backend bundle refactor

packages/api/src/utility/driverConnect.js

@@ -1,15 +1,11 @@
 const mssql = require('mssql');
 const mysql = require('mysql');
 const pg = require('pg');
-const fs = require('fs-extra');
-const path = require('path');
 
 const nativeModules = {
   mssql,
   mysql,
   pg,
-  fs,
-  path,
 };
 
 function driverConnect(driver, connection) {

packages/engines/mssql/MsSqlAnalyser.js

@@ -1,13 +1,9 @@
 const fp = require('lodash/fp');
 const _ = require('lodash');
+const sql = require('./sql')
 
 const DatabaseAnalayser = require('../default/DatabaseAnalyser');
 
-/** @returns {Promise<string>} */
-async function loadQuery(pool, name) {
-  return await pool._nativeModules.fs.readFile(pool._nativeModules.path.join(__dirname, name), 'utf-8');
-}
-
 const byTableFilter = table => x => x.pureName == table.pureName && x.schemaName == x.schemaName;
 
 function extractPrimaryKeys(table, pkColumns) {
@@ -184,15 +180,15 @@ class MsSqlAnalyser extends DatabaseAnalayser {
     functions = false,
     triggers = false
   ) {
-    let res = await loadQuery(this.pool, resFileName);
+    let res = sql[resFileName];
     res = res.replace('=[OBJECT_ID_CONDITION]', ' is not null');
     return res;
   }
   async runAnalysis() {
-    const tables = await this.driver.query(this.pool, await this.createQuery('tables.sql'));
-    const columns = await this.driver.query(this.pool, await this.createQuery('columns.sql'));
-    const pkColumns = await this.driver.query(this.pool, await this.createQuery('primary_keys.sql'));
-    const fkColumns = await this.driver.query(this.pool, await this.createQuery('foreign_keys.sql'));
+    const tables = await this.driver.query(this.pool, await this.createQuery('tables'));
+    const columns = await this.driver.query(this.pool, await this.createQuery('columns'));
+    const pkColumns = await this.driver.query(this.pool, await this.createQuery('primaryKeys'));
+    const fkColumns = await this.driver.query(this.pool, await this.createQuery('foreignKeys'));
 
     this.result.tables = tables.rows.map(table => ({
       ...table,

packages/engines/mssql/sql/columns.js

@@ -1,3 +1,4 @@
+module.exports = `
 select c.name as columnName, t.name as dataType, c.object_id as objectId, c.is_identity as isIdentity,
 	c.max_length as maxLength, c.precision, c.scale, c.is_nullable as isNullable,
 	d.definition as defaultValue, d.name as defaultConstraint,
@@ -11,3 +12,4 @@ left join sys.default_constraints d on c.default_object_id = d.object_id
 left join sys.computed_columns m on m.object_id = c.object_id and m.column_id = c.column_id
 where o.type = 'U' and o.object_id =[OBJECT_ID_CONDITION]
 order by c.column_id
+`;

packages/engines/mssql/sql/foreignKeys.js

@@ -1,3 +1,4 @@
+module.exports = `
 SELECT
     schemaName = FK.TABLE_SCHEMA,
     pureName = FK.TABLE_NAME,
@@ -36,3 +37,4 @@ inner join sys.objects o on FK.TABLE_NAME = o.name
 inner join sys.schemas s on o.schema_id = s.schema_id and FK.TABLE_SCHEMA = s.name
 
 where o.object_id =[OBJECT_ID_CONDITION]
+`;

packages/engines/mssql/sql/index.js

@@ -0,0 +1,11 @@
+const columns = require('./columns');
+const foreignKeys = require('./foreignKeys');
+const primaryKeys = require('./primaryKeys');
+const tables = require('./tables');
+
+module.exports = {
+  columns,
+  tables,
+  foreignKeys,
+  primaryKeys,
+};

