init: Initial commit

app/repositories/applications.go

@@ -0,0 +1,16 @@
+package repositories
+
+import (
+	"time"
+
+	"git.secnex.io/secnex/oauth2-api/database"
+	"git.secnex.io/secnex/oauth2-api/models"
+)
+
+func GetApplicationByClientID(clientID string) (*models.Application, error) {
+	var application *models.Application
+	if err := database.DB.Where("client_id = ? AND expires_at > ?", clientID, time.Now().UTC()).First(&application).Error; err != nil {
+		return nil, err
+	}
+	return application, nil
+}