Apparently for 2 weeks (yes 2 whole fucking weeks) I was using NamedExec wrong instead of MustExec so inserts haven't worked since then. Other than that, this is a more cleaned up MVC style setup than before.

api/tools.go

@@ -0,0 +1,43 @@
+package api
+
+import (
+  "log"
+  "github.com/gofiber/fiber/v2"
+   "github.com/go-playground/validator/v10"
+ )
+
+type Failure struct {
+	Message string `json:"message"`
+}
+
+func IfErrNil(err error, c *fiber.Ctx) error {
+	if err != nil {
+		log.Output(10, err.Error())
+		c.SendStatus(fiber.StatusInternalServerError)
+		return c.JSON(Failure{err.Error()})
+	}
+
+	return err
+}
+
+func ReceivePost[T any](c *fiber.Ctx) (*T, error) {
+  var result *T
+  result = new(T)
+
+  if err := c.BodyParser(result); err != nil {
+    log.Println(err);
+    return result, err
+  }
+
+  var validate *validator.Validate
+  validate = validator.New(validator.WithRequiredStructEnabled())
+
+  if err := validate.Struct(result); err != nil {
+    validationErrors := err.(validator.ValidationErrors)
+    log.Println(validationErrors)
+    return result, err
+  }
+
+  return result, nil
+}
+

data/crud.go

@@ -0,0 +1,40 @@
+package data
+
+import (
+  "github.com/gofiber/fiber/v2"
+   _ "github.com/mattn/go-sqlite3"
+   "github.com/jmoiron/sqlx"
+ )
+
+func SelectJson[T any](db *sqlx.DB, c *fiber.Ctx, err error, sql string, args ...interface{}) error {
+  var result []T
+  if err != nil { goto fail }
+
+  err = db.Select(&result, sql, args...)
+  if err != nil { goto fail }
+
+  return c.JSON(&result)
+
+fail: return err
+}
+
+func GetJson[T any](db *sqlx.DB, c *fiber.Ctx, err error, sql string, args ...interface{}) error {
+  var result T
+  if err != nil { goto fail }
+
+  err = db.Get(&result, sql, args...)
+  if err != nil { goto fail }
+
+  return c.JSON(&result)
+
+fail: return err
+}
+
+func Insert(db *sqlx.DB, err error, sql_query string, args ...interface{}) error {
+  if err != nil { return err }
+
+  db.MustExec(sql_query, args...)
+  return err
+}
+
+

data/models.go

@@ -0,0 +1,19 @@
+package data
+
+type Login struct {
+	Username string `db:"username" validate:"required"`
+	Password string `db:"password" validate:"required"`
+}
+
+type Link struct {
+  Id int `db:"id" json:"id"`
+  StreamId int `db:"stream_id" json:"stream_id" form:"stream_id" validate:"required,numeric"`
+  Url string `db:"url" json:"url" form:"url" validate:"required,url"`
+  Description string `db:"description" json:"description" form:"description" validate:"required"`
+}
+
+type Stream struct {
+  Id int `db:"id" json:"id"`
+  Title string `db:"title" json:"title"`
+  Description string `db:"description" json:"description"`
+}

main.go

@@ -5,7 +5,7 @@ import (
   "os"
   "os/signal"
   "syscall"
-  "zedshaw.games/webapp/tools"
+  "zedshaw.games/webapp/api"
   "zedshaw.games/webapp/data"
   "github.com/gofiber/fiber/v2"
   "github.com/gofiber/fiber/v2/middleware/logger"
@@ -41,51 +41,52 @@ func main() {
     sess.Set("fuck", "off")
 
     sql, args, err := sq.Select("*").From("stream").ToSql()
-    return tools.SelectJson[data.Stream](db, c, err, sql, args...)
+    err = data.SelectJson[data.Stream](db, c, err, sql, args...)
+
+	return api.IfErrNil(err, c)
   })
 
   app.Get("/api/stream/:id", func (c *fiber.Ctx) error {
     sql, args, err := sq.Select("*").From("stream").Where("id", c.Params("id")).ToSql()
-    return tools.GetJson[data.Stream](db, c, err, sql, args...)
+
+	err = data.GetJson[data.Stream](db, c, err, sql, args...)
+	return api.IfErrNil(err, c)
   })
 
   app.Get("/api/stream/:id/links", func (c *fiber.Ctx) error {
     sql, args, err := sq.Select("*").From("stream_link").Where("stream_id", c.Params("id")).ToSql()
 
