Display error messages on form

two new strings need translating in lang/form.

api.go

@@ -325,7 +325,7 @@ func (app *appContext) NewUser(gc *gin.Context) {
 	app.debug.Printf("%s: New user attempt", req.Code)
 	if !app.checkInvite(req.Code, false, "") {
 		app.info.Printf("%s New user failed: invalid code", req.Code)
-		respondBool(401, false, gc)
+		respond(401, "errorInvalidCode", gc)
 		return
 	}
 	validation := app.validator.validate(req.Password)
@@ -344,15 +344,15 @@ func (app *appContext) NewUser(gc *gin.Context) {
 	}
 	existingUser, _, _ := app.jf.UserByName(req.Username, false)
 	if existingUser != nil {
-		msg := fmt.Sprintf("User already exists named %s", req.Username)
+		msg := fmt.Sprintf("User %s", req.Username)
 		app.info.Printf("%s New user failed: %s", req.Code, msg)
-		respond(401, msg, gc)
+		respond(401, "errorUserExists", gc)
 		return
 	}
 	user, status, err := app.jf.NewUser(req.Username, req.Password)
 	if !(status == 200 || status == 204) || err != nil {
 		app.err.Printf("%s New user failed: Jellyfin responded with %d", req.Code, status)
-		respond(401, "Unknown error", gc)
+		respond(401, app.storage.lang.Admin[app.storage.lang.chosenAdminLang].Notifications.get("errorUnknown"), gc)
 		return
 	}
 	app.storage.loadProfiles()

html/form-base.html

@@ -5,6 +5,7 @@
     window.invalidPassword = "{{ .strings.reEnterPasswordInvalid }}";
     window.URLBase = "{{ .urlBase }}";
     window.code = "{{ .code }}";
+    window.messages = JSON.parse({{ .notifications }});
 </script>
 <script src="js/form.js" type="module"></script>
 {{ end }}

html/form.html

@@ -13,7 +13,6 @@
                 <a class="button ~urge !normal full-width center supra submit" href="{{ .jfLink }}" id="create-success-button">{{ .strings.successContinueButton }}</a>
             </div>
         </div>
-        <div id="notification-box"></div>
         <span class="dropdown" tabindex="0" id="lang-dropdown">
             <span class="button ~urge dropdown-button">
                 <i class="ri-global-line"></i>

lang.go

@@ -48,8 +48,10 @@ func (ls *formLangs) getOptions(chosen string) (string, []string) {
 }
 
 type formLang struct {
-	Meta                  langMeta                  `json:"meta"`
-	Strings               langSection               `json:"strings"`
+	Meta                  langMeta    `json:"meta"`
+	Strings               langSection `json:"strings"`
+	Notifications         langSection `json:"notifications"`
+	notificationsJSON     string
 	ValidationStrings     map[string]quantityString `json:"validationStrings"`
 	validationStringsJSON string
 }

lang/form/en-us.json

@@ -16,6 +16,10 @@
         "successHeader": "Success!",
         "successContinueButton": "Continue"
     },
+    "notifications": {
+        "errorUserExists": "User already exists.",
+        "errorInvalidCode": "Invalid invite code."
+    },
     "validationStrings": {
         "length": {
             "singular": "Must have at least {n} character",

storage.go

@@ -166,12 +166,18 @@ func (st *Storage) loadLangForm() error {
 		}
 		if fname != "en-us.json" {
 			patchLang(&english.Strings, &lang.Strings)
+			patchLang(&english.Notifications, &lang.Notifications)
 			patchQuantityStrings(&english.ValidationStrings, &lang.ValidationStrings)
 		}
+		notifications, err := json.Marshal(lang.Notifications)
+		if err != nil {
+			return err
+		}
 		validationStrings, err := json.Marshal(lang.ValidationStrings)
 		if err != nil {
 			return err
 		}
+		lang.notificationsJSON = string(notifications)
 		lang.validationStringsJSON = string(validationStrings)
 		st.lang.Form[index] = lang
 		return nil

ts/form.ts

@@ -7,6 +7,7 @@ interface formWindow extends Window {
     invalidPassword: string;
     modal: Modal;
     code: string;
+    messages: { [key: string]: string };
 }
 
 interface pwValString {
@@ -75,7 +76,8 @@ rePasswordField.addEventListener("keyup", checkPasswords);
 passwordField.addEventListener("keyup", checkPasswords);
 
 interface respDTO {
-    [ type: string ]: boolean;
+    response: boolean;
+    error: string;
 }
 
 interface sendDTO {
@@ -96,13 +98,12 @@ const create = (event: SubmitEvent) => {
     };
     _post("/newUser", send, (req: XMLHttpRequest) => {
         if (req.readyState == 4) {
-            let vals = JSON.parse(req.response) as respDTO;
+            let vals = req.response as respDTO;
             let valid = true;
             for (let type in vals) {
                 if (requirements[type]) { requirements[type].valid = vals[type]; }
                 if (!vals[type]) { valid = false; }
             }
-            toggleLoader(submitSpan);
             if (req.status == 200 && valid) {
                 window.modal.show();
             } else {
@@ -114,6 +115,21 @@ const create = (event: SubmitEvent) => {
                 }, 1000);
             }
         }
+    }, true, (req: XMLHttpRequest) => {
+        if (req.readyState == 4) {
+            toggleLoader(submitSpan);
+            if (req.status == 401) {
+                if (req.response["error"] as string) {
+                    const old = submitSpan.textContent;
+                    if (req.response["error"] in window.messages) {
+                        submitSpan.textContent = window.messages[req.response["error"]];
+                    } else {
+                        submitSpan.textContent = req.response["error"];
+                    }
+                    setTimeout(() => { submitSpan.textContent = old; }, 1000);
+                }
+            }
+        }
     });
 };
 

ts/modules/common.ts

@@ -67,7 +67,7 @@ export const _get = (url: string, data: Object, onreadystatechange: (req: XMLHtt
     req.send(JSON.stringify(data));
 };
 
-export const _post = (url: string, data: Object, onreadystatechange: (req: XMLHttpRequest) => void, response?: boolean): void => {
+export const _post = (url: string, data: Object, onreadystatechange: (req: XMLHttpRequest) => void, response?: boolean, statusHandler?: (req: XMLHttpRequest) => void): void => {
     let req = new XMLHttpRequest();
     req.open("POST", window.URLBase + url, true);
     if (response) {
@@ -76,7 +76,8 @@ export const _post = (url: string, data: Object, onreadystatechange: (req: XMLHt
     req.setRequestHeader("Authorization", "Bearer " + window.token);
     req.setRequestHeader('Content-Type', 'application/json; charset=UTF-8');
     req.onreadystatechange = () => {
-        if (req.status == 0) {
+        if (statusHandler) { statusHandler(req); }
+        else if (req.status == 0) {
             window.notifications.connectionError();
             return;
         } else if (req.status == 401) {

views.go

@@ -96,6 +96,7 @@ func (app *appContext) InviteProxy(gc *gin.Context) {
 			"username":          !app.config.Section("email").Key("no_username").MustBool(false),
 			"strings":           app.storage.lang.Form[lang].Strings,
 			"validationStrings": app.storage.lang.Form[lang].validationStringsJSON,
+			"notifications":     app.storage.lang.Form[lang].notificationsJSON,
 			"code":              code,
 		})
 	} else {