initial commit

providers/QueryBuilderProvider.ts

@@ -0,0 +1,57 @@
+import type { ApplicationContract } from '@ioc:Adonis/Core/Application';
+
+/*
+|--------------------------------------------------------------------------
+| Provider
+|--------------------------------------------------------------------------
+|
+| Your application is not ready when this file is loaded by the framework.
+| Hence, the top level imports relying on the IoC container will not work.
+| You must import them inside the life-cycle methods defined inside
+| the provider class.
+|
+| @example:
+|
+| public async ready () {
+|   const Database = this.app.container.resolveBinding('Adonis/Lucid/Database')
+|   const Event = this.app.container.resolveBinding('Adonis/Core/Event')
+|   Event.on('db:query', Database.prettyPrint)
+| }
+|
+*/
+export default class QueryBuilderProvider {
+    constructor(protected app: ApplicationContract) {}
+
+    public register() {
+        // Register your own bindings
+    }
+
+    public async boot() {
+        // All bindings are ready, feel free to use them
+        const { ModelQueryBuilder } = this.app.container.resolveBinding('Adonis/Lucid/Database');
+
+        ModelQueryBuilder.macro('pluck', async function (valueColumn: string, id?: string) {
+            let rolesPluck = {};
+            (await this).forEach((user, index) => {
+                let idc;
+                if (!id) {
+                    idc = index;
+                } else {
+                    idc = user[id];
+                }
+                const value = user[valueColumn];
+                // rolesPluck[idc] = user.name;
+                rolesPluck[idc] = value;
+            });
+            return rolesPluck;
+        });
+    }
+
+    public async ready() {
+        // App is ready
+    }
+
+    public async shutdown() {
+        // Cleanup, since app is going down
+    }
+}