First pass at #75

handlers/docs/handleDocMetadata.go

@@ -0,0 +1,43 @@
+package handlers
+
+import (
+	"errors"
+	"fmt"
+	"net/http"
+	"os"
+
+	"github.com/kevinanielsen/go-fast-cdn/util"
+
+	"github.com/gin-gonic/gin"
+)
+
+func HandleDocMetadata(c *gin.Context) {
+	fileName := c.Param("filename")
+	if fileName == "" {
+		c.JSON(http.StatusBadRequest, gin.H{
+			"error": "Doc name is required",
+		})
+		return
+	}
+
+	filePath := fmt.Sprintf("%v/uploads/docs/%v", util.ExPath, fileName)
+	stat, err := os.Stat(filePath)
+	if err != nil {
+		if errors.Is(err, os.ErrNotExist) {
+			c.JSON(http.StatusNotFound, gin.H{
+				"error": "Doc does not exist",
+			})
+		} else {
+			c.JSON(http.StatusInternalServerError, gin.H{
+				"error": "Internal error",
+			})
+		}
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{
+		"filename":     fileName,
+		"download_url": c.Request.Host + "/api/cdn/download/docs/" + fileName,
+		"file_size":    stat.Size(),
+	})
+}

router/api.go

@@ -22,6 +22,7 @@ func AddApiRoutes(r *gin.Engine) {
 	{
 		cdn.GET("/size", handlers.GetSizeHandler)
 		cdn.GET("/doc/all", dHandlers.HandleAllDocs)
+		cdn.GET("/doc/:filename", dHandlers.HandleDocMetadata)
 		cdn.GET("/image/all", iHandlers.HandleAllImages)
 		cdn.POST("/drop/database", dbHandlers.HandleDropDB)
 		cdn.Static("/download/images", util.ExPath+"/uploads/images")