packages/engines/mssql/sql/primaryKeys.js

@@ -1,3 +1,4 @@
+module.exports = `
 select o.object_id, pureName = t.Table_Name, schemaName = t.Table_Schema, columnName = c.Column_Name, constraintName=t.constraint_name from 
     INFORMATION_SCHEMA.TABLE_CONSTRAINTS t,
     sys.objects o,
@@ -10,3 +11,4 @@ where
     and c.Table_Name = t.Table_Name
     and Constraint_Type = 'PRIMARY KEY'
 	and o.object_id =[OBJECT_ID_CONDITION]
+`;

packages/engines/mssql/sql/tables.js

@@ -1,6 +1,8 @@
+module.exports = `
 select
 	o.name as pureName, s.name as schemaName, o.object_id as objectId,
 	o.create_date, o.modify_date 
 from sys.tables o
 inner join sys.schemas s on o.schema_id = s.schema_id
 where o.object_id =[OBJECT_ID_CONDITION]
+`;

packages/engines/mysql/MySqlAnalyser.js

@@ -1,15 +1,8 @@
-const fp = require("lodash/fp");
-const _ = require("lodash");
+const fp = require('lodash/fp');
+const _ = require('lodash');
+const sql = require('./sql');
 
-const DatabaseAnalayser = require("../default/DatabaseAnalyser");
-
-/** @returns {Promise<string>} */
-async function loadQuery(pool, name) {
-  return await pool._nativeModules.fs.readFile(
-    pool._nativeModules.path.join(__dirname, name),
-    "utf-8"
-  );
-}
+const DatabaseAnalayser = require('../default/DatabaseAnalyser');
 
 class MySqlAnalyser extends DatabaseAnalayser {
   constructor(pool, driver) {
@@ -24,20 +17,14 @@ class MySqlAnalyser extends DatabaseAnalayser {
     functions = false,
     triggers = false
   ) {
-    let res = await loadQuery(this.pool, resFileName);
-    res = res.replace("=[OBJECT_NAME_CONDITION]", " is not null");
-    res = res.replace("#DATABASE#", this.pool._database_name);
+    let res = sql[resFileName];
+    res = res.replace('=[OBJECT_NAME_CONDITION]', ' is not null');
+    res = res.replace('#DATABASE#', this.pool._database_name);
     return res;
   }
   async runAnalysis() {
-    const tables = await this.driver.query(
-      this.pool,
-      await this.createQuery("tables.sql")
-    );
-    const columns = await this.driver.query(
-      this.pool,
-      await this.createQuery("columns.sql")
-    );
+    const tables = await this.driver.query(this.pool, await this.createQuery('tables'));
+    const columns = await this.driver.query(this.pool, await this.createQuery('columns'));
     //   const pkColumns = await this.driver.query(this.pool, await this.createQuery('primary_keys.sql'));
     //   const fkColumns = await this.driver.query(this.pool, await this.createQuery('foreign_keys.sql'));
 
@@ -48,9 +35,9 @@ class MySqlAnalyser extends DatabaseAnalayser {
         .map(({ isNullable, extra, ...col }) => ({
           ...col,
           notNull: !isNullable,
-          autoIncrement: extra && extra.toLowerCase().includes("auto_increment")
+          autoIncrement: extra && extra.toLowerCase().includes('auto_increment'),
         })),
-      foreignKeys: []
+      foreignKeys: [],
       // primaryKey: extractPrimaryKeys(table, pkColumns.rows),
       // foreignKeys: extractForeignKeys(table, fkColumns.rows),
     }));

packages/engines/mysql/sql/columns.js

@@ -1,3 +1,4 @@
+module.exports = `
 select 
 	TABLE_NAME as pureName, 
 	COLUMN_NAME as columnName,
@@ -11,3 +12,4 @@ select
 from INFORMATION_SCHEMA.COLUMNS
 where TABLE_SCHEMA = '#DATABASE#' and TABLE_NAME =[OBJECT_NAME_CONDITION]
 order by ORDINAL_POSITION
+`;

packages/engines/mysql/sql/index.js

@@ -0,0 +1,7 @@
+const columns = require('./columns');
+const tables = require('./tables');
+
+module.exports = {
+  columns,
+  tables,
+};

