Refactor routers directory (#15800)

* refactor routers directory

* move func used for web and api to common

* make corsHandler a function to prohibit side efects

* rm unused func

Co-authored-by: 6543 <6543@obermui.de>

routers/web/user/notification.go

@@ -0,0 +1,192 @@
+// Copyright 2019 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package user
+
+import (
+	"errors"
+	"fmt"
+	"net/http"
+	"strconv"
+	"strings"
+
+	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/modules/base"
+	"code.gitea.io/gitea/modules/context"
+	"code.gitea.io/gitea/modules/setting"
+)
+
+const (
+	tplNotification    base.TplName = "user/notification/notification"
+	tplNotificationDiv base.TplName = "user/notification/notification_div"
+)
+
+// GetNotificationCount is the middleware that sets the notification count in the context
+func GetNotificationCount(c *context.Context) {
+	if strings.HasPrefix(c.Req.URL.Path, "/api") {
+		return
+	}
+
+	if !c.IsSigned {
+		return
+	}
+
+	c.Data["NotificationUnreadCount"] = func() int64 {
+		count, err := models.GetNotificationCount(c.User, models.NotificationStatusUnread)
+		if err != nil {
+			c.ServerError("GetNotificationCount", err)
+			return -1
+		}
+
+		return count
+	}
+}
+
+// Notifications is the notifications page
+func Notifications(c *context.Context) {
+	getNotifications(c)
+	if c.Written() {
+		return
+	}
+	if c.QueryBool("div-only") {
+		c.HTML(http.StatusOK, tplNotificationDiv)
+		return
+	}
+	c.HTML(http.StatusOK, tplNotification)
+}
+
+func getNotifications(c *context.Context) {
+	var (
+		keyword = strings.Trim(c.Query("q"), " ")
+		status  models.NotificationStatus
+		page    = c.QueryInt("page")
+		perPage = c.QueryInt("perPage")
+	)
+	if page < 1 {
+		page = 1
+	}
+	if perPage < 1 {
+		perPage = 20
+	}
+
+	switch keyword {
+	case "read":
+		status = models.NotificationStatusRead
+	default:
+		status = models.NotificationStatusUnread
+	}
+
+	total, err := models.GetNotificationCount(c.User, status)
+	if err != nil {
+		c.ServerError("ErrGetNotificationCount", err)
+		return
+	}
+
+	// redirect to last page if request page is more than total pages
+	pager := context.NewPagination(int(total), perPage, page, 5)
+	if pager.Paginater.Current() < page {
+		c.Redirect(fmt.Sprintf("/notifications?q=%s&page=%d", c.Query("q"), pager.Paginater.Current()))
+		return
+	}
+
+	statuses := []models.NotificationStatus{status, models.NotificationStatusPinned}
+	notifications, err := models.NotificationsForUser(c.User, statuses, page, perPage)
+	if err != nil {
+		c.ServerError("ErrNotificationsForUser", err)
+		return
+	}
+
+	failCount := 0
+
+	repos, failures, err := notifications.LoadRepos()
+	if err != nil {
+		c.ServerError("LoadRepos", err)
+		return
+	}
+	notifications = notifications.Without(failures)
+	if err := repos.LoadAttributes(); err != nil {
+		c.ServerError("LoadAttributes", err)
+		return
+	}
+	failCount += len(failures)
+
+	failures, err = notifications.LoadIssues()
+	if err != nil {
+		c.ServerError("LoadIssues", err)
+		return
+	}
+	notifications = notifications.Without(failures)
+	failCount += len(failures)
+
+	failures, err = notifications.LoadComments()
+	if err != nil {
+		c.ServerError("LoadComments", err)
+		return
+	}
+	notifications = notifications.Without(failures)
+	failCount += len(failures)
+
+	if failCount > 0 {
+		c.Flash.Error(fmt.Sprintf("ERROR: %d notifications were removed due to missing parts - check the logs", failCount))
+	}
+
+	c.Data["Title"] = c.Tr("notifications")
+	c.Data["Keyword"] = keyword
+	c.Data["Status"] = status
+	c.Data["Notifications"] = notifications
+
+	pager.SetDefaultParams(c)
+	c.Data["Page"] = pager
+}
+
+// NotificationStatusPost is a route for changing the status of a notification
+func NotificationStatusPost(c *context.Context) {
+	var (
+		notificationID, _ = strconv.ParseInt(c.Req.PostFormValue("notification_id"), 10, 64)
+		statusStr         = c.Req.PostFormValue("status")
+		status            models.NotificationStatus
+	)
+
+	switch statusStr {
+	case "read":
+		status = models.NotificationStatusRead
+	case "unread":
+		status = models.NotificationStatusUnread
+	case "pinned":
+		status = models.NotificationStatusPinned
+	default:
+		c.ServerError("InvalidNotificationStatus", errors.New("Invalid notification status"))
+		return
+	}
+
+	if err := models.SetNotificationStatus(notificationID, c.User, status); err != nil {
+		c.ServerError("SetNotificationStatus", err)
+		return
+	}
+
+	if !c.QueryBool("noredirect") {
+		url := fmt.Sprintf("%s/notifications?page=%s", setting.AppSubURL, c.Query("page"))
+		c.Redirect(url, http.StatusSeeOther)
+	}
+
+	getNotifications(c)
+	if c.Written() {
+		return
+	}
+	c.Data["Link"] = setting.AppURL + "notifications"
+
+	c.HTML(http.StatusOK, tplNotificationDiv)
+}
+
+// NotificationPurgePost is a route for 'purging' the list of notifications - marking all unread as read
+func NotificationPurgePost(c *context.Context) {
+	err := models.UpdateNotificationStatuses(c.User, models.NotificationStatusUnread, models.NotificationStatusRead)
+	if err != nil {
+		c.ServerError("ErrUpdateNotificationStatuses", err)
+		return
+	}
+
+	url := fmt.Sprintf("%s/notifications", setting.AppSubURL)
+	c.Redirect(url, http.StatusSeeOther)
+}