{"id":903,"date":"2024-02-18T19:32:29","date_gmt":"2024-02-18T11:32:29","guid":{"rendered":"http:\/\/gjweb.top\/?p=903"},"modified":"2024-02-18T19:32:31","modified_gmt":"2024-02-18T11:32:31","slug":"electron-%e4%bd%bf%e7%94%a8%e6%9c%ac%e5%9c%b0%e5%8c%96%e6%95%b0%e6%8d%ae%e5%ba%93-sqlite","status":"publish","type":"post","link":"https:\/\/gjweb.top\/?p=903","title":{"rendered":"electron \u4f7f\u7528\u672c\u5730\u5316\u6570\u636e\u5e93 sqlite"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u5b89\u88c5<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>cnpm install sqlite3 knex<\/code><\/pre>\n\n\n\n<p>\u6ce8\u610f\u5728\u4f7f\u7528 yarn \u548c pnpm \u5b89\u88c5 <strong>sqlite3<\/strong> \u65f6\u4f1a\u5b89\u88c5\u5931\u8d25\uff0c\u8003\u8651\u662f\u955c\u50cf\u95ee\u9898\u4f7f\u7528 nrm \u8f6c\u6362\u6210\u4e86 \u6dd8\u5b9d\u955c\u50cf\uff0c\u518d\u4e00\u6b21\u5b89\u88c5\u540e\u4ecd\u7136\u5931\u8d25\uff0cnpm\u7684\u6dd8\u5b9d\u955c\u50cf\u4e5f\u5b58\u5728\u4e0a\u8ff0\u95ee\u9898\uff0c\u6700\u540e\u4f7f\u7528 cnpm \u6210\u529f\u5b89\u88c5\u4e86 sqlite3\u3002 \u4f46\u5168\u5c40\u7684node_module \u53d1\u751f\u4e86\u6df7\u4e71\uff0c\u5bfc\u81f4\u5168\u90e8\u4f9d\u8d56\u90fd\u68c0\u7d22\u5931\u8d25\uff0c\u6700\u7ec8\u5220\u9664\u4e86 node_module \u548c locak \u6587\u4ef6\uff0c\u4f7f\u7528 cnpm \u91cd\u65b0\u6784\u5efa node_module<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u521d\u59cb\u5316\u6570\u636e\u5e93\u548c\u8868\u7ed3\u6784<\/h2>\n\n\n\n<p>\u521b\u5efa sql \u76ee\u5f55 createDB.ts<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import { app } from 'electron';\nimport knex from \"knex\";\nimport {join} from 'path';\n\nconst db = knex({\n  client: 'sqlite3',\n  connection: {\n    filename:join(app.getPath('userData'), 'renderFarm.sqlite') \/\/ \u672c\u5730\u6570\u636e\u5e93\u6587\u4ef6\u8def\u5f84\n  },\n  useNullAsDefault: true \/\/ \u5728 SQLite \u4e2d\u4f7f\u7528 NULL \u4f5c\u4e3a\u9ed8\u8ba4\u503c\n})\n\/**\u521d\u59cb\u5316\u6570\u636e\u5e93\u521b\u5efa\u76f8\u5173\u8868 *\/\nexport const initDatabase = async () =&gt; {\n  try {\n    \/\/ \u521b\u5efa\u4f60\u7684\u8868\u6216\u8005\u5176\u4ed6\u521d\u59cb\u5316\u64cd\u4f5c\n    const userList = await db.schema.hasTable('userList');\n    if(!jobListTableExists){\n      await db.schema.createTable('jobList', table =&gt; { \/**\u5de5\u4f5c\u8868 *\/\n        table.string('id').primary(); \/**\u4e3b\u952e\uff0cid\u4e0d\u81ea\u589e *\/\n        table.string('userName'); \/**\u7528\u6237\u540d *\/\n        table.integer('userId'); \/**\u7528\u6237id *\/\n      });\n    }\n    const configTableExists = await db.schema.hasTable('config');\n    if(!configTableExists){\n      await db.schema.createTable(\"config\",table=&gt;{ \/**\u8f6f\u4ef6\u914d\u7f6e\u8868,\u7528\u4e8e\u5b58\u50a8\u4e2a\u8f6f\u4ef6\u7248\u672c\u53ca\u73af\u5883\u7684\u5b89\u88c5\u72b6\u6001 *\/\n        table.increments('id'); \/*\u9012\u589e\u4e3b\u952e*\/\n        table.string('softwareName'); \/**\u8f6f\u4ef6\u53ca\u73af\u5883\u540d\u79f0 *\/\n        table.integer(\"installStatus\");\/**\u5b89\u88c5\u72b6\u6001 *\/\n      })\n    }\n    console.log('sqliteDB \u8868\u521b\u5efa\u5b8c\u6210');\n  } catch (error) {\n    console.error('sqliteDB \u8868\u521b\u5efa\u5931\u8d25', error);\n  }\n};\n\n\/**\u65ad\u5f00sqlite\u8fde\u63a5 *\/\nexport const closeDatabase = async () =&gt; {\n  try {\n    await db.destroy();\n    console.log('sqlite\u5df2\u65ad\u5f00');\n  } catch (error) {\n    console.error('sqlite\u65ad\u5f00\u65f6\u51fa\u9519', error);\n  }\n};\n\n\/**\u589e\u52a0\u6570\u636e *\/\n\/**\u793a\u4f8b\uff1adb('your_table_name').insert({\n  username: 'ccc',\n  userId: 123,\n  email: 'xxx',\n  date: Date.now()\n})*\/\ninterface ConfigType{\n  softwareName:string,\n  installStatus:number\n}\nexport const addSQData = async (tableName,data:JobListDataType | ConfigType)=&gt;{\n  try {\n    let result = await db(tableName).insert({\n      ...data\n    })\n    \/\/ console.log(\"\u6dfb\u52a0\u6210\u529f\",result)\n    return {code:101,data:result}\n  } catch (error) {\n    \/\/ console.log(\"\u6dfb\u52a0\u5931\u8d25\",error)\n    return {code:102,data:error}\n  }\n}\n\n\/**\u67e5\u8be2\u6570\u636e*\/\n\/**db('your_table_name').select('*').where({ username: 'john_doe' }) *\/\nexport const querySQData = async (tableName,query)=&gt;{\n  try {\n    let result = await db(tableName).select('*').where({...query})\n    \/\/ console.log(\"\u67e5\u8be2\u6210\u529f\",result)\n    return {code:101,data:result}\n  }catch(error){\n    \/\/ console.log(\"\u67e5\u8be2\u5931\u8d25\",error)\n    return {code:102,data:null}\n  }\n}\n\n\/**\u590d\u6742\u67e5\u8be2 *\/\n\/**db('your_table_name').select('*').where({ username: 'john_doe' }).whereIn('\u5b57\u6bb5',&#91;\u53c2\u65701,\u53c2\u65702]) *\/\nexport const complexQuerySQData = async (tableName,query,complexquery)=&gt;{\n  try {\n    let result = await db(tableName).select('*').where({...query}).whereIn(complexquery&#91;0],complexquery&#91;1])\n    return {code:101,data:result}\n  } catch (error) {\n    return {code:102,data:error}\n  }\n}\n\n\/**\u5220\u9664\u6570\u636e *\/\n\/**db('your_table_name').where({ username: 'john_doe' }).del() *\/\nexport const deleteSQData = async (tableName,query)=&gt;{\n  try {\n    let result = await db(tableName).where({...query}).del();\n    \/\/ console.log(\"\u5220\u9664\u6210\u529f\",result)\n    return {code:101,data:result}\n  } catch (error) {\n    \/\/ console.log(\"\u5220\u9664\u5931\u8d25\",error)\n    return {code:102,data:error}\n  }\n}\n\n\/**\u4fee\u6539\u6570\u636e *\/\nexport const modifySQData = async (tableName=\"jobList\",query,data)=&gt;{\n  try {\n    console.log(query,data)\n    let result = await db(tableName).where({...query}).update({...data})\n    \/\/ console.log(\"\u4fee\u6539\u6210\u529f\",result)\n    return {code:101,data:result}\n  } catch (error) {\n    \/\/ console.log(\"\u4fee\u6539\u5931\u8d25\",error)\n    return {code:102,data:error}\n  }\n}<\/code><\/pre>\n\n\n\n<p>\u5c06\u8be5\u6587\u4ef6\u5f15\u5165\u5230 electron \u521d\u59cb\u5316\u6587\u4ef6\u4e2d index.ts<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import {initDatabase} from \".\/sql\/createDB\"\napp.whenReady().then(async () =&gt; {\n      await initDatabase()\n})<\/code><\/pre>\n\n\n\n<p><strong>\u5982\u679c\u662f\u5728\u6e32\u67d3\u5c42\u8c03\u7528\u76f8\u5173\u6570\u636e\u5e93\u64cd\u4f5c\uff0c\u53ef\u5c01\u88c5\u4e00\u4e2aIPC\u901a\u4fe1\u6587\u4ef6<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u6e32\u67d3\u5c42\u64cd\u4f5c\u6570\u636e\u5e93\u5c01\u88c5 IPC \u901a\u4fe1\u6587\u4ef6<\/h2>\n\n\n\n<p>\u521b\u5efa SQIPC.ts<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import {ipcMain} from \"electron\"\nimport {\n  addSQData,\n  querySQData,\n  deleteSQData,\n  modifySQData,\n  complexQuerySQData\n} from \".