diff options
Diffstat (limited to 'main.go')
| -rw-r--r-- | main.go | 82 |
1 files changed, 67 insertions, 15 deletions
@@ -2,32 +2,36 @@ package main import ( "cmp" + "context" "errors" "flag" "fmt" "log" "math" "net/http" + "os" + "path/filepath" "strconv" "strings" - "git.thomasvoss.com/euro-cash.eu/i18n" - "git.thomasvoss.com/euro-cash.eu/middleware" - "git.thomasvoss.com/euro-cash.eu/templates" + "git.thomasvoss.com/euro-cash.eu/lib" + "git.thomasvoss.com/euro-cash.eu/lib/mintage" + "git.thomasvoss.com/euro-cash.eu/template" "github.com/a-h/templ" ) var components = map[string]templ.Component{ - "/": templates.Root(), - "/about": templates.About(), - "/coins": templates.Coins(), - "/coins/designs": templates.CoinsDesigns(), - "/coins/designs/nl": templates.CoinsDesignsNl(), - "/language": templates.Language(), + "/": template.Root(), + "/about": template.About(), + "/coins": template.Coins(), + "/coins/designs": template.CoinsDesigns(), + "/coins/designs/nl": template.CoinsDesignsNl(), + "/coins/mintages": template.CoinsMintages(), + "/language": template.Language(), } func main() { - i18n.InitPrinters() + lib.InitPrinters() port := flag.Int("port", 8080, "port number") flag.Parse() @@ -38,7 +42,8 @@ func main() { mux.Handle("GET /favicon.ico", fs) mux.Handle("GET /fonts/", fs) mux.Handle("GET /style.css", fs) - mux.Handle("GET /", middleware.I18n(http.HandlerFunc(finalHandler))) + mux.Handle("GET /coins/mintages", i18nHandler(mintageHandler(http.HandlerFunc(finalHandler)))) + mux.Handle("GET /", i18nHandler(http.HandlerFunc(finalHandler))) mux.Handle("POST /language", http.HandlerFunc(setUserLanguage)) portStr := ":" + strconv.Itoa(*port) @@ -47,7 +52,7 @@ func main() { } func finalHandler(w http.ResponseWriter, r *http.Request) { - p := r.Context().Value("printer").(i18n.Printer) + p := r.Context().Value("printer").(lib.Printer) /* Strip trailing slash from the URL */ path := r.URL.Path @@ -69,15 +74,62 @@ func finalHandler(w http.ResponseWriter, r *http.Request) { Value: cmp.Or(r.Referer(), "/"), }) } - templates.Base(nil, c).Render(r.Context(), w) + template.Base(c).Render(r.Context(), w) } } +func i18nHandler(next http.Handler) http.Handler { + return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { + var p, pZero lib.Printer + + if c, err := r.Cookie("locale"); errors.Is(err, http.ErrNoCookie) { + log.Println("Language cookie not set") + } else { + var ok bool + p, ok = lib.Printers[strings.ToLower(c.Value)] + if !ok { + log.Printf("Language ‘%s’ is unsupported\n", c.Value) + } + } + + ctx := context.WithValue( + r.Context(), "printer", cmp.Or(p, lib.DefaultPrinter)) + + if p == pZero { + http.SetCookie(w, &http.Cookie{ + Name: "redirect", + Value: r.URL.Path, + }) + template.Base(template.Language()).Render(ctx, w) + } else { + next.ServeHTTP(w, r.WithContext(ctx)) + } + }) +} + +func mintageHandler(next http.Handler) http.Handler { + return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { + countries := lib.SortedCountries( + r.Context().Value("printer").(lib.Printer)) + code := cmp.Or(r.FormValue("c"), countries[0].Code) + + path := filepath.Join("data", "mintages", code) + f, _ := os.Open(path) // TODO: Handle error + defer f.Close() + set, _ := mintage.Parse(f, path) // TODO: Handle error + + ctx := context.WithValue(r.Context(), "code", code) + ctx = context.WithValue(ctx, "set", set) + ctx = context.WithValue(ctx, "countries", countries) + next.ServeHTTP(w, r.WithContext(ctx)) + }) +} + func setUserLanguage(w http.ResponseWriter, r *http.Request) { loc := r.FormValue("locale") - _, ok := i18n.Printers[strings.ToLower(loc)] + _, ok := lib.Printers[strings.ToLower(loc)] if !ok { - w.WriteHeader(http.StatusBadRequest) + w.WriteHeader(http.StatusUnprocessableEntity) fmt.Fprintf(w, "Locale ‘%s’ is invalid or unsupported", loc) return } |