NPM plugin refactor

plugins/dbgate-plugin-oracle/package.json

@@ -31,10 +31,15 @@
   },
   "devDependencies": {
     "dbgate-plugin-tools": "^1.0.8",
-    "dbgate-query-splitter": "^4.11.2",
-    "dbgate-tools": "^5.0.0-alpha.1",
-    "lodash": "^4.17.21",
     "webpack": "^5.91.0",
     "webpack-cli": "^5.1.4"
+  },
+  "dependencies": {
+    "dbgate-query-splitter": "^4.11.2",
+    "dbgate-tools": "^5.0.0-alpha.1",
+    "lodash": "^4.17.21"
+  },
+  "optionalDependencies": {
+    "oracledb": "^6.6.0"
   }
 }

plugins/dbgate-plugin-oracle/src/backend/driver.js

@@ -6,13 +6,12 @@ const Analyser = require('./Analyser');
 const { createBulkInsertStreamBase, makeUniqueColumnNames } = global.DBGATE_PACKAGES['dbgate-tools'];
 const createOracleBulkInsertStream = require('./createOracleBulkInsertStream');
 
-let requireOracledb;
 let platformInfo;
 
 let oracledbValue;
 function getOracledb() {
   if (!oracledbValue) {
-    oracledbValue = requireOracledb();
+    oracledbValue = require('oracledb');
   }
   return oracledbValue;
 }
@@ -359,9 +358,6 @@ const driver = {
 };
 
 driver.initialize = dbgateEnv => {
-  if (dbgateEnv.nativeModules && dbgateEnv.nativeModules['oracledb']) {
-    requireOracledb = dbgateEnv.nativeModules['oracledb'];
-  }
   platformInfo = dbgateEnv.platformInfo;
 };
 

plugins/dbgate-plugin-oracle/webpack-backend.config.js

@@ -35,6 +35,12 @@ var config = {
       },
     }),
   ],
+
+  externals: {
+    'dbgate-tools': 'commonjs dbgate-tools',
+    'dbgate-query-splitter': 'commonjs dbgate-query-splitter',
+    lodash: 'commonjs lodash',
+  },
 };
 
 module.exports = config;