improvement: 已做题数计算修改

src/pages/index/index.vue

@@ -147,10 +147,13 @@ export default {
       ]
     },
     finishCount() {
-      return this.questionList.reduce((accumulator, currentValue) => {
-        if (currentValue.submitStatus) accumulator++
-        return accumulator
-      }, 0)
+      this.questionList[this.questionWarehouseId].reduce(
+        (accumulator, currentValue) => {
+          if (currentValue.submitStatus) accumulator++
+          return accumulator
+        },
+        0
+      )
     },
     examText() {
       return this.info.cardId ? '/' + this.info.totalExam : '题库进阶练习'