Handle API errors

internal/context/context.go

@@ -17,6 +17,7 @@ package context
 import (
 	"git.supernets.org/perp/gopay/internal/config"
 	"git.supernets.org/perp/gopay/internal/database"
+	"git.supernets.org/perp/gopay/internal/models"
 	"github.com/gin-gonic/gin"
 )
 
@@ -46,7 +47,7 @@ func New(cfg *config.Config, db *database.Database) *Context {
 	}
 }
 
-// Handle gin route with context
+// Return a Gin Context
 func (ctx *Context) API(handler func(ctx *Context)) func(*gin.Context) {
 	return func(gctx *gin.Context) {
 		context := Context{
@@ -57,3 +58,10 @@ func (ctx *Context) API(handler func(ctx *Context)) func(*gin.Context) {
 		handler(&context)
 	}
 }
+
+// Return an Error
+func (ctx *Context) Error(err string) models.Error {
+	return models.Error{
+		Type: err,
+	}
+}