refactor(task-modal): enhance validation logic for concept tasks to support incomplete data

app/src/plugins/tm@modal/task/z-task-modal.vue

@@ -779,14 +779,21 @@ export default {
       this.$router.replace({ name: this.$route.name });
     },
 
-    async validateAllFields() {
+    async validateAllFields(concept = false) {
-      const employeesValid = await this._validateEmployees();
+      if (concept === false) {
-      const timeblocksValid = await this._validateTimeblocks();
+        const employeesValid = await this._validateEmployees();
+        const timeblocksValid = await this._validateTimeblocks();
 
-      if (!(await this.v$.$validate())) return;
+        if (!(await this.v$.$validate())) return;
-      if (!employeesValid || !timeblocksValid) return;
+        if (!employeesValid || !timeblocksValid) return;
 
-      return true;
+        return true;
+      } else {
+        const employeesValid = await this._validateEmployees();
+        if (!employeesValid) return;
+
+        return true;
+      }
     },
 
     async handleOnRemoveEmployee() {
@@ -799,16 +806,18 @@ export default {
 
     async save(concept = false) {
       this.wasFormValidationTriggered = true;
-      if (!(await this.validateAllFields())) return;
+      if (!(await this.validateAllFields(concept))) return;
 
       this.subtask.description = this.$refs['description'].getHTML();
       this._mergeDeadlineTimeDate();
 
       try {
         this.isSaving = true;
-        this.subtask.deadline = moment(this.subtask.deadline).format(
+
-          'YYYY-MM-DD HH:mm:SS',
+        // Concept tasks may not have a deadline time set
-        );
+        this.subtask.deadline = this.subtask.deadline
+          ? moment(this.subtask.deadline).format('YYYY-MM-DD HH:mm:SS')
+          : null;
 
         if (this.subtask?.id) {
           const timesheets = this.subtask.timesheets.map((timesheet) => {
@@ -920,13 +929,18 @@ export default {
     },
 
     _mergeDeadlineTimeDate() {
-      const date = new Date(this.subtask.deadline);
+      // Override for concept tasks which may not have a deadline time set (check for invalid date)
-      const timeParts = this.subtask._deadline_time.split(':');
+      if (isNaN(new Date(this.subtask.deadline).getTime())) {
+        this.subtask.deadline = null;
+      } else {
+        const date = new Date(this.subtask.deadline);
+        const timeParts = this.subtask._deadline_time.split(':');
 
-      date.setHours(parseInt(timeParts[0]));
+        date.setHours(parseInt(timeParts[0]));
-      date.setMinutes(parseInt(timeParts[1]));
+        date.setMinutes(parseInt(timeParts[1]));
 
-      this.subtask.deadline = date;
+        this.subtask.deadline = date;
+      }
     },
 
     _validateEmployees() {