From ae26e9c49e88581d0a9398fbe9296b0a745f8599 Mon Sep 17 00:00:00 2001
From: Reindert Vetter <reindert@myparcel.nl>
Date: Thu, 6 May 2021 22:45:08 +0200
Subject: [PATCH] confetti-framework/confetti#110 code example to connect to
 database

---
 .env                             |  6 ++--
 app/http/controllers/homepage.go |  9 +++--
 app/providers/provider_index.go  |  1 +
 config/database.go               | 59 ++++++++++++++++++++++++++++++++
 config/index.go                  | 11 +++---
 5 files changed, 76 insertions(+), 10 deletions(-)
 create mode 100644 config/database.go

diff --git a/.env b/.env
index 918faf7..a072613 100755
--- a/.env
+++ b/.env
@@ -6,8 +6,8 @@ APP_DEBUG=true
 APP_URL=http://localhost
 
 DB_CONNECTION=mysql
-DB_HOST=127.0.0.1
+DB_HOST=mysql
 DB_PORT=3306
 DB_DATABASE=confetti
-DB_USERNAME=root
-DB_PASSWORD=
+DB_USERNAME=app
+DB_PASSWORD=secret
diff --git a/app/http/controllers/homepage.go b/app/http/controllers/homepage.go
index 35add1e..16d050b 100644
--- a/app/http/controllers/homepage.go
+++ b/app/http/controllers/homepage.go
@@ -3,10 +3,15 @@ package controllers
 import (
 	"github.com/confetti-framework/contract/inter"
 	"github.com/confetti-framework/foundation/http/outcome"
-	"src/resources/views"
 )
 
 // Homepage contains the code responsible for generating the home page.
 func Homepage(request inter.Request) inter.Response {
-	return outcome.Html(views.Homepage(request.App(), "Confetti", "Let's be creative!"))
+	db := request.App().Db()
+	databases := db.Query("SHOW databases;")
+	if databases.Empty() {
+
+		return outcome.Html("Database empty")
+	}
+	return outcome.Html("Databases: "+databases.First().String())
 }
diff --git a/app/providers/provider_index.go b/app/providers/provider_index.go
index 6fdc31c..6d9a8c9 100644
--- a/app/providers/provider_index.go
+++ b/app/providers/provider_index.go
@@ -49,5 +49,6 @@ var Providers = struct {
 	BootProviders: []inter.BootServiceProvider{
 		AppServiceProvider{},
 		RouteServiceProvider{},
+		providers.DatabaseServiceProvider{Connections: config.Database.Connections},
 	},
 }
diff --git a/config/database.go b/config/database.go
new file mode 100644
index 0000000..1aef959
--- /dev/null
+++ b/config/database.go
@@ -0,0 +1,59 @@
+package config
+
+import (
+	"github.com/confetti-framework/contract/inter"
+	"github.com/confetti-framework/foundation/db"
+	"github.com/confetti-framework/support/env"
+	"time"
+)
+
+var Database = struct {
+	Default     string
+	Connections map[string]inter.Connection
+}{
+
+	/*
+	   |--------------------------------------------------------------------------
+	   | Default Database Connection Name
+	   |--------------------------------------------------------------------------
+	   |
+	   | Here you may specify which of the database connections below you wish
+	   | to use as your default connection for all database work. Of course
+	   | you may use many connections at once.
+	   |
+	*/
+	Default: env.StringOr("DB_CONNECTION", "mysql"),
+
+	/*
+	   |--------------------------------------------------------------------------
+	   | Database Connections
+	   |--------------------------------------------------------------------------
+	   |
+	   | Here are each of the database connections setup for your application.
+	   | Of course, examples of configuring each database platform that is
+	   | supported by Confetti is shown below to make development simple.
+	   |
+	*/
+
+	Connections: map[string]inter.Connection{
+		"mysql": &db.MySQL{
+			Host:         env.StringOr("DB_HOST", "127.0.0.1"),
+			Port:         env.IntOr("DB_PORT", 3306),
+			Database:     env.StringOr("DB_DATABASE", "confetti"),
+			Username:     env.StringOr("DB_USERNAME", "app"),
+			Password:     env.StringOr("DB_PASSWORD", ""),
+			QueryTimeout: 10 * time.Second,
+		},
+
+		/*
+			"postgresql": &db.PostgreSQL{
+				Host:         env.StringOr("DB_HOST", "127.0.0.1"),
+				Port:         env.IntOr("DB_PORT", 5432),
+				Database:     env.StringOr("DB_DATABASE", "confetti"),
+				Username:     env.StringOr("DB_USERNAME", "app"),
+				Password:     env.StringOr("DB_PASSWORD", ""),
+				QueryTimeout: 10 * time.Second,
+			},
+		*/
+	},
+}
diff --git a/config/index.go b/config/index.go
index 633105c..42f892b 100644
--- a/config/index.go
+++ b/config/index.go
@@ -3,9 +3,10 @@ package config
 // Index of all configuration. Add your configuration to the list. This allows
 // the framework and modules to use your configuration.
 var Index = map[string]interface{}{
-	"App":     App,
-	"Path":    Path,
-	"Errors":  Errors,
-	"Logging": Logging,
-	"Embed":   Embed,
+	"App":      App,
+	"Path":     Path,
+	"Errors":   Errors,
+	"Logging":  Logging,
+	"Embed":    Embed,
+	"Database": Database,
 }