Downlooad SQL as CSV workflow

Author: polterguy

.gitignore

@@ -381,3 +381,4 @@ backend/files/etc/cache/*
 deployment.apps/*
 backend/files/etc/stripe-subscription-templates/templates.hl
 backend/files/etc/hyperlambda-training-material/*
+/backend/files/etc/tmp

backend/files/misc/common-startup-files/default.md

@@ -674,6 +674,27 @@ Arguments:
 * database - Mandatory database to connect to and execute SQL within.
 * database-type - Optional argument being database type. Can be either 'mysql', 'pgsql', 'mssql' or 'sqlite'. Defaults to 'sqlite'.
 
+### Export SQL
+
+Connects to the [database] database, and executes the specified [sql], for then to allow the frontend to download it as a CSV file. Use this function if the user tells you to export some database table, and/or specific SQL query as a CSV file.
+
+___
+FUNCTION_INVOCATION[/misc/workflows/workflows/database/export-sql.hl]:
+{
+  "sql": "[STRING_VALUE]",
+  "database": "[STRING_VALUE]",
+  "database-type": "[STRING_VALUE]"
+}
+___
+
+Arguments:
+
+* sql - Mandatory argument being SQL to execute, unless specifically overridden the dialect should be SQLite.
+* database - Mandatory database to connect to and execute SQL within.
+* database-type - Optional argument being database type. Can be either 'mysql', 'pgsql', 'mssql' or 'sqlite'. Defaults to 'sqlite'.
+
+This function will signal the frontend once done, allowing the user to download the resulting CSV file. Use this function if the user asks you to export a database table, or some specific SQL to a CSV file.
+
 ### List databases
 
 Lists all SQLite databases in the system

backend/files/misc/workflows/workflows/database/export-sql.hl

@@ -0,0 +1,86 @@
+
+/*
+ * Executes the specified [sql] and exports it as a CSV file
+ * 
+ * Connects to [database] database, and executes the specified [sql], and exports the file as a CSV vile.
+ */
+.arguments
+
+   // Injected by the framework to identify the session.
+   _session:string
+
+   // Mandatory argument being SQL to execute, unless specifically overridden the dialect should be SQLite
+   sql:string
+
+   // Mandatory database to connect to and execute SQL within.
+   database:string
+
+   // Optional argument being database type. Can be either 'mysql', 'pgsql', 'mssql' or 'sqlite'. Defaults to 'sqlite'.
+   database-type:string
+
+// Ensuring user is root.
+auth.ticket.verify:root
+
+// Applying defaults.
+validators.default:x:@.arguments
+   database-type:sqlite
+
+// Sanity checking invocation.
+validators.mandatory:x:@.arguments/*/sql
+validators.mandatory:x:@.arguments/*/_session
+validators.mandatory:x:@.arguments/*/database
+log.info:x:@.arguments/*/sql
+   database:x:@.arguments/*/database
+
+// Parametrizing connect
+insert-before:x:./*/data.connect/0
+   get-nodes:x:@.arguments/*/database-type
+
+// Connecting to database
+data.connect:x:@.arguments/*/database
+
+   // Parametrizing connect
+   add:x:./*/data.select
+      get-nodes:x:@.arguments/*/database-type
+
+   // Executing SQL.
+   data.select:x:@.arguments/*/sql
+
+   // Converting to CSV.
+   lambda2csv:x:@data.select/*
+
+   // Saving to temp folder.
+   .path:/etc/tmp/
+   if
+      not
+         io.folder.exists:x:@.path
+      .lambda
+         io.folder.create:x:@.path
+   set-value:x:@.path
+      strings.concat
+         get-value:x:@.path
+         .:sql-export-
+         crypto.random
+            min:25
+            max:25
+         .:.csv
+   io.file.save:x:@.path
+      get-value:x:@lambda2csv
+
+   auth.ticket.create
+      username:service
+      roles
+         .:root
+
+   // Signaling frontend that file can be downloaded
+   sockets.signal:x:@.arguments/*/_session
+      role:root
+      args
+         type:download_file
+         ticket:x:@auth.ticket.create
+         filename:x:@.path
+         .
+
+   // Returning result to caller.
+   yield
+      rows:x:@data.select/*

backend/files/misc/workflows/workflows/database/select-sql.hl

@@ -2,7 +2,7 @@
 /*
  * Executes the specified [sql] and returns the result
  * 
- * Connect to [database] database, and executes the specified [sql], and returns all rows resulting from the SQL to caller.
+ * Connects to [database] database, and executes the specified [sql], and returns all rows resulting from the SQL to caller.
  */
 .arguments
 

frontend/src/app/components/protected/dashboard/components/vibe-coding/vibe-coding.component.scss

@@ -206,9 +206,20 @@
 }
 
 ::ng-deep .download_file {
-  display: inline-block;
+  display: block;
   border: solid 1px rgba(0,0,0,.1);
   border-radius: 5px;
   padding: 5px 25px;
   text-decoration: none;
+  margin-left: auto;
+  margin-right: auto;
+  width: 200px;
+  text-align: center;
+  margin-top: 25px;
+  margin-bottom: 25px;
+}
+
+::ng-deep .hljs_ignore {
+  margin-top: 25px;
+  margin-bottom: 25px;
 }

frontend/src/app/components/protected/dashboard/components/vibe-coding/vibe-coding.component.ts

@@ -380,7 +380,7 @@ export class VibeCodingComponent implements OnInit, OnDestroy {
 
           // Verifying we should not ignore this guy.
           let ignore = false;
-          let idxEl = el
+          let idxEl = el;
           while (idxEl) {
             if (idxEl.classList.contains('hljs_ignore')) {
               ignore = true;