\/createDB\"\n\n\/**\u65b0\u589e\u6570\u636e*\/\ninterface SQLParams {\n  tableName:string\n  data:any\n  newData?:any\n  &#91;propsName:string]:any\n}\nipcMain.handle('addSQLData', async (_,value:SQLParams) =&gt; {\n  return addSQData(\n    value.tableName,\n    value.data\n  )\n})\n\n\/**\u67e5\u627e\u6570\u636e *\/\nipcMain.handle('querySQLData', async (_,value:SQLParams) =&gt; {\n  return querySQData(\n    value.tableName,\n    value.data\n  )\n})\n\n\/**\u5220\u9664\u6570\u636e *\/\nipcMain.handle('deleteSQData', async (_,value:SQLParams) =&gt; {\n  return deleteSQData(value.tableName,value.data)\n})\n\n\/**\u4fee\u6539\u6570\u636e *\/\nipcMain.handle('modifySQData', async (_,value:SQLParams) =&gt; {\n  return modifySQData(value.tableName,value.data,value.newData)\n})\n\n\/**\u590d\u6742\u67e5\u627e *\/\nipcMain.handle('complexQuerySQData', async (_,value) =&gt; {\n  return complexQuerySQData(value.tableName,value.data,value.complexQuery)\n})<\/code><\/pre>\n\n\n\n<p>\u5728\u4e3b\u8fdb\u7a0b index.ts \u4e2d\u5f15\u7528\u4e00\u4e0b<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import \".\/sql\/SQIPC.ts\"<\/code><\/pre>\n\n\n\n<p>\u5728\u4e2d\u95f4\u5c42 preload \u4e2d\u6ce8\u518c<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/**sqlite\u901a\u4fe1\u63a5\u53e3 *\/\ninterface SQLParams {\n  tableName:string\n  data:any\n  complexQuery:any&#91;]\n}\nconst electronSQ = {\n  \"addSQLData\":(value:SQLParams)=&gt;{\n    console.log(\"\u4e2d\u95f4\u5c42\",value)\n    return ipcRenderer.invoke(\"addSQLData\",value)\n  },\n  \"querySQLData\":(value:SQLParams)=&gt;{\n    return ipcRenderer.invoke(\"querySQLData\",value)\n  },\n  \"deleteSQData\":(value:SQLParams)=&gt;{\n    return ipcRenderer.invoke(\"deleteSQData\",value)\n  },\n  \"modifySQData\":(value:SQLParams)=&gt;{\n    return ipcRenderer.invoke(\"modifySQData\",value)\n  },\n  \"complexQuerySQData\":(value:SQLParams)=&gt;{\n    return ipcRenderer.invoke(\"complexQuerySQData\",value)\n  }\n}\n\nif(){\n    try{\n        contextBridge.exposeInMainWorld('electronSQ', electronSQ)\n    }catch(){\n        console.error(error)\n    }\n}<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u5b89\u88c5 \u6ce8\u610f\u5728\u4f7f\u7528 yarn \u548c pnpm \u5b89\u88c5 sqlite3 \u65f6\u4f1a\u5b89\u88c5\u5931\u8d25\uff0c\u8003\u8651\u662f\u955c\u50cf\u95ee\u9898\u4f7f\u7528 nrm \u8f6c\u6362 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[49],"tags":[],"class_list":["post-903","post","type-post","status-publish","format-standard","hentry","category-electron"],"_links":{"self":[{"href":"https:\/\/gjweb.top\/index.php?rest_route=\/wp\/v2\/posts\/903","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gjweb.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gjweb.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gjweb.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/gjweb.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=903"}],"version-history":[{"count":1,"href":"https:\/\/gjweb.top\/index.php?rest_route=\/wp\/v2\/posts\/903\/revisions"}],"predecessor-version":[{"id":904,"href":"https:\/\/gjweb.top\/index.php?rest_route=\/wp\/v2\/posts\/903\/revisions\/904"}],"wp:attachment":[{"href":"https:\/\/gjweb.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=903"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gjweb.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=903"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gjweb.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=903"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}