-    return tools.SelectJson[data.Link](db, c, err, sql, args...)
+    err = data.SelectJson[data.Link](db, c, err, sql, args...)
+
+	return api.IfErrNil(err, c)
   })
 
-
   app.Post("/api/login", func (c *fiber.Ctx) error {
-	  login, err := tools.ReceivePost[data.Login](c)
+	  login, err := api.ReceivePost[data.Login](c)
-
+	  if(err != nil) { goto fail }
-	  if(err != nil) {
-		  log.Println(err)
-		  c.Redirect("/error/")
-	  }
 
 	  log.Printf("username: %s; password: %s", login.Username, login.Password);
 
       return c.Redirect("/")
+
+	fail:
+	  return api.IfErrNil(err, c)
   })
 
   app.Post("/api/link", func (c *fiber.Ctx) error {
-    link, err := tools.ReceivePost[data.Link](c)
+	var sql string
-    if(err != nil) {
+	var args []interface{}
-      log.Println(err)
-      c.Redirect("/live/")
-    }
 
-    sql, args, err := sq.Insert("stream_link").Columns("stream_id", "url", "description").Values(link.StreamId, link.Url, link.Description).ToSql()
+    link, err := api.ReceivePost[data.Link](c)
+	if err != nil { goto fail }
 
-    err = tools.Insert(db, err, sql, args...)
+    sql, args, err = sq.Insert("stream_link").Columns("stream_id", "url", "description").Values(link.StreamId, link.Url, link.Description).ToSql()
 
-    if err != nil {
+    err = data.Insert(db, err, sql, args...)
-      log.Println(err)
+	return c.Redirect("/live/")
-      return c.Redirect("/live/")
+
-    } else {
+	fail:
-      return c.Redirect("/live/")
+	   return api.IfErrNil(err, c)
-    }
   })
 
   app.Static("/", "./public")

tools/tools.go

@@ -1,69 +0,0 @@
-package tools
-
-import (
-  "log"
-  "github.com/gofiber/fiber/v2"
-
-   _ "github.com/mattn/go-sqlite3"
-   "github.com/jmoiron/sqlx"
-   "github.com/go-playground/validator/v10"
- )
-
-func SelectJson[T any](db *sqlx.DB, c *fiber.Ctx, err error, sql string, args ...interface{}) error {
-  if(err != nil) {
-    log.Fatalln(err)
-  }
-  var result []T
-
-  err = db.Select(&result, sql, args...)
-  if(err != nil) {
-    log.Fatalln(err);
-  }
-
-  return c.JSON(&result);
-}
-
-func GetJson[T any](db *sqlx.DB, c *fiber.Ctx, err error, sql string, args ...interface{}) error {
-  if(err != nil) {
-    log.Fatalln(err)
-  }
-  var result T
-
-  err = db.Get(&result, sql, args...)
-  if(err != nil) {
-    log.Fatalln(err);
-  }
-
-  return c.JSON(&result);
-}
-
-func ReceivePost[T any](c *fiber.Ctx) (*T, error) {
-  var result *T
-  result = new(T)
-
-  if err := c.BodyParser(result); err != nil {
-    log.Println(err);
-    return result, err
-  }
-
-  var validate *validator.Validate
-  validate = validator.New(validator.WithRequiredStructEnabled())
-
-  if err := validate.Struct(result); err != nil {
-    validationErrors := err.(validator.ValidationErrors)
-    log.Println(validationErrors)
-    return result, err
-  }
-
-  return result, nil
-}
-
-func Insert(db *sqlx.DB, err error, sql_query string, args ...interface{}) error {
-  if err != nil {
-    log.Println(err)
-    return err
-  }
-
-  _, exec_err := db.NamedExec(sql_query, args)
-  return exec_err
-}