Fixed it so that the bot will go refresh its token when it starts. Added the start of a streamer controlled actions list.

actions_example.json

@@ -0,0 +1,3 @@
+{
+  "ready": "https://somesitewithurl.com"
+}

main.go

@@ -6,12 +6,18 @@ import (
   "strings"
   "encoding/json"
   "time"
+  "net/http"
+  "net/url"
+  "fmt"
+  "flag"
 
   "github.com/gempir/go-twitch-irc/v4"
 )
 
 type Secret struct {
+  ClientID string
   ClientSecret string
+  AccessToken string
   RefreshToken string
 }
 
@@ -24,9 +30,18 @@ type Config struct {
   ClientNick string
   Channel string
   Commands map[string]string
+  Actions map[string]string
   Periodic []Periodic
 }
 
+type TwitchTokenResponse struct {
+	AccessToken  string   `json:"access_token"`
+	RefreshToken string   `json:"refresh_token"`
+	ExpiresIn    int      `json:"expires_in"`
+	Scope        []string `json:"scope"`
+	TokenType    string   `json:"token_type"`
+}
+
 func LoadJSON[T any](file string) T {
   data, err := os.ReadFile(file)
   if err != nil { log.Fatal(err) }
@@ -45,24 +60,83 @@ func RunPeriodic(message Periodic, channel string, client *twitch.Client) {
   }
 }
 
+func RefreshToken(secrets* Secret) {
+  api_url := "https://id.twitch.tv/oauth2/token"
+  data := url.Values{}
+  data.Set("client_id", secrets.ClientID)
+  data.Set("client_secret", secrets.ClientSecret)
+  data.Set("grant_type", "refresh_token")
+  data.Set("refresh_token", secrets.RefreshToken)
+
+  encoded := strings.NewReader(data.Encode())
+  resp, err := http.Post(api_url,"application/x-www-form-urlencoded", encoded)
+
+  if err != nil { log.Fatal(err) }
+
+  defer resp.Body.Close()
+
+  if resp.StatusCode != http.StatusOK {
+    log.Fatal(fmt.Sprintf("Invalid status code: %v.", resp.StatusCode))
+  }
+
+  var token_resp TwitchTokenResponse
+  err = json.NewDecoder(resp.Body).Decode(&token_resp)
+  if err != nil { log.Fatal(err) }
+
+  secrets.AccessToken = fmt.Sprintf("oauth:%s", token_resp.AccessToken);
+}
+
+func LoadConfigs() (Secret, Config) {
+  var secrets_file string
+  var config_file string
+  var action_file string
+
+  flag.StringVar(&secrets_file, "secrets", "secret.json", "Your secrets file. KEEP PRIVATE!")
+  flag.StringVar(&config_file, "config", "config.json", "Your config.json. Can be public.")
+  flag.StringVar(&action_file, "actions", "actions.json", "Your URL actions. KEEP PRIVATE!")
+  flag.Parse()
+
+  log.Println("Loading secrets from", secrets_file)
+  log.Println("Loading config from", config_file)
+  log.Println("Loading actions from", action_file)
+
+  secrets := LoadJSON[Secret](secrets_file)
+  config := LoadJSON[Config](config_file)
+  config.Actions = LoadJSON[map[string]string](action_file)
+
+  return secrets, config
+}
+
 func main() {
-  SECRETS := LoadJSON[Secret]("secret.json")
-  CONFIG := LoadJSON[Config]("config.json")
+  SECRETS, CONFIG := LoadConfigs()
+
+  RefreshToken(&SECRETS)
 
   // or client := twitch.NewAnonymousClient() for an anonymous user (no write capabilities)
-  client := twitch.NewClient(CONFIG.ClientNick, SECRETS.ClientSecret)
+  client := twitch.NewClient(CONFIG.ClientNick, SECRETS.AccessToken)
 
   client.OnPrivateMessage(func(message twitch.PrivateMessage) {
+    // not sure if this is good enough for auth
+
     cmd, found := strings.CutPrefix(message.Message, "!")
+    if !found { return }
+
+    // see if it's a valid action
+    action, is_action := CONFIG.Actions[strings.ToLower(cmd)]
+
+    if is_action && message.User.IsBroadcaster {
+      log.Println("Hitting URL", action)
+      return;
+    }
+
+    // see if it's a normal command
     reply, valid_cmd := CONFIG.Commands[strings.ToLower(cmd)]
 
-    if found {
     if valid_cmd {
       client.Reply(message.Channel, message.ID, reply)
     } else if !valid_cmd {
       client.Reply(message.Channel, message.ID, "Invalid command. Use !help to see what's available.")
     }
-    }
   })
 
   client.OnSelfJoinMessage(func (message twitch.UserJoinMessage) {

secret_example.json

@@ -0,0 +1,5 @@
+{
+  "ClientID": "DOES_NOT_HAVE_OAUTH_IN_FRONT",
+  "ClientSecret": "GET FROM TWITCH CLI CONFIG",
+  "RefreshToken": "SAME"
+}

secret_sample.json

@@ -1,4 +0,0 @@
-{
-  "ClientSecret": "oauth:MUST_HAVE_oauth_IN_FRONT",
-  "RefreshToken": "GET THIS FROM twitch-cli"
-}