1 files changed, 59 insertions, 0 deletions
diff --git a/internal/router/api-v1-general-page.go b/internal/router/api-v1-general-page.go
new file mode 100644
index 0000000..c8b4362
--- /dev/null
+++ b/internal/router/api-v1-general-page.go
@@ -0,0 +1,59 @@
+package router
+
+import (
+	"fmt"
+	"log/slog"
+	"strings"
+
+	"github.com/SayaAndy/saya-today-web/config"
+	"github.com/SayaAndy/saya-today-web/locale"
+	"github.com/gofiber/fiber/v2"
+)
+
+func init() {
+	assert(0, tm.Add("general-page", "views/layouts/general-page.html"))
+}
+
+func Api_V1_GeneralPage(l map[string]*locale.LocaleConfig, langs []config.AvailableLanguageConfig) func(c *fiber.Ctx) error {
+	return func(c *fiber.Ctx) error {
+		c.Set(fiber.HeaderContentType, fiber.MIMETextPlainCharsetUTF8)
+		path := c.Path()
+
+		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:
+		queryString := string(c.Request().URI().QueryString())
+		cacheKey := fmt.Sprintf("general-page.%s?%s", lang, queryString)
+		if val, ok := PCache.Get(cacheKey); val != nil && ok {
+			c.Set(fiber.HeaderContentType, fiber.MIMETextHTMLCharsetUTF8)
+			return c.Status(fiber.StatusOK).Type("html").Send(val)
+		}
+
+		content, err := tm.Render("general-page", fiber.Map{
+			"L":           l[lang],
+			"Lang":        lang,
+			"QueryString": queryString,
+		})
+		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.Set(cacheKey, content, int64(len(content)))
+		c.Set(fiber.HeaderContentType, fiber.MIMETextHTMLCharsetUTF8)
+		return c.Status(fiber.StatusOK).Type("html").Send(content)
+	}
+}