Fix server crash when starting warmup. Minor changes in mechanics.

cstrike/addons/amxmodx/scripting/regg_warmup.sma

@@ -18,6 +18,7 @@ enum _:hook_s {
 	HookChain:HookHasRestrictItem,
 	HookChain:HookPlayerSpawn,
 	HookChain:HookPlayerKilled,
+	HookChain:HookRoundEnd,
 };
 new HookChain:Hooks[hook_s];
 
@@ -52,6 +53,8 @@ new SyncHud;
 
 new bool:DebugMode;
 
+#define getLangKey(%0) fmt("%l", %0)
+
 public plugin_init() {
 	register_plugin("[ReGG] WarmUp", REGG_VERSION_STR, "Jumper & d3m37r4");
 
@@ -88,6 +91,7 @@ public ReGG_StartPre(const ReGG_Mode:mode) {
 		return PLUGIN_HANDLED;
 	}
 
+	// Block the launch of mod and call start of warmup
 	Mode = mode;
 	startWarmUp();
 
@@ -125,6 +129,17 @@ public CBasePlayer_Killed_Post(const id) {
 	return HC_CONTINUE;
 }
 
+public RoundEnd_Pre(WinStatus:status, ScenarioEventEndRound:event, Float:tmDelay) {
+	if(Status == StatusStarted && status == WINSTATUS_DRAW && event == ROUND_GAME_COMMENCE) {
+		return HC_CONTINUE;
+	}
+
+	SetHookChainArg(1, ATYPE_INTEGER, WINSTATUS_NONE);
+	SetHookChainArg(2, ATYPE_INTEGER, ROUND_NONE);
+	stopWarmUp();
+	return HC_CONTINUE;
+}
+
 public startWarmUp() {
 	if(Status == StatusStarted) {
 		return;
@@ -136,11 +151,15 @@ public startWarmUp() {
 	toggleHooks(StateEnable);
 
 	set_member_game(m_bCompleteReset, false);
-	rg_restart_round();
+	rg_round_end(
+		.tmDelay = 0.0, 
+		.st = WINSTATUS_DRAW, 
+		.event = ROUND_GAME_COMMENCE, 
+		.message = _replace_string_ex(getLangKey("REGG_WARMUP_START"), "$n", "^r", true),  
+		.sentence = "", 
+		.trigger = true
+	);
 
-	set_task(float(WarmupTime), "stopWarmUp");
-
-	client_print(0, print_center, "%L", LANG_PLAYER, "REGG_WARMUP_START");
 	DebugMode && log_amx("Warmup mode is started!");
 }
 
@@ -163,25 +182,24 @@ public stopWarmUp() {
 		ClearSyncHud(player, SyncHud);	
 	}
 
-	ReGG_Start(Mode);
-
 	client_print(0, print_center, "%L", LANG_PLAYER, "REGG_WARMUP_END");
+
+	ReGG_Start(Mode);
 	DebugMode && log_amx("Warmup mode is finished!");
 }
 
 registerHooks() {
 	Hooks[HookHasRestrictItem] = RegisterHookChain(RG_CBasePlayer_HasRestrictItem, "CBasePlayer_HasRestrictItem_Pre", false);
 	Hooks[HookPlayerSpawn] = RegisterHookChain(RG_CBasePlayer_Spawn, "CBasePlayer_Spawn_Post", true);
 	Hooks[HookPlayerKilled] = RegisterHookChain(RG_CBasePlayer_Killed, "CBasePlayer_Killed_Post", true);
+	Hooks[HookRoundEnd] = RegisterHookChain(RG_RoundEnd, "RoundEnd_Pre", false);
 }
 
 toggleHooks(state_s:_state) {
 	for(new i; i < hook_s; i++) {
-		if(!Hooks[i]) {
-			continue;
+		if(Hooks[i]) {
+			_state == StateEnable ? EnableHookChain(Hooks[i]) : DisableHookChain(Hooks[i]);
 		}
-
-		_state == StateEnable ? EnableHookChain(Hooks[i]) : DisableHookChain(Hooks[i]);
 	}
 }
 
@@ -234,3 +252,13 @@ restoreGameCvars() {
 	pcvar = get_cvar_pointer("mp_weapons_allow_map_placed");
 	set_pcvar_num(pcvar, GameCvars[GCWeaponsAllowMapPlaced]);
 }
+
+// https://github.com/d3m37r4/AMXX_Plugins/blob/aecab54d525389c0cc9cc274ff87a518b9369521/Simple_WarmUp_Mode/simple_warmup_mode.sma#L514
+stock _replace_string_ex(const _buffer[], const _search[], const _string[], bool:_caseSensitive = true) {
+    new buffer[MAX_FMT_LENGTH];
+
+    formatex(buffer, charsmax(buffer), _buffer);
+    replace_string(buffer, charsmax(buffer), _search, _string, _caseSensitive);
+
+    return buffer;
+}