From 31e9ca69569a212b6bb325a61ee13002a8360da8 Mon Sep 17 00:00:00 2001
From: fofolee <fofolee@qq.com>
Date: Wed, 22 Jan 2025 08:39:15 +0800
Subject: [PATCH] =?UTF-8?q?=E9=87=8D=E6=9E=84=20DropArea=20=E7=BB=84?=
 =?UTF-8?q?=E4=BB=B6=EF=BC=9A=E7=94=A8=E6=9D=A1=E4=BB=B6=E6=B8=B2=E6=9F=93?=
 =?UTF-8?q?=E6=9B=BF=E6=8D=A2=20EmptyFlow=EF=BC=8C=E5=A2=9E=E5=BC=BA?=
 =?UTF-8?q?=E6=8B=96=E6=94=BE=E8=A7=86=E8=A7=89=E6=95=88=E6=9E=9C=EF=BC=8C?=
 =?UTF-8?q?=E5=B9=B6=E7=A7=BB=E9=99=A4=E6=9C=AA=E4=BD=BF=E7=94=A8=E7=9A=84?=
 =?UTF-8?q?=20EmptyFlow.vue=20=E6=96=87=E4=BB=B6?=
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---
 src/components/composer/ComposerFlow.vue   |  6 +-
 src/components/composer/flow/DropArea.vue  | 97 +++++++++++++++++++---
 src/components/composer/flow/EmptyFlow.vue | 44 ----------
 3 files changed, 88 insertions(+), 59 deletions(-)
 delete mode 100644 src/components/composer/flow/EmptyFlow.vue

diff --git a/src/components/composer/ComposerFlow.vue b/src/components/composer/ComposerFlow.vue
index d94171a..4d6a972 100644
--- a/src/components/composer/ComposerFlow.vue
+++ b/src/components/composer/ComposerFlow.vue
@@ -49,8 +49,8 @@
             </transition>
           </template>
         </draggable>
-        <EmptyFlow v-if="commands.length === 0" />
-        <DropArea v-else />
+        <DropArea v-if="commands.length === 0" type="empty" />
+        <DropArea v-else type="add" />
       </div>
     </q-scroll-area>
   </div>
@@ -61,7 +61,6 @@ import { defineComponent, inject } from "vue";
 import draggable from "vuedraggable";
 import ComposerCard from "./ComposerCard.vue";
 import ChainStyles from "./flow/ChainStyles.vue";
-import EmptyFlow from "./flow/EmptyFlow.vue";
 import DropArea from "./flow/DropArea.vue";
 import { findCommandByValue } from "js/composer/composerConfig";
 import { processVariable } from "js/composer/variableManager";
@@ -75,7 +74,6 @@ export default defineComponent({
     draggable,
     ComposerCard,
     ChainStyles,
-    EmptyFlow,
     DropArea,
   },
   props: {
diff --git a/src/components/composer/flow/DropArea.vue b/src/components/composer/flow/DropArea.vue
index 2c6ff9e..1c0ac87 100644
--- a/src/components/composer/flow/DropArea.vue
+++ b/src/components/composer/flow/DropArea.vue
@@ -1,6 +1,24 @@
 <template>
-  <div class="drop-area">
-    <q-icon name="add" size="32px" />
+  <div
+    class="drop-area"
+    @dragenter="isDragging = true"
+    @dragleave="isDragging = false"
+    @drop="isDragging = false"
+    :class="{
+      'drop-area-dragging': isDragging,
+    }"
+  >
+    <template v-if="type === 'add'">
+      <div class="add-area">
+        <q-icon name="add" size="32px" />
+      </div>
+    </template>
+    <template v-else-if="type === 'empty'">
+      <div class="empty-area">
+        <q-icon name="drag_indicator" size="32px" />
+        <div class="text-body2">从左侧拖拽命令到这里开始编排</div>
+      </div>
+    </template>
   </div>
 </template>
 
@@ -8,25 +26,82 @@
 import { defineComponent } from "vue";
 
 export default defineComponent({
-  name: "DropArea",
+  name: "EmptyFlow",
+  props: {
+    type: {
+      type: String,
+      default: "add",
+    },
+  },
+  data() {
+    return {
+      isDragging: false,
+    };
+  },
 });
 </script>
 
 <style scoped>
 .drop-area {
-  flex: 1;
-  min-height: 50px;
-  border-radius: 8px;
-  margin: 8px;
   display: flex;
   align-items: center;
   justify-content: center;
-  color: #9994;
-  border: 2px dashed #9994;
+  border: 2px dashed #e0e0e0;
+  border-radius: 4px;
+  margin: 8px 0;
+  transition: all 0.3s ease;
+  flex: 1;
+  user-select: none;
+  transition: all 0.3s ease;
 }
 
 .body--dark .drop-area {
-  color: #6664;
-  border: 2px dashed #6664;
+  border-color: #676666;
+}
+
+.drop-area:hover,
+.drop-area-dragging {
+  border-color: #bdbdbd;
+  background-color: #f9f9f9;
+}
+
+.body--dark .drop-area:hover,
+.body--dark .drop-area-dragging {
+  border: 2px dashed #676666;
+  background-color: #303132;
+}
+
+.drop-area-dragging {
+  position: relative;
+  animation: shake 0.5s ease-in-out infinite;
+}
+
+@keyframes shake {
+  0%,
+  100% {
+    transform: rotate(0deg);
+  }
+  25% {
+    transform: rotate(-0.1deg);
+  }
+  75% {
+    transform: rotate(0.1deg);
+  }
+}
+
+.add-area,
+.empty-area {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  color: grey
+}
+
+.add-area {
+  height: 30px;
+}
+
+.empty-area {
+  height: 200px;
 }
 </style>
diff --git a/src/components/composer/flow/EmptyFlow.vue b/src/components/composer/flow/EmptyFlow.vue
deleted file mode 100644
index e3fb923..0000000
--- a/src/components/composer/flow/EmptyFlow.vue
+++ /dev/null
@@ -1,44 +0,0 @@
-<template>
-  <div class="empty-flow">
-    <div class="text-center text-grey-6">
-      <q-icon name="drag_indicator" size="32px" />
-      <div class="text-body2 q-mt-sm">从左侧拖拽命令到这里开始编排</div>
-    </div>
-  </div>
-</template>
-
-<script>
-import { defineComponent } from "vue";
-
-export default defineComponent({
-  name: "EmptyFlow",
-});
-</script>
-
-<style scoped>
-.empty-flow {
-  min-height: 200px;
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  border: 2px dashed #e0e0e0;
-  border-radius: 4px;
-  margin: 8px 0;
-  transition: all 0.3s ease;
-  flex: 1;
-}
-
-.body--dark .empty-flow {
-  border: 2px dashed #676666;
-}
-
-.empty-flow:hover {
-  border-color: #bdbdbd;
-  background-color: #fafafa;
-}
-
-.body--dark .empty-flow:hover {
-  border-color: #676666;
-  background-color: #303132;
-}
-</style>