current

errorhelpers.go

@@ -1 +1,85 @@
-package errorhelpers
+package errorhelpers
+
+import (
+  "fmt"
+  "errors"
+  "git.mmnx.de/Moe/usermanager"
+  "git.mmnx.de/Moe/templatehelpers"
+  "github.com/kataras/iris"
+)
+
+const (
+  ERR_LVL_NOTIFICATION = 0
+  ERR_LVL_INFORMATION = 1
+  ERR_LVL_WARNING = 2
+  ERR_LVL_ERROR = 3
+  ERR_LVL_FATAL = 4
+)
+
+type Error struct {
+  err error
+  errLvl int
+}
+
+func(err Error) getErrLvl() int {
+  return err.errLvl
+}
+
+func(err Error) getError() error {
+  return err.err
+}
+
+func MakeError(e interface{}) Error {
+  var err error
+  var logLvl int
+  // test for input type
+  if v, isError := e.(error); isError {
+    err = v
+  } else if v, isString := e.(string); isString {
+    err = errors.New(v)
+  } else {
+    fmt.Print("Error Type not implemented:")
+    DebugVar(e)
+  }
+
+  switch err.Error() {
+  case usermanager.ERR_USER_NOT_FOUND, usermanager.ERR_PASSWORD_MISMATCH, usermanager.ERR_USERNAME_TAKEN:
+      logLvl = ERR_LVL_WARNING
+    default:
+      logLvl = ERR_LVL_ERROR
+  }
+
+  return Error{err, logLvl}
+}
+
+func DebugVar(v interface{}) {
+  fmt.Printf("%#v\n", v)
+}
+
+func HandleError(e interface{}, ctx *iris.Context, alt []string) {
+  if e == nil { // if no error do nothing
+    if len(alt) > 0 {
+      templatehelpers.ShowNotification(alt, ctx)
+    }
+    return
+  }
+
+  // TODO: alternative for success (if err == nil)
+  // ONLY if alternative's not empty!
+
+  err := MakeError(e) // make an Error object
+
+  switch err.getErrLvl() {
+    case ERR_LVL_NOTIFICATION:
+      templatehelpers.ShowNotification([]string{err.getError().Error()}, ctx)
+    case ERR_LVL_INFORMATION:
+      templatehelpers.ShowNotification([]string{err.getError().Error()}, ctx) // TODO: information custom color
+    case ERR_LVL_WARNING:
+      templatehelpers.ShowError([]string{err.getError().Error()}, ctx)
+    case ERR_LVL_ERROR:
+      templatehelpers.ShowError([]string{err.getError().Error()}, ctx)
+    default:
+      fmt.Print("Not implemented yet: ")
+      DebugVar(err)
+  }
+}