/
handlers.go
128 lines (118 loc) · 3.05 KB
/
handlers.go
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package main
import (
"encoding/json"
"net/http"
"time"
"google.golang.org/appengine"
"google.golang.org/appengine/log"
"google.golang.org/appengine/user"
)
func profileHandler(res http.ResponseWriter, req *http.Request) {
http.ServeFile(res, req, "templates/profile.html")
}
func homeHandler(res http.ResponseWriter, req *http.Request) {
log.Infof(appengine.NewContext(req), "path: %v", req.URL.Path)
if req.URL.Path != "/" {
profileHandler(res, req)
return
}
http.ServeFile(res, req, "templates/home.html")
}
func loginHandler(res http.ResponseWriter, req *http.Request) {
res.Header().Set("Content-type", "text/html; charset=utf-8")
c := appengine.NewContext(req)
u := user.Current(c)
profile, err := getProfile(c, u.Email)
if err != nil || profile.Username == "" {
if req.Method == "POST" {
err = createProfile(c, &Profile{
Username: req.FormValue("username"),
Email: u.Email,
})
} else {
http.ServeFile(res, req, "templates/login.html")
return
}
}
http.SetCookie(res, &http.Cookie{Name: "logged_in", Value: "true"})
http.Redirect(res, req, "/"+profile.Username, 302)
}
func logoutHandler(res http.ResponseWriter, req *http.Request) {
http.SetCookie(res, &http.Cookie{Name: "logged_in", Value: ""})
http.Redirect(res, req, "/", 302)
}
func tweetHandler(res http.ResponseWriter, req *http.Request) {
ctx := appengine.NewContext(req)
u := user.Current(ctx)
switch req.Method {
case "GET":
// get a list of tweetss
screams, err := getScreams(ctx, req.FormValue("username"))
if err != nil {
log.Errorf(ctx, "error getting screams: %v", err)
return
}
err = json.NewEncoder(res).Encode(screams)
if err != nil {
log.Errorf(ctx, "error marshalling todos: %v", err)
return
}
case "POST":
profile, err := getProfile(ctx, u.Email)
if err != nil {
http.Error(res, err.Error(), 500)
return
}
// create a tweet
var scream Scream
err = json.NewDecoder(req.Body).Decode(&scream)
if err != nil {
http.Error(res, err.Error(), 500)
return
}
scream.Time = time.Now()
scream.Username = profile.Username
scream.Email = u.Email
err = createScream(ctx, &scream)
if err != nil {
http.Error(res, err.Error(), 500)
return
}
json.NewEncoder(res).Encode(&scream)
time.Sleep(time.Second * 3)
case "DELETE":
// delete a tweet
default:
http.Error(res, "method not allowed", 405)
}
}
func followHandler(res http.ResponseWriter, req *http.Request) {
ctx := appengine.NewContext(req)
u := user.Current(ctx)
switch req.Method {
case "POST":
var userName string
err := json.NewDecoder(req.Body).Decode(&userName)
if err != nil {
http.Error(res, err.Error(), 500)
return
}
err = follow(ctx, u.Email, userName)
if err != nil {
http.Error(res, err.Error(), 500)
return
}
json.NewEncoder(res).Encode(true)
case "GET":
profile, err := getProfile(ctx, u.Email)
if err != nil {
http.Error(res, err.Error(), 500)
return
}
json.NewEncoder(res).Encode(profile.Following)
case "DELETE":
// delete a follower
default:
http.Error(res, "method not allowed", 405)
}
}