packages/engines/mysql/sql/tables.js

@@ -1,5 +1,7 @@
+module.exports = `
 select 
 	TABLE_NAME as pureName, 
 	case when ENGINE='InnoDB' then CREATE_TIME else coalesce(UPDATE_TIME, CREATE_TIME) end as alterTime 
 from information_schema.tables 
 where TABLE_SCHEMA = '#DATABASE#' and TABLE_NAME =[OBJECT_NAME_CONDITION];
+`;

packages/engines/postgres/PostgreAnalyser.js

@@ -1,16 +1,9 @@
 const fp = require("lodash/fp");
 const _ = require("lodash");
+const sql = require('./sql')
 
 const DatabaseAnalayser = require("../default/DatabaseAnalyser");
 
-/** @returns {Promise<string>} */
-async function loadQuery(pool, name) {
-  return await pool._nativeModules.fs.readFile(
-    pool._nativeModules.path.join(__dirname, name),
-    "utf-8"
-  );
-}
-
 class MySqlAnalyser extends DatabaseAnalayser {
   constructor(pool, driver) {
     super(pool, driver);
@@ -24,18 +17,18 @@ class MySqlAnalyser extends DatabaseAnalayser {
     functions = false,
     triggers = false
   ) {
-    let res = await loadQuery(this.pool, resFileName);
+    let res = sql[resFileName];
     res = res.replace("=[OBJECT_ID_CONDITION]", " is not null");
     return res;
   }
   async runAnalysis() {
     const tables = await this.driver.query(
       this.pool,
-      await this.createQuery("table_modifications.psql")
+      await this.createQuery("tableModifications")
     );
     const columns = await this.driver.query(
       this.pool,
-      await this.createQuery("columns.psql")
+      await this.createQuery("columns")
     );
     //   const pkColumns = await this.driver.query(this.pool, await this.createQuery('primary_keys.sql'));
     //   const fkColumns = await this.driver.query(this.pool, await this.createQuery('foreign_keys.sql'));

packages/engines/postgres/sql/columns.js

@@ -1,3 +1,4 @@
+module.exports = `
 select 
 	table_schema as "schemaName", 
 	table_name as "pureName", 
@@ -15,3 +16,4 @@ where
 		and table_schema !~ '^pg_toast' 
 		and 'table:' || table_schema || '.' || table_name =[OBJECT_ID_CONDITION]
 order by ordinal_position
+`;

packages/engines/postgres/sql/index.js

@@ -0,0 +1,7 @@
+const columns = require('./columns');
+const tableModifications = require('./tableModifications');
+
+module.exports = {
+  columns,
+  tableModifications,
+};

packages/engines/postgres/sql/tableModifications.js

@@ -1,6 +1,7 @@
+module.exports = `
 with pkey as
 (
-    select cc.conrelid, format(E'create constraint %I primary key(%s);\n', cc.conname,
+    select cc.conrelid, format(E'create constraint %I primary key(%s);\\n', cc.conname,
         string_agg(a.attname, ', ' 
             order by array_position(cc.conkey, a.attnum))) pkey
     from pg_catalog.pg_constraint cc
@@ -13,13 +14,13 @@ with pkey as
 
 
 SELECT oid as "objectId", nspname as "schemaName", relname as "pureName",
-  md5('CREATE TABLE ' || nspname || '.' || relname || E'\n(\n' ||
+  md5('CREATE TABLE ' || nspname || '.' || relname || E'\\n(\\n' ||
   array_to_string(
     array_agg(
       '    ' || column_name || ' ' ||  type || ' '|| not_null
     )
-    , E',\n'
-  ) || E'\n);\n' || (select pkey from pkey where pkey.conrelid = oid)) as "hash"
+    , E',\\n'
+  ) || E'\\n);\\n' || (select pkey from pkey where pkey.conrelid = oid)) as "hash"
 from
 (
   SELECT 
@@ -48,3 +49,4 @@ from
 ) as tabledefinition
 where 'table:' || nspname || '.' ||  relname =[OBJECT_ID_CONDITION]
 group by relname, nspname, oid
+`;