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package handlers
import (
"fmt"
"log/slog"
"strconv"
"github.com/SayaAndy/saya-today-web/internal/router"
"github.com/gofiber/fiber/v2"
)
type PutLikeHandler struct {
router.BasicHandler
}
func init() {
router.Routes = append(router.Routes, &PutLikeHandler{})
}
func (r *PutLikeHandler) Filter() (method string, path string) {
return "PUT", "/api/v1/like"
}
func (r *PutLikeHandler) IsTemplated() bool {
return false
}
func (r *PutLikeHandler) TemplatesToInject() []string {
return []string{"views/partials/blog-page-like-button.html"}
}
func (r *PutLikeHandler) ToCache() router.CacheSetting {
return router.Disabled
}
func (r *PutLikeHandler) ToValidateLang() router.LangSetting {
return router.InReferer
}
func (r *PutLikeHandler) RateLimiter() *fiber.Handler {
return &router.RateLimiterMedium
}
func (r *PutLikeHandler) Render(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) {
path, pathParts, _, err := router.GetPathFromReferer(c)
if err != nil {
return fiber.StatusBadRequest, fmt.Errorf("error getting path from referer: %w", err)
}
if len(pathParts) != 3 && pathParts[1] != "blog" {
return fiber.StatusBadRequest, fmt.Errorf("invalid path format: expected '/:lang/blog/:page', got '%s'", path)
}
page := pathParts[2]
pageLink := lang + "/" + page + ".md"
if pages, _ := supplements.BlogClient.Scan(pageLink); len(pages) == 0 {
return fiber.StatusNotFound, fmt.Errorf("server did not find '%s' article", pageLink)
}
newLikeStatus, err := strconv.ParseBool(c.FormValue("like", "true"))
if err != nil {
return fiber.StatusBadRequest, fmt.Errorf("invalid like value '%s'", c.FormValue("like"))
}
ip := c.IP()
if newLikeStatus {
supplements.ClientCache.LikeOn(ip, page)
} else {
supplements.ClientCache.LikeOff(ip, page)
}
slog.Debug("someone pressed the like button!", slog.String("ip", ip), slog.String("page", page), slog.String("new_like_status", fmt.Sprint(newLikeStatus)))
templateMap["Liked"] = newLikeStatus
templateMap["LikedCount"] = supplements.ClientCache.GetLikeCount(page)
templateMap["StatusId"] = "email-message"
return fiber.StatusOK, nil
}
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