feat：sqlite文件导出

download_db/admin.py

+from django.contrib import admin
+
+# Register your models here.

download_db/apps.py

+from django.apps import AppConfig
+
+
+class DownloadDbConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'download_db'

download_db/urls.py

+from django.urls import path
+
+from . import views
+
+urlpatterns = [
+    path('downloadFile/', views.index),
+]

download_db/views.py

+from django.conf import settings
+from django.http import FileResponse, HttpResponse
+from rest_framework import status
+import os
+
+def index(request):
+    file_path = os.path.join(settings.BASE_DIR, 'xdc.sqlite')
+    print(f"file path => {file_path}")
+    if os.path.exists(file_path):
+        response = FileResponse(open(file_path, 'rb'))
+        response['Content-Disposition'] = 'inline; filename=' + os.path.basename(file_path)
+        response['Content-Type'] = 'application/x-sqlite3'
+        return response
+    return HttpResponse(status=status.HTTP_404_NOT_FOUND)

frontend/src/App.vue

 <script setup lang="ts">
-import Chat from '@/views/Chat'
-
+// import Chat from '@/views/Chat'
+import FileDown from './views/FileDown.vue';
 </script>
 
 
 <template>
-  <chat />
+  <!-- <chat /> -->
+  <FileDown />
 </template>

frontend/src/views/FileDown.vue

+<script setup lang="ts">
+import { ElButton } from 'element-plus';
+import axiox from 'axios';
+
+const downloadFile = () => {
+    let url = '/api/downloadFile/'
+    axiox({
+        url,
+        method: 'GET',
+        responseType: 'blob'
+    }).then(res => {
+        // 下载文件
+        console.log(res)
+        const blob = new Blob([res.data], { type: 'application/x-sqlite3' });
+        const link = document.createElement('a');
+        link.href = window.URL.createObjectURL(blob);
+        link.download = 'xdc.sqlite';
+        link.click();
+    })
+    console.log('downloadFile');
+}
+
+</script>
+
+
+<template>
+
+    <ElButton type="primary" @click="downloadFile">导出文件</ElButton>
+
+</template>
\ No newline at end of file

vue_django/urls.py

@@ -39,6 +39,7 @@ urlpatterns = [
     path("mqtt/", include("mqtt.urls")),
     path("chat/", include("chat.urls")),
     path("op/", include("device_data_op.urls")),
+    path("api/", include("download_db.urls")),
 
     re_path(r'^assets/(?P<path>.*)/$', serve, {'document_root': settings.STATIC_ROOT}),