using nedb for connections, controllers

api/.vscode/launch.json

@@ -0,0 +1,17 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "type": "node",
+            "request": "launch",
+            "name": "Launch Program",
+            "skipFiles": [
+                "<node_internals>/**"
+            ],
+            "program": "${workspaceFolder}/src/index.js"
+        }
+    ]
+}

api/package.json

@@ -12,6 +12,7 @@
     "fs-extra": "^8.1.0",
     "mssql": "^6.0.1",
     "mysql": "^2.17.1",
+    "nedb-promises": "^4.0.1",
     "pg": "^7.17.0"
   },
   "scripts": {

api/src/controllers/connections.js

@@ -0,0 +1,36 @@
+const os = require('os');
+const path = require('path');
+const fs = require('fs-extra');
+const express = require('express');
+const router = express.Router();
+const { fork } = require('child_process');
+const _ = require('lodash');
+const datadir = require('../utility/datadir');
+const nedb = require('nedb-promises');
+
+module.exports = {
+  datastore: null,
+  async _init() {
+    const dir = await datadir();
+    this.datastore = nedb.create(path.join(dir, 'connections.jsonl'));
+  },
+  list_meta: 'get',
+  async list() {
+    return this.datastore.find();
+  },
+  test_meta: {
+    method: 'post',
+    raw: true,
+  },
+  test(req, res) {
+    const subprocess = fork(`${__dirname}/../connectProcess.js`);
+    subprocess.send(req.body);
+    subprocess.on('message', resp => res.json(resp));
+  },
+
+  save_meta: 'post',
+  async save(connection) {
+    const res = await this.datastore.insert(connection);
+    return res;
+  },
+};

api/src/index.js

@@ -1,7 +1,9 @@
 const express = require('express');
-const  bodyParser = require('body-parser');
+const bodyParser = require('body-parser');
 const cors = require('cors');
 const connection = require('./connection');
+const useController = require('./utility/useController');
+const connections = require('./controllers/connections');
 const app = express();
 
 app.use(cors());
@@ -11,6 +13,7 @@ app.get('/', (req, res) => {
   res.send('DbGate API');
 });
 
+useController(app, '/connections', connections);
 app.use('/connection', connection);
 
 app.listen(3000);

api/src/utility/datadir.js

@@ -0,0 +1,18 @@
+const os = require('os');
+const path = require('path');
+const fs = require('fs-extra');
+
+let created = false;
+
+module.exports = async function datadir() {
+  const dir = path.join(os.homedir(), 'dbgate-data');
+  if (!created) {
+    const stat = await fs.stat(dir);
+    if (!stat.isDirectory) {
+      await fs.mkdir(dir);
+    }
+    created = true;
+  }
+
+  return dir;
+};

api/src/utility/useController.js

@@ -0,0 +1,49 @@
+const _ = require('lodash');
+const express = require('express');
+
+module.exports = function useController(app, route, controller) {
+  const router = express.Router();
+
+  for (const key of _.keys(controller)) {
+    const obj = controller[key];
+    if (!_.isFunction(obj)) continue;
+    const meta = controller[`${key}_meta`];
+    if (!meta) continue;
+
+    let method = 'get';
+    let raw = false;
+    let rawParams = false;
+
+    if (_.isString(meta)) {
+      method = meta;
+    }
+    if (_.isPlainObject(meta)) {
+      method = meta.method;
+      raw = meta.raw;
+      rawParams = meta.rawParams;
+    }
+
+    const route = `/${_.kebabCase(key)}`;
+    if (raw) {
+      router[method](route, controller[key]);
+    } else {
+      router[method](route, async (req, res) => {
+        if (controller._init && !controller._init_called) {
+          await controller._init();
+          controller._init_called = true;
+        }
+        try {
+          let params = [{ ...req.body }];
+          if (rawParams) params = [req, res];
+          const data = await controller[key](...params);
+          res.json(data);
+        } catch (e) {
+          console.log(e);
+          res.status(500).json({ error: e.message });
+        }
+      });
+    }
+  }
+
+  app.use(route, router);
+};

api/yarn.lock

@@ -197,6 +197,11 @@ astral-regex@^1.0.0:
   resolved "https://registry.yarnpkg.com/astral-regex/-/astral-regex-1.0.0.tgz#6c8c3fb827dd43ee3918f27b82782ab7658a6fd9"
   integrity sha512-+Ryf6g3BKoRc7jfp7ad8tM4TtMiaWvbF/1/sQcZPkkS7ag3D5nMBCe2UfOTONtAkaG0tO0ij3C5Lwmf1EiyjHg==
 
