Merge pull request #277 from codefori/feature/hover_support

Hover support

global.d.ts

@@ -1,4 +1,7 @@
+// https://www.ibm.com/docs/en/i/7.4?topic=views-syscolumns2
 interface TableColumn {
+  TABLE_SCHEMA: string,
+  TABLE_NAME: string,
   COLUMN_NAME: string,
   SYSTEM_COLUMN_NAME: string,
   CONSTRAINT_NAME?: string,
@@ -13,7 +16,9 @@ interface TableColumn {
   IS_IDENTITY: "YES" | "NO",
 }
 
+// https://www.ibm.com/docs/en/i/7.4?topic=views-sysparms
 interface SQLParm {
+  SPECIFIC_SCHEMA: string,
   SPECIFIC_NAME: string,
   PARAMETER_NAME: string,
   PARAMETER_MODE: "IN" | "OUT" | "INOUT",
@@ -25,6 +30,7 @@ interface SQLParm {
   DEFAULT?: string,
   LONG_COMMENT?: string,
   ORDINAL_POSITION: number,
+  ROW_TYPE: "P" | "R",
 }
 
 interface BasicSQLObject {

package.json

@@ -65,7 +65,6 @@
     "chart.js": "^4.4.2",
     "csv": "^6.1.3",
     "json-to-markdown-table": "^1.0.0",
-    "lru-cache": "^6.0.0",
     "node-fetch": "^3.3.1",
     "showdown": "^2.1.0",
     "sql-formatter": "^14.0.0"

src/database/callable.ts

@@ -1,18 +1,21 @@
 
 import vscode from "vscode"
 import { JobManager } from "../config";
-import { QueryOptions } from "../connection/types";
+import { QueryOptions } from "@ibm/mapepire-js/dist/src/types";
 const {instance} = vscode.extensions.getExtension(`halcyontechltd.code-for-ibmi`).exports;
 
 export type CallableType = "PROCEDURE"|"FUNCTION";
 export interface CallableRoutine {
+  schema: string;
+  name: string;
   specificNames: string[];
   type: string;
 }
 
 export interface CallableSignature {
   specificName: string;
   parms: SQLParm[];
+  returns: SQLParm[];
 }
 
 export default class Callable {
@@ -25,6 +28,8 @@ export default class Callable {
     );
 
     let routine: CallableRoutine = {
+      schema,
+      name,
       specificNames: [],
       type: forType
     }
@@ -41,7 +46,7 @@ export default class Callable {
     const results = await JobManager.runSQL<SQLParm>(
       [
         `SELECT * FROM QSYS2.SYSPARMS`,
-        `WHERE SPECIFIC_SCHEMA = ? AND ROW_TYPE = 'P' AND SPECIFIC_NAME in (${specificNames.map(n => `?`).join(`, `)})`,
+        `WHERE SPECIFIC_SCHEMA = ? AND ROW_TYPE in ('P', 'R') AND SPECIFIC_NAME in (${specificNames.map(n => `?`).join(`, `)})`,
         `ORDER BY ORDINAL_POSITION`
       ].join(` `),
       {
@@ -56,49 +61,11 @@ export default class Callable {
     const groupedResults: CallableSignature[] = uniqueSpecificNames.map(name => {
       return {
         specificName: name,
-        parms: results.filter(row => row.SPECIFIC_NAME === name)
+        parms: results.filter(row => row.SPECIFIC_NAME === name && row.ROW_TYPE === `P`),
+        returns: results.filter(row => row.SPECIFIC_NAME === name && row.ROW_TYPE === `R`)
       }
     });
 
     return groupedResults;
   }
-
-  /**
-   * @param schema Not user input
-   * @param specificName Not user input
-   * @returns 
-   */
-  static getParms(schema: string, specificName: string, resolveName: boolean = false): Promise<SQLParm[]> {
-    const rowType = `P`; // Parameter
-    return Callable.getFromSysParms(schema, specificName, rowType, resolveName);
-  }
-
-  static getResultColumns(schema: string, specificName: string, resolveName: boolean = false) {
-    const rowType = `R`; // Row
-    return Callable.getFromSysParms(schema, specificName, rowType, resolveName);
-  }
-
-  static getFromSysParms(schema: string, name: string, rowType: "P"|"R", resolveName: boolean = false): Promise<SQLParm[]> {
-    let parameters = [schema, rowType];
-
-    let specificNameClause = undefined;
-
-    if (resolveName) {
-      specificNameClause = `SPECIFIC_NAME = (select specific_name from qsys2.sysroutines where specific_schema = ? and routine_name = ?)`;
-      parameters.push(schema, name);
-    } else {
-      specificNameClause = `SPECIFIC_NAME = ?`;
-      parameters.push(name);
-    }
-
-    const options : QueryOptions = { parameters };
-    return JobManager.runSQL<SQLParm>(
-      [
-        `SELECT * FROM QSYS2.SYSPARMS`,
-        `WHERE SPECIFIC_SCHEMA = ? AND ROW_TYPE = ? AND ${specificNameClause}`,
-        `ORDER BY ORDINAL_POSITION`
-      ].join(` `),
-      options
-    );
-  }
 }

src/database/schemas.ts

@@ -4,7 +4,7 @@ import { getInstance } from "../base";
 import { JobManager } from "../config";
 
 export type SQLType = "schemas" | "tables" | "views" | "aliases" | "constraints" | "functions" | "variables" | "indexes" | "procedures" | "sequences" | "packages" | "triggers" | "types" | "logicals";
-type PageData = { filter?: string, offset?: number, limit?: number };
+export type PageData = { filter?: string, offset?: number, limit?: number };
 
 const typeMap = {
   'tables': [`T`, `P`, `M`],

src/database/table.ts

@@ -13,6 +13,8 @@ export default class Table {
   static async getItems(schema: string, name: string): Promise<TableColumn[]> {
     const sql = [
       `SELECT `,
+      `  column.TABLE_SCHEMA,`,
+      `  column.TABLE_NAME,`,
       `  column.COLUMN_NAME,`,
       `  key.CONSTRAINT_NAME,`,
       `  column.DATA_TYPE, `,

src/extension.ts

@@ -10,7 +10,7 @@ import { getInstance, loadBase } from "./base";
 import { JobManager, onConnectOrServerInstall, initConfig } from "./config";
 import { queryHistory } from "./views/queryHistoryView";
 import { ExampleBrowser } from "./views/examples/exampleBrowser";
-import { languageInit } from "./language";
+import { languageInit } from "./language/providers";
 import { initialiseTestSuite } from "./testing";
 import { JobManagerView } from "./views/jobManager/jobManagerView";
 import { ServerComponent } from "./connection/serverComponent";
@@ -21,6 +21,7 @@ import { SelfTreeDecorationProvider, selfCodesResultsView } from "./views/jobMan
 import Configuration from "./configuration";
 import { JDBCOptions } from "@ibm/mapepire-js/dist/src/types";
 import { Db2iUriHandler, getStatementUri } from "./uriHandler";
+import { DbCache } from "./language/providers/logic/cache";
 
 export interface Db2i {
   sqlJobManager: SQLJobManager,
@@ -88,6 +89,7 @@ export function activate(context: vscode.ExtensionContext): Db2i {
   const instance = getInstance();
 
   instance.subscribe(context, `connected`, `db2i-connected`, () => {
+    DbCache.resetCache();
     selfCodesView.setRefreshEnabled(false);
     selfCodesView.setJobOnly(false);
     // Refresh the examples when we have it, so we only display certain examples