Added file management.

pkg/handlers/files.go

@@ -0,0 +1,100 @@
+package handlers
+
+import (
+	"fmt"
+	"io"
+	"time"
+
+	"github.com/labstack/echo/v4"
+	"github.com/mikestefanello/pagoda/pkg/msg"
+	"github.com/mikestefanello/pagoda/pkg/page"
+	"github.com/mikestefanello/pagoda/pkg/services"
+	"github.com/mikestefanello/pagoda/templates"
+	"github.com/spf13/afero"
+)
+
+const (
+	routeNameFiles       = "files"
+	routeNameFilesSubmit = "files.submit"
+)
+
+type (
+	Files struct {
+		files afero.Fs
+		*services.TemplateRenderer
+	}
+
+	File struct {
+		Name     string
+		Size     int64
+		Modified string
+	}
+)
+
+func init() {
+	Register(new(Files))
+}
+
+func (h *Files) Init(c *services.Container) error {
+	h.TemplateRenderer = c.TemplateRenderer
+	h.files = c.Files
+	return nil
+}
+
+func (h *Files) Routes(g *echo.Group) {
+	g.GET("/files", h.Page).Name = routeNameFiles
+	g.POST("/files", h.Submit).Name = routeNameFilesSubmit
+}
+
+func (h *Files) Page(ctx echo.Context) error {
+	p := page.New(ctx)
+	p.Layout = templates.LayoutMain
+	p.Name = templates.PageFiles
+	p.Title = "Upload a file"
+
+	// Send a list of all uploaded files to the template to be rendered.
+	info, err := afero.ReadDir(h.files, "")
+	if err != nil {
+		return err
+	}
+
+	files := make([]File, 0)
+	for _, file := range info {
+		files = append(files, File{
+			Name:     file.Name(),
+			Size:     file.Size(),
+			Modified: file.ModTime().Format(time.DateTime),
+		})
+	}
+
+	p.Data = files
+
+	return h.RenderPage(ctx, p)
+}
+
+func (h *Files) Submit(ctx echo.Context) error {
+	file, err := ctx.FormFile("file")
+	if err != nil {
+		return err
+	}
+
+	src, err := file.Open()
+	if err != nil {
+		return err
+	}
+	defer src.Close()
+
+	dst, err := h.files.Create(file.Filename)
+	if err != nil {
+		return err
+	}
+	defer dst.Close()
+
+	if _, err = io.Copy(dst, src); err != nil {
+		return err
+	}
+
+	msg.Success(ctx, fmt.Sprintf("%s was uploaded successfully.", file.Filename))
+
+	return h.Page(ctx)
+}