137 lines
4.4 KiB
Go
137 lines
4.4 KiB
Go
package view
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import (
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"encoding/json"
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"fmt"
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"net/http"
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"arimelody-web/admin"
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"arimelody-web/global"
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"arimelody-web/music/model"
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db "arimelody-web/music/controller"
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"arimelody-web/templates"
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)
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type (
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Track struct {
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Title string `json:"title"`
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Description string `json:"description"`
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Lyrics string `json:"lyrics"`
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}
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Credit struct {
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*model.Artist
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Role string `json:"role"`
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Primary bool `json:"primary"`
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}
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Release struct {
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*model.Release
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Tracks []Track `json:"tracks"`
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Credits []Credit `json:"credits"`
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Links map[string]string `json:"links"`
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}
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)
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func ServeRelease(release *model.Release) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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// only allow authorised users to view hidden releases
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authorised := admin.GetSession(r) != nil
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if !authorised && !release.Visible {
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http.NotFound(w, r)
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return
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}
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response := Release{
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Release: release,
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Tracks: []Track{},
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Credits: []Credit{},
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Links: make(map[string]string),
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}
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if authorised || release.IsReleased() {
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// get credits
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credits, err := db.GetReleaseCredits(global.DB, release.ID)
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if err != nil {
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fmt.Printf("FATAL: Failed to serve release %s: Credits: %s\n", release.ID, err)
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http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
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return
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}
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for _, credit := range credits {
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artist, err := db.GetArtist(global.DB, credit.Artist.ID)
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if err != nil {
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fmt.Printf("FATAL: Failed to serve release %s: Artists: %s\n", release.ID, err)
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http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
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return
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}
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response.Credits = append(response.Credits, Credit{
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Artist: artist,
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Role: credit.Role,
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Primary: credit.Primary,
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})
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}
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// get tracks
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tracks, err := db.GetReleaseTracks(global.DB, release.ID)
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if err != nil {
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fmt.Printf("FATAL: Failed to serve release %s: Tracks: %s\n", release.ID, err)
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http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
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return
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}
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for _, track := range tracks {
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response.Tracks = append(response.Tracks, Track{
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Title: track.Title,
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Description: track.Description,
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Lyrics: track.Lyrics,
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})
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}
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// get links
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links, err := db.GetReleaseLinks(global.DB, release.ID)
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if err != nil {
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fmt.Printf("FATAL: Failed to serve release %s: Links: %s\n", release.ID, err)
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http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
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return
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}
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for _, link := range links {
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response.Links[link.Name] = link.URL
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}
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}
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w.Header().Add("Content-Type", "application/json")
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err := json.NewEncoder(w).Encode(response)
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if err != nil {
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http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
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return
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}
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})
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}
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func ServeGateway(release *model.Release) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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// only allow authorised users to view hidden releases
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authorised := admin.GetSession(r) != nil
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if !authorised && !release.Visible {
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http.NotFound(w, r)
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return
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}
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response := *release
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if authorised || release.IsReleased() {
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response.Tracks = release.Tracks
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response.Credits = release.Credits
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response.Links = release.Links
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}
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err := templates.Pages["music-gateway"].Execute(w, response)
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if err != nil {
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fmt.Printf("Error rendering music gateway for %s: %s\n", release.ID, err)
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http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
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return
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}
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})
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}
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