refactor: 优化接口响应处理，移除冗余代码

- Login.vue: 删除多余的 else 分支（拦截器已处理错误）
- Hitokoto.vue/Music.vue/SystemConfig.vue/SystemRole.vue/SystemUser.vue:
  - ElMessage.success 使用固定中文提示替代 data.message
  - 删除未使用的 data 变量
- SourceImage.vue/Article.vue: response.status → response.code === 0

统一接口响应格式后的代码优化。

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/views/Login.vue

@@ -87,8 +87,6 @@ async function login() {
     if (data.token) {
       store.commit('login', data)
       router.push('/')
-    } else {
-      ElMessage.error(data.message)
     }
   })
 }

src/views/api/Hitokoto.vue

@@ -116,7 +116,7 @@ async function save() {
     const data = await http.post<any, any>('/api/v2/hitokoto/save', formData)
     modalLoading.value = false
     addModal.value = false
-    ElMessage.success(data.message)
+    ElMessage.success('保存成功')
     loadData()
     Object.keys(formData).forEach(key => delete formData[key])
   })
@@ -127,8 +127,8 @@ function deleteAll() {
     return
   }
   ElMessageBox.confirm(`是否确认删除选中的${selectedData.length}条数据？`, '确认删除', {type: 'warning'}).then(async () => {
-    const data = await http.delete<any, any>('/api/v2/hitokoto/delete', {params: {_ids: selectedData}})
+    await http.delete<any, any>('/api/v2/hitokoto/delete', {params: {_ids: selectedData}})
-    ElMessage.success(data.message)
+    ElMessage.success('删除成功')
     loadData()
   }).catch(() => {})
 }

src/views/api/Music.vue

@@ -259,8 +259,8 @@ function download(row: MusicModel) {
 }
 function remove(row: MusicModel) {
   ElMessageBox.confirm(`是否确认删除 ${row.name} ？`, '确认删除', {type: 'warning'}).then(async () => {
-    const data = await http.delete<{params: {id: string}}, any>('/api/v2/music/delete', {params: {id: row._id}})
+    await http.delete<{params: {id: string}}, any>('/api/v2/music/delete', {params: {id: row._id}})
-    ElMessage.success(data.message)
+    ElMessage.success("删除成功")
     loadData()
   }).catch(() => {})
 }
@@ -279,18 +279,18 @@ async function saveLyric() {
   lyricForm.value?.validate(async (valid: boolean) => {
     if (!valid) return
     modalLoading.value = true
-    const data = await http.post<MusicLyricModel, any>(`/api/v2/music/lyric/save?musicId=${currentRow.value ? currentRow.value._id : ''}`, lyricFormData.value)
+    await http.post<MusicLyricModel, any>(`/api/v2/music/lyric/save?musicId=${currentRow.value ? currentRow.value._id : ''}`, lyricFormData.value)
     modalLoading.value = false
     modifyLyricModal.value = false
-    ElMessage.success(data.message)
+    ElMessage.success("歌词保存成功")
     loadData()
     lyricFormData.value = {}
   })
 }
 async function saveMusicLib(row: MusicModel) {
   if (!currentRow.value) return
-  const data = await http.post<{id: string, libId: string}, any>('/api/v2/music/updateLib', {id: currentRow.value._id, libId: currentRow.value.libId})
+  await http.post<{id: string, libId: string}, any>('/api/v2/music/updateLib', {id: currentRow.value._id, libId: currentRow.value.libId})
-  ElMessage.success(data.message)
+  ElMessage.success("歌单更新成功")
   row.libId = currentRow.value.libId
   row.isEditing = false
 }

src/views/api/SourceImage.vue

@@ -139,7 +139,7 @@ function beforeUpload(file: File): boolean {
   return true
 }
 function uploadSuccess(response: MsgResult): void {
-  if (response.status) {
+  if (response.code === 0) {
     ElMessage.success(response.message)
     loadData()
   } else {

src/views/system/Article.vue

@@ -194,7 +194,7 @@ function beforeUpload(file: File): boolean {
   return true
 }
 function uploadSuccess(response: MsgResult) {
-  if (response.status) {
+  if (response.code === 0) {
     ElMessage.success(response.message)
   } else {
     ElMessage.warning(response.message)

src/views/system/SystemConfig.vue

@@ -112,10 +112,10 @@ async function save() {
   addForm.value?.configForm?.validate(async (valid: boolean) => {
     if (!valid) return
     modalLoading.value = true
-    const data = await http.post<SystemConfigModel, any>('/api/v2/system/config/save', formData.value)
+    await http.post<SystemConfigModel, any>('/api/v2/system/config/save', formData.value)
     modalLoading.value = false
     addModal.value = false
-    ElMessage.success(data.message)
+    ElMessage.success("保存成功")
     loadData()
   })
 }

src/views/system/SystemRole.vue

@@ -205,10 +205,10 @@ async function save() {
   roleForm.value?.validate(async (valid: boolean) => {
     if (!valid) return
     modalLoading.value = true
-    const data = await http.post<SystemRoleModel, any>('/api/v2/system/role/save', formData)
+    await http.post<SystemRoleModel, any>('/api/v2/system/role/save', formData)
     modalLoading.value = false
     addModal.value = false
-    ElMessage.success(data.message)
+    ElMessage.success("保存成功")
     loadData()
   })
 }

src/views/system/SystemUser.vue

@@ -160,10 +160,10 @@ async function save() {
   userForm.value?.validate(async (valid: boolean) => {
     if (!valid) return
     modalLoading.value = true
-    const data = await http.post<SystemUserModel, any>('/api/v2/system/user/save', formData)
+    await http.post<SystemUserModel, any>('/api/v2/system/user/save', formData)
     modalLoading.value = false
     addModal.value = false
-    ElMessage.success(data.message)
+    ElMessage.success("保存成功")
     loadData()
   })
 }