编辑活动时，预览图/高清图logo非必填

src/views/photoManagement/eventsList/modal/ItemModal.vue

@@ -167,24 +167,27 @@ export default {
     },
 
     handleConfirm() {
-      this.$refs.form.validate(async valid => {
-        if (valid) {
-          let params = Object.assign({}, this.form);
-          params.cover = this.form.cover[0] && this.form.cover[0].url;
-          params.previewLogo = this.form.previewLogo[0] && this.form.previewLogo[0].url;
-          params.hdLogo = this.form.hdLogo[0] && this.form.hdLogo[0].url;
-          params.eventStartDate = this.form.eventTimeArr[0];
-          params.eventEndDate = this.form.eventTimeArr[1];
-
-          if (this.id) params.id = this.id;
-
-          const { success, msg } = await saveItem(params);
-
-          if (success) {
-            this.$success('保存成功！');
-            this.modal = false;
-            this.$g_emit('activity_reload');
-          }
+      let _that = this
+      _that.$refs.form.validate(async valid => {
+        if (!valid) {
+          return false;
+        }
+
+        let params = Object.assign({}, _that.form);
+        params.cover = (_that.form.cover && _that.form.cover.length > 0) && _that.form.cover[0].url;
+        params.previewLogo = (_that.form.previewLogo && _that.form.previewLogo.length > 0) && _that.form.previewLogo[0].url;
+        params.hdLogo = (_that.form.hdLogo && _that.form.hdLogo.length > 0) && _that.form.hdLogo[0].url;
+        params.eventStartDate = _that.form.eventTimeArr[0];
+        params.eventEndDate = _that.form.eventTimeArr[1];
+
+        if (_that.id) params.id = _that.id;
+
+        const { success, msg } = await saveItem(params);
+
+        if (success) {
+          _that.$success('保存成功！');
+          _that.modal = false;
+          _that.$g_emit('activity_reload');
         }
       });
     }