package libs

import (
	"errors"
	"net/http"
	"personalwebsite/webfilesystem"

	"github.com/gin-gonic/gin"
)

type Cat struct {
	fs *webfilesystem.WebFileSystem
}

func NewCatLib(webfs *webfilesystem.WebFileSystem) *Cat {
	return &Cat{
		fs: webfs,
	}
}

func (c *Cat) Get(filePath string) (string, error) {
	file, err := c.fs.Read(filePath, nil)
	if err != nil {
		return "", err
	}

	if file.Type != "plaintext" {
		return "", errors.New("todo")
	}

	fileData := webfilesystem.PlainTextFileData{}
	_, err = c.fs.Read(filePath, &fileData)
	if err != nil {
		return "", err
	}

	return fileData.Data, nil
}

func (c *Cat) Route(route *gin.RouterGroup) {
	route.GET("get", func(ctx *gin.Context) {
		path := ctx.Query("path")
		if path == "" {
			ctx.String(http.StatusBadRequest, "TODO") //TODO json error struct
			return
		}

		data, err := c.Get(path)
		if err != nil {
			ctx.Status(http.StatusInternalServerError)
			return
		}

		ctx.String(http.StatusOK, "plaintext", data)
	})

}