Different day? Different map rotation rules. (#19159)

* Different day? Different rotation rules.

* Make this mergeable

* Tweaks

* Styling

code/controllers/configuration/sections/vote_configuration.dm

@@ -14,6 +14,8 @@
 	var/enable_map_voting = FALSE
 	/// If TRUE, you will not be able to vote for the current map
 	var/non_repeating_maps = TRUE
+	/// Dictionary of day number (string) to vote string
+	var/list/map_vote_day_types = list()
 
 /datum/configuration_section/vote_configuration/load_data(list/data)
 	// Use the load wrappers here. That way the default isnt made 'null' if you comment out the config line
@@ -25,3 +27,10 @@
 	CONFIG_LOAD_NUM(vote_time, data["vote_time"])
 	CONFIG_LOAD_NUM(autotransfer_initial_time, data["autotransfer_initial_time"])
 	CONFIG_LOAD_NUM(autotransfer_interval_time, data["autotransfer_interval_time"])
+
+	// Load map vote data
+	if(islist(data["map_vote_day_types"]))
+		map_vote_day_types.Cut()
+		for(var/list/kvset in data["map_vote_day_types"])
+			map_vote_day_types["[kvset["day_number"]]"] = kvset["rotation_type"]
+

code/controllers/subsystem/maprotate.dm

@@ -0,0 +1,78 @@
+SUBSYSTEM_DEF(maprotate)
+	name = "Maprotate"
+	flags = SS_NO_FIRE
+
+	var/rotation_mode = MAPROTATION_MODE_NORMAL_VOTE
+	var/setup_done = FALSE
+
+// Debugging purposes. Im not having people change this on the fly.
+/datum/controller/subsystem/maprotate/vv_edit_var(var_name, var_value)
+	if(((var_name == "rotation_mode") || (var_name == "setup_done")) && !check_rights(R_MAINTAINER))
+		return FALSE
+
+	. = ..()
+
+/datum/controller/subsystem/maprotate/Initialize(start_timeofday)
+	if(!SSdbcore.IsConnected())
+		return ..()
+
+	// Make a quick list for number to date lookups
+	var/list/days = list("Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday")
+
+	// Make a map of rotation modes to descriptions
+	var/list/rotation_descs = list()
+	rotation_descs[MAPROTATION_MODE_NORMAL_VOTE] = "there is normal map voting."
+	rotation_descs[MAPROTATION_MODE_NO_DUPLICATES] = "map votes will not include the current map."
+	rotation_descs[MAPROTATION_MODE_FULL_RANDOM] = "the map for next round is randomised."
+
+	// Yes. I am using the DB server to get a numerical weekday
+	// 0 = Monday
+	// 1 = Tuesday
+	// 2 = Wednesday
+	// 3 = Thursday
+	// 4 = Friday
+	// 5 = Saturday
+	// 6 = Sunday
+
+	var/datum/db_query/dbq = SSdbcore.NewQuery("SELECT WEEKDAY(NOW()) AS d")
+	if(!dbq.warn_execute())
+		log_startup_progress("Somehow, we failed to extract a numerical day from the DB. ?????????????")
+		return ..()
+
+	var/day_index = 0
+
+	// Were gonna increase the DB value by 1 so we have 1-7, therefore we can use 0 as fail
+
+	if(dbq.NextRow())
+		day_index = text2num(dbq.item[1]) + 1
+
+	qdel(dbq)
+
+	if(!day_index)
+		log_startup_progress("Somehow, we failed to extract a valid numerical day from the DB. ?????????????")
+		return ..()
+
+
+	// String interpolation is faster than num2text() for some reason
+	var/dindex_str = "[day_index]"
+
+	// Special is defined for this day
+	if(dindex_str in GLOB.configuration.vote.map_vote_day_types)
+		var/vote_type = GLOB.configuration.vote.map_vote_day_types[dindex_str]
+		// We have an index, but is it valid
+		if(vote_type in list(MAPROTATION_MODE_NORMAL_VOTE, MAPROTATION_MODE_NO_DUPLICATES, MAPROTATION_MODE_FULL_RANDOM))
+			log_startup_progress("It is [days[day_index]], which means [rotation_descs[vote_type]]")
+			rotation_mode = vote_type
+			setup_done = TRUE
+
+		// Its not valid
+		else
+			log_startup_progress("The defined rotation mode for this day is invalid. Please inform AA.")
+
+	// No special defined for this day
+	else
+		log_startup_progress("There is no special rotation defined for this day")
+
+
+	return ..()
+

code/controllers/subsystem/ticker.dm

@@ -134,7 +134,10 @@ SUBSYSTEM_DEF(ticker)
 			auto_toggle_ooc(TRUE) // Turn it on
 			declare_completion()
 			addtimer(CALLBACK(src, .proc/call_reboot), 5 SECONDS)
-			if(GLOB.configuration.vote.enable_map_voting)
+			// Start a map vote IF
+			// - Map rotate doesnt have a mode for today and map voting is enabled
+			// - Map rotate has a mode for the day and it ISNT full random
+			if(((!SSmaprotate.setup_done) && GLOB.configuration.vote.enable_map_voting) || (SSmaprotate.setup_done && (SSmaprotate.rotation_mode != MAPROTATION_MODE_FULL_RANDOM)))
 				SSvote.start_vote(new /datum/vote/map)
 			else
 				// Pick random map