+async@0.2.10:
+  version "0.2.10"
+  resolved "https://registry.yarnpkg.com/async/-/async-0.2.10.tgz#b6bbe0b0674b9d719708ca38de8c237cb526c3d1"
+  integrity sha1-trvgsGdLnXGXCMo43owjfLUmw9E=
+
 async@>=0.6.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/async/-/async-3.1.0.tgz#42b3b12ae1b74927b5217d8c0016baaf62463772"
@@ -247,6 +252,13 @@ binary-extensions@^2.0.0:
   resolved "https://registry.yarnpkg.com/binary-extensions/-/binary-extensions-2.0.0.tgz#23c0df14f6a88077f5f986c0d167ec03c3d5537c"
   integrity sha512-Phlt0plgpIIBOGTT/ehfFnbNlfsDEiqmzE2KRXoX1bLIlir4X/MR+zSyBEkL05ffWgnRSf/DXv+WrUAVr93/ow==
 
+binary-search-tree@0.2.5:
+  version "0.2.5"
+  resolved "https://registry.yarnpkg.com/binary-search-tree/-/binary-search-tree-0.2.5.tgz#7dbb3b210fdca082450dad2334c304af39bdc784"
+  integrity sha1-fbs7IQ/coIJFDa0jNMMErzm9x4Q=
+  dependencies:
+    underscore "~1.4.4"
+
 bl@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/bl/-/bl-3.0.0.tgz#3611ec00579fd18561754360b21e9f784500ff88"
@@ -1083,6 +1095,11 @@ ignore@^4.0.6:
   resolved "https://registry.yarnpkg.com/ignore/-/ignore-4.0.6.tgz#750e3db5862087b4737ebac8207ffd1ef27b25fc"
   integrity sha512-cyFDKrqc/YdcWFniJhzI42+AzS+gNwmUzOSFcRCQYwySuBBBy/KjuxWLZ/FHEH6Moq1NizMOBWyTcv8O4OZIMg==
 
+immediate@~3.0.5:
+  version "3.0.6"
+  resolved "https://registry.yarnpkg.com/immediate/-/immediate-3.0.6.tgz#9db1dbd0faf8de6fbe0f5dd5e56bb606280de69b"
+  integrity sha1-nbHb0Pr43m++D13V5Wu2BigN5ps=
+
 import-fresh@^3.0.0:
   version "3.2.1"
   resolved "https://registry.yarnpkg.com/import-fresh/-/import-fresh-3.2.1.tgz#633ff618506e793af5ac91bf48b72677e15cbe66"
@@ -1351,6 +1368,20 @@ levn@^0.3.0, levn@~0.3.0:
     prelude-ls "~1.1.2"
     type-check "~0.3.2"
 
+lie@3.1.1:
+  version "3.1.1"
+  resolved "https://registry.yarnpkg.com/lie/-/lie-3.1.1.tgz#9a436b2cc7746ca59de7a41fa469b3efb76bd87e"
+  integrity sha1-mkNrLMd0bKWd56QfpGmz77dr2H4=
+  dependencies:
+    immediate "~3.0.5"
+
+localforage@^1.3.0:
+  version "1.7.3"
+  resolved "https://registry.yarnpkg.com/localforage/-/localforage-1.7.3.tgz#0082b3ca9734679e1bd534995bdd3b24cf10f204"
+  integrity sha512-1TulyYfc4udS7ECSBT2vwJksWbkwwTX8BzeUIiq8Y07Riy7bDAAnxDaPU/tWyOVmQAcWJIEIFP9lPfBGqVoPgQ==
+  dependencies:
+    lie "3.1.1"
+
 lodash@^4.17.14, lodash@^4.17.15:
   version "4.17.15"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.15.tgz#b447f6670a0455bbfeedd11392eff330ea097548"
@@ -1430,7 +1461,7 @@ minimist@^1.2.0:
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.0.tgz#a35008b20f41383eec1fb914f4cd5df79a264284"
   integrity sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=
 
