Move internal packages to an internal folder

For reference: https://go.dev/doc/go1.4#internalpackages

internal/ui/settings_update.go

@@ -0,0 +1,87 @@
+// SPDX-FileCopyrightText: Copyright The Miniflux Authors. All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
+
+package ui // import "miniflux.app/v2/internal/ui"
+
+import (
+	"net/http"
+
+	"miniflux.app/v2/internal/http/request"
+	"miniflux.app/v2/internal/http/response/html"
+	"miniflux.app/v2/internal/http/route"
+	"miniflux.app/v2/internal/locale"
+	"miniflux.app/v2/internal/logger"
+	"miniflux.app/v2/internal/model"
+	"miniflux.app/v2/internal/ui/form"
+	"miniflux.app/v2/internal/ui/session"
+	"miniflux.app/v2/internal/ui/view"
+	"miniflux.app/v2/internal/validator"
+)
+
+func (h *handler) updateSettings(w http.ResponseWriter, r *http.Request) {
+	sess := session.New(h.store, request.SessionID(r))
+	view := view.New(h.tpl, r, sess)
+
+	loggedUser, err := h.store.UserByID(request.UserID(r))
+	if err != nil {
+		html.ServerError(w, r, err)
+		return
+	}
+
+	timezones, err := h.store.Timezones()
+	if err != nil {
+		html.ServerError(w, r, err)
+		return
+	}
+
+	settingsForm := form.NewSettingsForm(r)
+
+	view.Set("form", settingsForm)
+	view.Set("themes", model.Themes())
+	view.Set("languages", locale.AvailableLanguages())
+	view.Set("timezones", timezones)
+	view.Set("menu", "settings")
+	view.Set("user", loggedUser)
+	view.Set("countUnread", h.store.CountUnreadEntries(loggedUser.ID))
+	view.Set("countErrorFeeds", h.store.CountUserFeedsWithErrors(loggedUser.ID))
+
+	if err := settingsForm.Validate(); err != nil {
+		view.Set("errorMessage", err.Error())
+		html.OK(w, r, view.Render("settings"))
+		return
+	}
+
+	userModificationRequest := &model.UserModificationRequest{
+		Username:            model.OptionalString(settingsForm.Username),
+		Password:            model.OptionalString(settingsForm.Password),
+		Theme:               model.OptionalString(settingsForm.Theme),
+		Language:            model.OptionalString(settingsForm.Language),
+		Timezone:            model.OptionalString(settingsForm.Timezone),
+		EntryDirection:      model.OptionalString(settingsForm.EntryDirection),
+		EntriesPerPage:      model.OptionalInt(settingsForm.EntriesPerPage),
+		DisplayMode:         model.OptionalString(settingsForm.DisplayMode),
+		GestureNav:          model.OptionalString(settingsForm.GestureNav),
+		DefaultReadingSpeed: model.OptionalInt(settingsForm.DefaultReadingSpeed),
+		CJKReadingSpeed:     model.OptionalInt(settingsForm.CJKReadingSpeed),
+		DefaultHomePage:     model.OptionalString(settingsForm.DefaultHomePage),
+	}
+
+	if validationErr := validator.ValidateUserModification(h.store, loggedUser.ID, userModificationRequest); validationErr != nil {
+		view.Set("errorMessage", validationErr.TranslationKey)
+		html.OK(w, r, view.Render("settings"))
+		return
+	}
+
+	err = h.store.UpdateUser(settingsForm.Merge(loggedUser))
+	if err != nil {
+		logger.Error("[UI:UpdateSettings] %v", err)
+		view.Set("errorMessage", "error.unable_to_update_user")
+		html.OK(w, r, view.Render("settings"))
+		return
+	}
+
+	sess.SetLanguage(loggedUser.Language)
+	sess.SetTheme(loggedUser.Theme)
+	sess.NewFlashMessage(locale.NewPrinter(request.UserLanguage(r)).Printf("alert.prefs_saved"))
+	html.Redirect(w, r, route.Path(h.router, "settings"))
+}