Task 资产折旧计算

src/views/sunVillage_info/fixedAssetsAdd.vue

@@ -209,7 +209,7 @@
 
            <van-field label="净残值（元）" input-align="right" :border="false">
              <template #input>
-               <van-stepper v-model="form.netSalvage" input-width="100" min="0.00" :decimal-length="2" @change="changeNetSalvage" />
+               <van-stepper v-model="form.netSalvage" input-width="100" min="0.00" :decimal-length="2" @changexxx="changeNetSalvage" />
              </template>
            </van-field>
 
@@ -262,7 +262,12 @@
                <van-stepper v-model="form.depreciationYears" input-width="100" min="0" @change="changeDepreciationYears" />
              </template>
            </van-field>
-           <van-field readonly v-model="form.depreciationValue" label="累计折旧(元)" placeholder="0" input-align="right" :border="false" @change="changeDepreciationValue" />
+           <van-field readonly v-model="form.depreciationValue" label="累计折旧(元)" placeholder="0" input-align="right" :border="false" @change="changeDepreciationValue"
+           >
+             <template #button>
+               <van-button size="small" type="primary" round @click="calcDepreciationValue" native-type="button">重新计算</van-button>
+             </template>
+           </van-field>
          </div>
 
          <div style="margin: 16px auto;width: 50%;">
@@ -282,7 +287,6 @@
          minDate:new Date(1900,1,1),
          applicationList:[],
          applicationListSecond:[],
-         assetStatusOptions:[],
          form:{
            assetType:'151001',
            operationType:'1',
@@ -433,18 +437,42 @@
        },
        // 累计折旧变动监听
        changeDepreciationValue(val) {
-         if (this.form.originalValue != null) {
-           // 净值 = 原值-累计折旧
-           this.form.netValue = this.form.originalValue - val;
-         }
+         if (val == null)
+           return;
+
+         // 每期折旧额 = (原值-净残值）/ 预计使用期数
+         let depreciation = this.form.originalValue - this.form.netSalvage;
+         depreciation -= val;
+         let periods = this.form.expectedYears - (this.form.depreciationYears || 0);
+         if(periods > 0 && depreciation > 0)
+           this.form.perYearDepreciationValue = (depreciation / periods).toFixed(2);
+         else
+           this.form.perYearDepreciationValue = 0;
+
+         // 净值 = 原值-累计折旧
+         this.form.netValue = (this.form.originalValue || 0) - val;
        },
 
        // 残值率变动监听
        changeResidualsRate(val) {
-         if (this.form.originalValue != null) {
-           // 净残值 = 原值*残值率
-           this.form.netSalvage = (this.form.originalValue * val) / 100;
+         if (val == null)
+           return;
+
+         // 净残值 = 原值*残值率
+         this.form.netSalvage = val > 0 ? ((this.form.originalValue * val) / 100).toFixed(2) : 0;
+
+         if (this.form.expectedYears > 0) {
+           // 每期折旧额 = (原值-净残值）/ 预计使用期数
+           let depreciation = this.form.originalValue - (this.form.netSalvage || 0);
+           depreciation -= (this.form.depreciationValue || 0);
+           let periods = this.form.expectedYears - (this.form.depreciationYears || 0);
+           if(periods > 0 && depreciation > 0)
+             this.form.perYearDepreciationValue = (depreciation / periods).toFixed(2);
+           else
+             this.form.perYearDepreciationValue = 0;
          }
+         else
+           this.form.perYearDepreciationValue = 0;
        },
 
        // 净残值变动监听
@@ -458,18 +486,36 @@
 
        // 预计使用年数变动监听
        changeExpectedYears(val) {
-         if (this.form.originalValue != null && this.form.netSalvage != null) {
-           // 每年折旧额:（原值-净残值）/ 预计使用年数
-           this.form.perYearDepreciationValue =
-             (this.form.originalValue - this.form.netSalvage) / val;
-         }
+         if (val == null)
+           return;
+
+         // 每期折旧额 = (原值-净残值）/ 预计使用期数
+         let depreciation = this.form.originalValue - this.form.netSalvage;
+         depreciation -= this.form.depreciationValue;
+         let periods = val - (this.form.depreciationYears || 0);
+         if(periods > 0 && depreciation > 0)
+           this.form.perYearDepreciationValue = (depreciation / periods).toFixed(2);
+         else
+           this.form.perYearDepreciationValue = 0;
        },
 
        // 已折旧年数变动监听
        changeDepreciationYears(val) {
-         if (this.form.perYearDepreciationValue != null) {
-           this.form.depreciationValue = val * this.form.perYearDepreciationValue;
+         if (val == null)
+           return;
+
+         //if(!this.form.depreciationValueManual)
+         {
+           if (this.form.perYearDepreciationValue > 0) {
+             // 累计折旧 = 已折旧期数 * 每期折旧额
+             this.form.depreciationValue = val * this.form.perYearDepreciationValue;
+           }
+           else
+             this.form.depreciationValue = 0;
          }
+
+         // 净值 = 原值-累计折旧
+         this.form.netValue = (this.form.originalValue || 0) - (this.form.depreciationValue || 0);
        },
        onSubmit(){
          addPermanent(this.form).then((response) => {
@@ -480,7 +526,15 @@
              },2000)
            }
          });
-       }
+       },
+       calcDepreciationValue() {
+         this.form.depreciationValue = 0;
+         const depreciationYears = this.form.depreciationYears;
+         this.form.depreciationYears = 0;
+         this.changeOriginalValue(this.form.originalValue);
+         this.form.depreciationYears = depreciationYears;
+         this.changeDepreciationYears(depreciationYears);
+       },
      },
    }
  </script>