-mkdirp@^0.5.1:
+mkdirp@^0.5.1, mkdirp@~0.5.1:
   version "0.5.1"
   resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.1.tgz#30057438eac6cf7f8c4767f38648d6697d75c903"
   integrity sha1-MAV0OOrGz3+MR2fzhkjWaX11yQM=
@@ -1486,6 +1517,24 @@ natural-compare@^1.4.0:
   resolved "https://registry.yarnpkg.com/natural-compare/-/natural-compare-1.4.0.tgz#4abebfeed7541f2c27acfb29bdbbd15c8d5ba4f7"
   integrity sha1-Sr6/7tdUHywnrPspvbvRXI1bpPc=
 
+nedb-promises@^4.0.1:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/nedb-promises/-/nedb-promises-4.0.1.tgz#4d0bd1553d045acca5d6713ad76eb97aa830b390"
+  integrity sha512-I6nVZ0zjjYGfja2UU8lDSEzjfQTS8bo+8jvn7apILpynYDKzLpl6YRfdPa+uRSUYDN9bH45wJ+gvRWcOjO2g5g==
+  dependencies:
+    nedb "^1.8.0"
+
+nedb@^1.8.0:
+  version "1.8.0"
+  resolved "https://registry.yarnpkg.com/nedb/-/nedb-1.8.0.tgz#0e3502cd82c004d5355a43c9e55577bd7bd91d88"
+  integrity sha1-DjUCzYLABNU1WkPJ5VV3vXvZHYg=
+  dependencies:
+    async "0.2.10"
+    binary-search-tree "0.2.5"
+    localforage "^1.3.0"
+    mkdirp "~0.5.1"
+    underscore "~1.4.4"
+
 negotiator@0.6.2:
   version "0.6.2"
   resolved "https://registry.yarnpkg.com/negotiator/-/negotiator-0.6.2.tgz#feacf7ccf525a77ae9634436a64883ffeca346fb"
@@ -2311,6 +2360,11 @@ undefsafe@^2.0.2:
   resolved "https://registry.yarnpkg.com/underscore/-/underscore-1.9.1.tgz#06dce34a0e68a7babc29b365b8e74b8925203961"
   integrity sha512-5/4etnCkd9c8gwgowi5/om/mYO5ajCaOgdzj/oW+0eQV9WxKBDZw5+ycmKmeaTXjInS/W0BzpGLo2xR2aBwZdg==
 
+underscore@~1.4.4:
+  version "1.4.4"
+  resolved "https://registry.yarnpkg.com/underscore/-/underscore-1.4.4.tgz#61a6a32010622afa07963bf325203cf12239d604"
+  integrity sha1-YaajIBBiKvoHljvzJSA88SI51gQ=
+
 unique-string@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/unique-string/-/unique-string-1.0.0.tgz#9e1057cca851abb93398f8b33ae187b99caec11a"

web/src/modals/ConnectionModal.js

@@ -10,7 +10,7 @@ export default function ConnectionModal({ modalState }) {
   const [sqlConnectResult, setSqlConnectResult] = React.useState('Not connected');
 
   const handleTest = async values => {
-    const resp = await axios.post('http://localhost:3000/connection/test', values);
+    const resp = await axios.post('http://localhost:3000/connections/test', values);
     console.log('resp.data', resp.data);
     const { error, version } = resp.data;
 
@@ -20,7 +20,7 @@ export default function ConnectionModal({ modalState }) {
   };
 
   const handleSubmit = async values => {
-    const resp = await axios.post('http://localhost:3000/connection/save', values);
+    const resp = await axios.post('http://localhost:3000/connections/save', values);
     console.log('resp.data', resp.data);
 
     // modalState.close();