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Commit a12c352a authored by gbe's avatar gbe
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Add first draft of image saving

parent 236d2e46
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main.go
+ 37
− 10
View file @ a12c352a
......@@ -2,8 +2,10 @@ package main
import (
"embed"
"errors"
"fmt"
"html/template"
"io/ioutil"
"log"
"net/http"
"strconv"
......@@ -19,6 +21,11 @@ var templates = template.Must(template.ParseFS(templateFS, "templates/*.tpl"))
//go:embed static/*
var staticFS embed.FS
func httpError(w http.ResponseWriter, msg string, err error, status int) {
log.Println(msg)
http.Error(w, msg+": "+err.Error(), status)
}
func main() {
db, err := sqlx.Open("sqlite", "vino.sqlite")
if err != nil {
......@@ -39,7 +46,7 @@ func main() {
if r.Method == "GET" {
wines, err := ListWines(r.Context(), db)
if err != nil {
http.Error(w, "can't list wines: "+err.Error(), http.StatusInternalServerError)
httpError(w, "can't list wines", err, http.StatusInternalServerError)
return
}
......@@ -58,7 +65,7 @@ func main() {
}
if r.Method != "POST" {
http.Error(w, "invalid method:"+r.Method, http.StatusMethodNotAllowed)
httpError(w, "invalid method", errors.New(r.Method), http.StatusMethodNotAllowed)
return
}
......@@ -66,37 +73,57 @@ func main() {
name := r.FormValue("name")
if name == "" {
http.Error(w, "name empty or missing", http.StatusBadRequest)
httpError(w, "bad name", errors.New("empty or missing"), http.StatusBadRequest)
return
}
if len(name) > 80 {
http.Error(w, "name too long, max length is 80", http.StatusBadRequest)
httpError(w, "bad name", errors.New("name too long, max length is 80"), http.StatusBadRequest)
return
}
ratingVal := r.FormValue("rating")
rating, err := strconv.Atoi(ratingVal)
var rating int
if ratingVal != "" {
rating, err = strconv.Atoi(ratingVal)
if err != nil {
httpError(w, "can't convert rating", err, http.StatusBadRequest)
return
}
}
picFile, picHdr, err := r.FormFile("picture")
if err != nil {
httpError(w, "can't load picture file", err, http.StatusInternalServerError)
return
}
defer picFile.Close()
log.Println("picture", picHdr.Size, picHdr.Header.Get("Content-Type"))
picData, err := ioutil.ReadAll(picFile)
if err != nil {
http.Error(w, "can't convert rating:"+err.Error(), http.StatusBadRequest)
httpError(w, "can't read picture file", err, http.StatusInternalServerError)
return
}
vino := Vino{
Name: name,
Rating: rating,
Name: name,
Rating: rating,
Picture: picData,
}
err = vino.Store(r.Context(), db)
if err != nil {
http.Error(w, fmt.Sprintf("can't store wine %q: %s", vino, err), http.StatusInternalServerError)
httpError(w, fmt.Sprintf("can't store wine %q", vino), err, http.StatusInternalServerError)
return
}
http.Redirect(w, r, "/", http.StatusSeeOther) // TODO: Is this the correct status?
})
const listenAddr = "127.0.0.1:7878"
const listenAddr = ":7878"
log.Printf("here we go, listening on http://%s", listenAddr)
......
templates/index.tpl
+ 4
− 4
View file @ a12c352a
......@@ -11,11 +11,11 @@
<body>
The DB contains {{ .Wines | len }} wine(s) right now:
<form method="POST" action="/add">
<input type="text" name="name" placeholder="Name"></input>
<form method="POST" enctype="multipart/form-data" action="/add">
<input type="text" name="name" placeholder="Name" required></input>
<input type="number" name="rating" placeholder="Rating"></input>
<span class="todo">TODO: Image</todo>
<br/>
<input type="file" name="picture" accept="image/png, image/jpeg"></input>
<button type="submit">+</button>
</form>
......
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