缺少产线时间冲突爆红问题

klp-ui/src/views/wms/productionLine/GanttChartEcharts.vue

@@ -0,0 +1,181 @@
+<template>
+  <div ref="ganttChart" class="echarts-gantt-wrapper" style="width:100%;height:320px;"></div>
+</template>
+
+<script>
+import * as echarts from 'echarts';
+const colorList = [
+  '#409EFF', '#67C23A', '#E6A23C', '#F56C6C', '#909399',
+  '#13C2C2', '#B37FEB', '#FF85C0', '#36CBCB', '#FFC53D'
+];
+function getColor(lineId, orderId, idx) {
+  if (!lineId) return colorList[idx % colorList.length];
+  const base = Math.abs(Number(lineId)) % colorList.length;
+  if (!orderId) return colorList[base];
+  return colorList[(base + Math.abs(Number(orderId)) % colorList.length) % colorList.length];
+}
+export default {
+  name: 'GanttChartEcharts',
+  props: {
+    tasks: {
+      type: Array,
+      default: () => []
+    }
+  },
+  data() {
+    return {
+      chart: null
+    };
+  },
+  watch: {
+    tasks: {
+      handler() {
+        this.renderChart();
+      },
+      deep: true
+    }
+  },
+  mounted() {
+    this.renderChart();
+    window.addEventListener('resize', this.resizeChart);
+  },
+  beforeDestroy() {
+    if (this.chart) this.chart.dispose();
+    window.removeEventListener('resize', this.resizeChart);
+  },
+  methods: {
+    renderChart() {
+      if (!this.$refs.ganttChart) return;
+      if (this.chart) this.chart.dispose();
+      this.chart = echarts.init(this.$refs.ganttChart);
+      if (!this.tasks || this.tasks.length === 0) {
+        this.chart.clear();
+        return;
+      }
+      // 处理数据，兼容多种字段名，保证任务名唯一
+      const taskData = this.tasks.map((item, idx) => {
+        const name = (item.remark || item.taskName || item.productName || item.name || `任务${idx+1}`) + (item.productName ? `-${item.productName}` : '');
+        const start = item.startDate || item.start_time || item.start || item.start_date;
+        const end = item.endDate || item.end_time || item.end || item.end_date;
+        return {
+          name,
+          value: [start, end],
+          itemStyle: {
+            color: getColor(item.lineId, item.orderId, idx),
+            borderRadius: 6
+          },
+          lineId: item.lineId,
+          orderId: item.orderId,
+          productId: item.productId,
+          quantity: item.quantity,
+          startDate: start,
+          endDate: end
+        };
+      });
+      // Y轴任务名
+      const yData = taskData.map(d => d.name);
+      // X轴时间范围
+      const minDate = Math.min(...taskData.map(d => new Date(d.value[0]).getTime()));
+      const maxDate = Math.max(...taskData.map(d => new Date(d.value[1]).getTime()));
+      // 自动调整时间轴范围，避免跨度过大导致任务条重叠
+      const oneMonth = 30 * 24 * 3600 * 1000;
+      let xMin = minDate - oneMonth;
+      let xMax = maxDate + oneMonth;
+      // 如果跨度大于一年，仍然只扩展一个月
+      // 如果跨度小于一个月，最小跨度为两个月
+      if (xMax - xMin < 2 * oneMonth) {
+        xMax = xMin + 2 * oneMonth;
+      }
+      console.log(taskData);
+      
+      // 配置
+      const option = {
+        tooltip: {
+          confine: true,
+          formatter: params => {
+            const d = Array.isArray(params.data) ? params.data[3] : params.data;
+            return `任务：${d.name}` +
+              `<br/>开始：${d.startDate}` +
+              `<br/>结束：${d.endDate}` +
+              `<br/>日产能：${d.capacity != null ? d.capacity : d.capacity || ''}` +
+              `<br/>总产能：${d.totalCapacity != null ? d.totalCapacity : d.total_capacity || ''}` +
+              `<br/>目标生产：${d.planQuantity != null ? d.planQuantity : d.plan_quantity || ''}` +
+              `<br/>天数：${d.days != null ? d.days : d.day || ''}` +
+              `<br/>数量：${d.quantity != null ? d.quantity : ''}`;
+          }
+        },
+        grid: { left: 120, right: 40, top: 30, bottom: 80 },
+        xAxis: {
+          type: 'time',
+          min: xMin,
+          max: xMax,
+          axisLabel: {
+            formatter: v => echarts.format.formatTime('yyyy-MM-dd', v),
+            rotate: 45 // 关键：倾斜45度
+          }
+        },
+        yAxis: {
+          type: 'category',
+          data: yData,
+          axisTick: { show: false },
+          axisLine: { show: false },
+          axisLabel: { fontWeight: 'bold' }
+        },
+        series: [{
+          type: 'custom',
+          renderItem: (params, api) => {
+            const categoryIndex = api.value(2);
+            const start = api.coord([api.value(0), categoryIndex]);
+            const end = api.coord([api.value(1), categoryIndex]);
+            const barHeight = 18;
+            const d = Array.isArray(params.data) ? params.data[3] : params.data;
+            // 调试：输出d
+            // console.log('renderItem d:', d);
+            let fillColor = api.style().fill;
+            if (d && d.itemStyle && d.itemStyle.color) {
+              fillColor = d.itemStyle.color;
+            } else if (d && d.name && d.name.indexOf('预览') !== -1) {
+              // 兜底：只要是预览条，强制绿色或红色
+              fillColor = '#67C23A';
+            }
+            return {
+              type: 'rect',
+              shape: {
+                x: start[0],
+                y: start[1] - barHeight / 2,
+                width: end[0] - start[0],
+                height: barHeight,
+                r: 6
+              },
+              style: {
+                ...api.style(),
+                fill: fillColor
+              }
+            };
+          },
+          encode: {
+            x: [0, 1],
+            y: 2
+          },
+          data: taskData.map((d, i) => [d.value[0], d.value[1], i, d]),
+          itemStyle: {
+            borderRadius: 6
+          }
+        }]
+      };
+      this.chart.setOption(option);
+    },
+    resizeChart() {
+      if (this.chart) this.chart.resize();
+    }
+  }
+};
+</script>
+
+<style>
+.echarts-gantt-wrapper {
+  width: 100%;
+  min-height: 220px;
+  background: #fff;
+}
+</style>