<template>
    <view class="customer-consumption-preferences">
        <!-- 客群消费偏好标题 -->
        <view class="section-header">
            <text class="section-title">客群消费偏好</text>
        </view>

        <!-- 客群消费偏好图表 -->
        <view class="chart-container">
            <QiunDataCharts type="column" :opts="chartOpts" :chartData="chartData" :canvas2d="true" :inScrollView="true"
                canvasId="customerConsumptionPreferencesChart" :animation="false" :ontap="true" :ontouch="true"
                tooltipFormat="customerConsumptionPreferencesChart" />
        </view>
    </view>
</template>

<script>
import QiunDataCharts from './qiun-data-charts/components/qiun-data-charts/qiun-data-charts.vue'
import request from "@/util/index.js";
import moment from 'moment'

export default {
    components: {
        QiunDataCharts
    },

    data() {
        return {
            // 图表原始数据
            rawData: {
                category: [],
                seriesData: [],
                realData: []
            }
        }
    },

    computed: {
        // 图表数据
        chartData() {
            return {
                categories: this.rawData.category,
                series: [
                    {
                        name: '客单占比',
                        data: this.rawData.seriesData
                    }
                ]
            }
        },

        // 图表配置
        chartOpts() {
            return {
                padding: [15, 15, 15, 15], // 增加底部padding为X轴文字留空间
                dataLabel: false,
                enableScroll: true,
                xAxis: {
                    disableGrid: true,
                    itemCount: 4, // 减少显示数量，避免文字太挤
                },
                yAxis: {
                    data: [{
                        min: 0,
                        title: '%'
                    }]
                },
                legend: {
                    show: true,
                    position: 'bottom',
                    float: 'center',
                    fontSize: 12,
                    fontColor: '#333333',
                    margin: 0,
                    padding: 0,
                    itemGap: 10,
                    textAlign: 'left'
                },
                extra: {
                    column: {
                        type: 'group',
                        width: 8, // 增加柱子宽度
                        activeBgColor: '#000000',
                        activeBgOpacity: 0.08,
                        seriesGap: 20, // 增加柱子间隔
                        barBorderRadius: [4, 4, 0, 0]
                    }
                }
            }
        }
    },

    onReady() {
        this.handleGetCustomerConsumptionPreferencesData()
    },

    methods: {
        // 获取客群消费偏好数据
        async handleGetCustomerConsumptionPreferencesData() {
            const req = {
                ProvinceCode: '530000',
                StatisticsDate: moment().subtract(1, 'd').format('YYYY-MM-DD'),
                ServerpartId: "" // 暂时为空，如果需要传入服务区ID可以在这里添加
            }

            const data = await this.getBusinessTradeRevenue(req);

            // 处理数据
            this.processChartData(data.Result_Data)
        },

        // 发起API请求获取业态客单偏好数据
        async getBusinessTradeRevenue(params) {
            const data = await request.$webGet(
                "CommercialApi/Revenue/GetBusinessTradeRevenue",
                params
            );
            return data || {}
        },

        // 处理图表数据
        processChartData(data) {
            let category = []
            let seriesData = []
            let realData = []

            // 处理数据：获取业态客单偏好数据
            if (data.BusinessTradeRank && data.BusinessTradeRank.length > 0) {
                let list = data.BusinessTradeRank.slice(0, 10) // 只取前10条
                list.forEach((item) => {
                    category.push(item.name)
                    seriesData.push(Number(item.value))
                    realData.push(item.value)
                })
            }

            // 更新图表数据
            this.rawData = {
                category: category,
                seriesData: seriesData,
                realData: realData
            }
        },

    }
}
</script>

<style scoped lang="less">
@primary-color: #46B8F3;
@secondary-color: #3CD495;
@danger-color: #FF5E5E;
@success-color: #52C41A;
@text-primary: #333;
@text-secondary: #666;
@text-light: #999;
@bg-white: #ffffff;
@border-radius: 16rpx;
@shadow: 0 4px 20px rgba(0, 0, 0, 0.08);

.customer-consumption-preferences {
    margin-top: 24rpx;

    .section-header {
        display: flex;
        align-items: center;
        margin-bottom: 20rpx;
        padding: 0 8rpx;

        .section-title {
            font-size: 30rpx;
            font-weight: 600;
            color: @text-primary;
        }
    }

    .chart-container {
        background: @bg-white;
        border-radius: @border-radius;
        padding: 24rpx;
        box-shadow: @shadow;
        margin-bottom: 24rpx;
        width: 100%;
        box-sizing: border-box;
        height: 400rpx;
    }
}
</style>