Make sidewalk slice concurrency-safe
This commit is contained in:
parent
47d1fca78f
commit
8eadd7b71e
6
main.go
6
main.go
|
@ -11,6 +11,7 @@ import (
|
||||||
"net/http"
|
"net/http"
|
||||||
"runtime/debug"
|
"runtime/debug"
|
||||||
"strconv"
|
"strconv"
|
||||||
|
"sync"
|
||||||
"time"
|
"time"
|
||||||
|
|
||||||
"git.chandlerswift.com/chandlerswift/nau-sidewalks/sidewalk"
|
"git.chandlerswift.com/chandlerswift/nau-sidewalks/sidewalk"
|
||||||
|
@ -42,6 +43,7 @@ func main() {
|
||||||
|
|
||||||
// Decode the JSON data
|
// Decode the JSON data
|
||||||
var sidewalks []sidewalk.Sidewalk
|
var sidewalks []sidewalk.Sidewalk
|
||||||
|
var sidewalksMutex sync.RWMutex
|
||||||
if err := json.Unmarshal(sidewalk_data, &sidewalks); err != nil {
|
if err := json.Unmarshal(sidewalk_data, &sidewalks); err != nil {
|
||||||
log.Fatalf("Error decoding JSON: %v", err)
|
log.Fatalf("Error decoding JSON: %v", err)
|
||||||
}
|
}
|
||||||
|
@ -58,7 +60,9 @@ func main() {
|
||||||
|
|
||||||
http.HandleFunc("GET /api/sidewalks", func(w http.ResponseWriter, r *http.Request) {
|
http.HandleFunc("GET /api/sidewalks", func(w http.ResponseWriter, r *http.Request) {
|
||||||
w.Header().Set("Content-Type", "application/json")
|
w.Header().Set("Content-Type", "application/json")
|
||||||
|
sidewalksMutex.RLock()
|
||||||
json.NewEncoder(w).Encode(sidewalks)
|
json.NewEncoder(w).Encode(sidewalks)
|
||||||
|
sidewalksMutex.RUnlock()
|
||||||
})
|
})
|
||||||
|
|
||||||
http.HandleFunc("POST /api/sidewalks/{id}", func(w http.ResponseWriter, r *http.Request) {
|
http.HandleFunc("POST /api/sidewalks/{id}", func(w http.ResponseWriter, r *http.Request) {
|
||||||
|
@ -75,8 +79,10 @@ func main() {
|
||||||
if err != nil {
|
if err != nil {
|
||||||
http.Error(w, "Invalid condition", http.StatusBadRequest)
|
http.Error(w, "Invalid condition", http.StatusBadRequest)
|
||||||
}
|
}
|
||||||
|
sidewalksMutex.Lock()
|
||||||
sidewalks[sidewalkID].Condition = sidewalk.Condition(condition)
|
sidewalks[sidewalkID].Condition = sidewalk.Condition(condition)
|
||||||
sidewalks[sidewalkID].LastUpdated = time.Now()
|
sidewalks[sidewalkID].LastUpdated = time.Now()
|
||||||
|
sidewalksMutex.Unlock()
|
||||||
http.Redirect(w, r, "/", http.StatusSeeOther)
|
http.Redirect(w, r, "/", http.StatusSeeOther)
|
||||||
})
|
})
|
||||||
|
|
||||||
|
|
Loading…
Reference in a new issue