lens @ 5bb3d3ecabfc658035e69d5d5286cabaf44e3f73

  1package view
  2
  3import (
  4	"strconv"
  5
  6	"github.com/valyala/fasthttp"
  7
  8	"git.sr.ht/~gabrielgio/img"
  9	"git.sr.ht/~gabrielgio/img/pkg/components/media"
 10	"git.sr.ht/~gabrielgio/img/pkg/ext"
 11)
 12
 13type (
 14	MediaView struct {
 15		mediaRepository media.Repository
 16	}
 17
 18	Page struct {
 19		Medias []*media.Media
 20		Next   *media.Pagination
 21	}
 22)
 23
 24func getPagination(ctx *fasthttp.RequestCtx) *media.Pagination {
 25	var (
 26		size    int
 27		page    int
 28		sizeStr = string(ctx.FormValue("size"))
 29		pageStr = string(ctx.FormValue("page"))
 30	)
 31
 32	if sizeStr == "" {
 33		size = 100
 34	} else if s, err := strconv.Atoi(sizeStr); err != nil {
 35		size = 100
 36	} else {
 37		size = s
 38	}
 39
 40	if pageStr == "" {
 41		page = 0
 42	} else if p, err := strconv.Atoi(pageStr); err != nil {
 43		page = 0
 44	} else {
 45		page = p
 46	}
 47
 48	return &media.Pagination{
 49		Page: page,
 50		Size: size,
 51	}
 52}
 53
 54func NewMediaView(mediaRepository media.Repository) *MediaView {
 55	return &MediaView{
 56		mediaRepository: mediaRepository,
 57	}
 58}
 59
 60func (self *MediaView) Index(ctx *fasthttp.RequestCtx) error {
 61	p := getPagination(ctx)
 62	medias, err := self.mediaRepository.List(ctx, p)
 63	if err != nil {
 64		return err
 65	}
 66
 67	err = img.Render(ctx, "media.html", &img.HTMLView[*Page]{
 68		Title: "Media",
 69		Data: &Page{
 70			Medias: medias,
 71			Next: &media.Pagination{
 72				Size: p.Size,
 73				Page: p.Page + 1,
 74			},
 75		},
 76	})
 77	if err != nil {
 78		return err
 79	}
 80	return nil
 81}
 82
 83func (self *MediaView) GetImage(ctx *fasthttp.RequestCtx) error {
 84	pathHash := string(ctx.FormValue("path_hash"))
 85
 86	media, err := self.mediaRepository.Get(ctx, pathHash)
 87	if err != nil {
 88		return err
 89	}
 90
 91	ctx.Response.Header.SetContentType(media.MIMEType)
 92	ctx.SendFile(media.Path)
 93	return nil
 94}
 95
 96func (self *MediaView) SetMyselfIn(r *ext.Router) {
 97	r.GET("/media", self.Index)
 98	r.POST("/media", self.Index)
 99
100	r.GET("/media/image", self.GetImage)
101}