224rpx;
				height: 156rpx;
				margin:0 15rpx;
				border-radius: 8rpx;
				box-sizing: border-box;
				border: 2rpx solid #F5DFB5;
				font-size: 28rpx;
				color: #999;
				text-align: center;
				line-height: 2;
				display: flex;
				flex-direction: column;
				justify-content: center;
				align-items: center;
				align-content: center;

				.cardTit {
					color: #333;
					font-size: 32rpx;
					font-weight: 700;
				}
			}

			.cardCol.cur {
				border: 2rpx solid #E40280;
				box-shadow: 0 0 15rpx rgba(228, 2, 128, 0.4);
				color: #FF578A;

				.cardTit {
					color: #FF578A;
				}
			}
		}

		.buyNow {
			width: 500rpx;
			height: 80rpx;
			border-radius: 40rpx;
			color: #fff;
			font-size: 30rpx;
			text-align: center;
			line-height: 80rpx;
			text-align: center;
			background: #FF578A;
			margin: 30rpx auto 0 auto;
		}
	}

	.shareBox {
		background: rgba(0, 0, 0, 0.5);
	}

	.codeOuter {
		width: 100%;
		height: 100vh;
		background: rgba(0, 0, 0, 0.5);
		// padding-top: 13vh;
		box-sizing: border-box;
		position: relative;
	}

	.shareCon {
		// width: 500rpx;
		// margin: 0 auto;
		//position: absolute;
		//top: 45%;
		//left: 50%;
		// transform: translate(-50%, -50%);

		.code {
			width: 300rpx;
			height: 300rpx;
			display: block;
			position: absolute;
			left: 50%;
			margin-left: -150rpx;
			top: 50%;
			margin-top: -150rpx;
		}
	}

	.shareBott {
		position: fixed;
		bottom: 0;
		left: 0;
		width: 100%;
		display: flex;
		justify-content: flex-start;

		.shareCol {
			width: 50%;
			height: 100rpx;
			text-align: center;
			line-height: 100rpx;
			font-size: 30rpx;
			background: #FF578A;
			color: #fff;
		}

		.shareCol:first-child {
			background: #e8e8e8;
			color: #666;
		}
	}
</style>