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package router
import (
"fmt"
"log/slog"
"net/url"
"strings"
"time"
"github.com/SayaAndy/saya-today-web/config"
"github.com/SayaAndy/saya-today-web/internal/b2"
"github.com/SayaAndy/saya-today-web/locale"
"github.com/gofiber/fiber/v2"
)
func init() {
assert(0, tm.Add("general-page-header", "views/partials/general-page-header.html"))
}
func Api_V1_GeneralPage_Header(l map[string]*locale.LocaleConfig, langs []config.AvailableLanguageConfig, b2Client *b2.B2Client) func(c *fiber.Ctx) error {
return func(c *fiber.Ctx) error {
c.Set(fiber.HeaderContentType, fiber.MIMETextPlainCharsetUTF8)
referer := c.Get("Referer", "")
if referer == "" {
return c.Status(fiber.ErrBadRequest.Code).SendString("'Referer' header is empty")
}
urlStruct, err := url.ParseRequestURI(referer)
if err != nil {
return c.Status(fiber.ErrBadRequest.Code).SendString(fmt.Sprintf("'Referer' header is invalid: %s", err.Error()))
}
path := urlStruct.EscapedPath()
cacheKey := fmt.Sprintf("header.%s", path)
if val, ok := PCache.Get(cacheKey); val != nil && ok {
c.Set(fiber.HeaderContentType, fiber.MIMETextHTMLCharsetUTF8)
return c.Status(fiber.StatusOK).Type("html").Send(val)
}
lang := ""
pathParts := strings.Split(strings.Trim(path, "/"), "/")
if len(pathParts) == 1 && pathParts[0] == "" {
pathParts = []string{}
}
if len(pathParts) > 0 {
lang = pathParts[0]
for _, availableLang := range langs {
if availableLang.Name == lang {
goto langIsAvailable
}
}
return c.Status(fiber.ErrBadRequest.Code).SendString("'Referer' header is invalid: expect format '/{lang}/...'")
}
langIsAvailable:
values := fiber.Map{
"L": l[lang],
"Lang": lang,
"Path": strings.Trim(path, "/"),
"QueryString": string(c.Request().URI().QueryString()),
}
var additionalTemplates []string
if len(pathParts) == 2 && pathParts[1] == "blog" {
values["Title"] = l[lang].BlogSearch.Header
additionalTemplates = append(additionalTemplates, "views/pages/blog-catalogue.html")
} else if len(pathParts) == 2 && pathParts[1] == "user" {
values["Title"] = l[lang].UserProfile.Header
additionalTemplates = append(additionalTemplates, "views/pages/user-page.html")
} else if len(pathParts) == 3 && pathParts[1] == "blog" {
metadata, _, err := b2Client.ReadFrontmatter(lang + "/" + pathParts[2] + ".md")
if err != nil {
return c.Status(fiber.ErrNotFound.Code).SendString(fmt.Sprintf("could not read '%s' for content", path))
}
values["Title"] = metadata.Title
values["PublishedDate"] = metadata.PublishedTime.Format("2006-01-02 15:04:05 -07:00")
values["ActionDate"] = metadata.ActionDate
additionalTemplates = append(additionalTemplates, "views/pages/blog-page.html")
} else if len(pathParts) == 1 {
values["Title"] = l[lang].HomePage.Header
additionalTemplates = append(additionalTemplates, "views/pages/home-page.html")
} else if len(pathParts) == 0 {
values["Title"] = "Choose Your Language"
additionalTemplates = append(additionalTemplates, "views/pages/language-pick.html")
}
content, err := tm.Render("general-page-header", values, additionalTemplates...)
if err != nil {
slog.Warn("failed to generate div", slog.String("path", path), slog.String("error", err.Error()))
return c.Status(fiber.ErrInternalServerError.Code).SendString("failed to generate div")
}
go PCache.SetWithTTL(cacheKey, content, int64(len(content)), 5*time.Minute)
c.Set(fiber.HeaderContentType, fiber.MIMETextHTMLCharsetUTF8)
return c.Status(fiber.StatusOK).Type("html").Send(content)
}
}
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