属性UI（プロパティ）にチェックルール設定追加

frontend/src/components/right/DatePicker.vue

@@ -1,6 +1,6 @@
 <template>
   <div v-bind="$attrs">
-    <q-input v-model="selectedDate" :label="displayName" :placeholder="placeholder" label-color="primary" mask="date" :rules="['date']" stack-label>
+    <q-input v-model="selectedDate" :label="displayName" :placeholder="placeholder" label-color="primary" mask="date" :rules="rulesExp" stack-label>
       <template v-slot:append>
         <q-icon name="event" class="cursor-pointer">
           <q-popup-proxy cover transition-show="scale" transition-hide="scale">
@@ -43,16 +43,32 @@ export default defineComponent({
       type: String,
       default: '',
     },
+    //例：[val=>!!val ||'入力してください']
+    rules: {
+      type: String,
+      default: undefined
+    },
+    required:{
+      type:Boolean,
+      default:false
+    },
+    requiredMessage: {
+      type: String,
+      default: ''
+    }
   },
   setup(props, { emit }) {
     const selectedDate = ref(props.modelValue);
-
+    const customExp = props.rules === undefined ? [] : eval(props.rules);
+    const requiredExp = props.required?[((val:any)=>!!val||`${props.displayName}が必須です。`),'date']:['date'];
+    const rulesExp=[...requiredExp,...customExp];
     watchEffect(() => {
       emit('update:modelValue', selectedDate.value);
     });
 
     return {
-      selectedDate
+      selectedDate,
+      rulesExp
     };
   }
 });