refactor: reduce complexity

Author: Seli0303

src/fragments/forms/map-form/components/optimization/components/optimization-import/optimization-import.js

@@ -116,11 +116,6 @@ export default {
         this.$emit('failedToImportFile')
       }
     },
-    /**
-     * Parse csv file
-     * @param fileContent
-     * @returns {{newJobs: *[], newVehicles: *[]}}
-     */
     parseCsvFile(fileContent) {
       let newJobs = []
       let newVehicles = []
@@ -171,21 +166,9 @@ export default {
       let newSkills = []
 
       if (this.expectedData === 'jobs') {
-        for (const j of parsedJson) {
-          try {
-            newJobs.push(Job.fromObject(j))
-          } catch {
-            this.showError(this.$t('optimizationImport.notValid') + this.$t('optimization.jobs'),)
-          }
-        }
+        newJobs = this.parseJsonObjects(parsedJson, newJobs, Job, 'jobs')
       } else if (this.expectedData === 'vehicles') {
-        for (const v of parsedJson) {
-          try {
-            newVehicles.push(Vehicle.fromObject(v))
-          } catch {
-            this.showError(this.$t('optimizationImport.notValid') + this.$t('optimization.vehicles'),)
-          }
-        }
+        newVehicles = this.parseJsonObjects(parsedJson, newVehicles, Vehicle, 'vehicles')
       } else if (this.expectedData === 'skills') {
         for (const s of parsedJson) {
           try {
@@ -197,7 +180,16 @@ export default {
       }
       return {newJobs, newVehicles, newSkills}
     },
-
+    parseJsonObjects(parsedJson, newObjects, ObjectClass, item) {
+      for (const j of parsedJson) {
+        try {
+          newObjects.push(ObjectClass.fromObject(j))
+        } catch {
+          this.showError(this.$t('optimizationImport.notValid') + this.$t(`optimization.${item}`),)
+        }
+      }
+      return newObjects
+    },
     // save jobs from pasted JSON and return error if not a valid JSON
     savePastedJson() {
       try {