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Add: [Script] Game script control of industry production level.

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This commit is contained in:
Michael Lutz
2023-07-16 21:34:42 +02:00
parent a5c8365aa4
commit 1c56991213
7 changed files with 110 additions and 2 deletions
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62
src/industry_cmd.cpp
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@@ -68,6 +68,8 @@ IndustrySpec _industry_specs[NUM_INDUSTRYTYPES];
IndustryTileSpec _industry_tile_specs[NUM_INDUSTRYTILES];
IndustryBuildData _industry_builder; ///< In-game manager of industries.
static int WhoCanServiceIndustry(Industry *ind);
/**
* This function initialize the spec arrays of both
* industry and industry tiles.
@@ -2115,6 +2117,59 @@ CommandCost CmdIndustrySetFlags(DoCommandFlag flags, IndustryID ind_id, Industry
return CommandCost();
}
/**
* Set industry production.
* @param flags Type of operation.
* @param ind_id IndustryID
* @param prod_level Production level.
* @param show_news Show a news message on production change.
* @return Empty cost or an error.
*/
CommandCost CmdIndustrySetProduction(DoCommandFlag flags, IndustryID ind_id, byte prod_level, bool show_news)
{
if (_current_company != OWNER_DEITY) return CMD_ERROR;
if (prod_level < PRODLEVEL_MINIMUM || prod_level > PRODLEVEL_MAXIMUM) return CMD_ERROR;
Industry *ind = Industry::GetIfValid(ind_id);
if (ind == nullptr) return CMD_ERROR;
if (flags & DC_EXEC) {
StringID str = STR_NULL;
if (prod_level > ind->prod_level) {
str = GetIndustrySpec(ind->type)->production_up_text;
} else if (prod_level < ind->prod_level) {
str = GetIndustrySpec(ind->type)->production_down_text;
}
ind->ctlflags |= INDCTL_EXTERNAL_PROD_LEVEL;
ind->prod_level = prod_level;
ind->RecomputeProductionMultipliers();
/* Show news message if requested. */
if (show_news && str != STR_NULL) {
NewsType nt;
switch (WhoCanServiceIndustry(ind)) {
case 0: nt = NT_INDUSTRY_NOBODY; break;
case 1: nt = NT_INDUSTRY_OTHER; break;
case 2: nt = NT_INDUSTRY_COMPANY; break;
default: NOT_REACHED();
}
/* Set parameters of news string */
if (str > STR_LAST_STRINGID) {
SetDParam(0, STR_TOWN_NAME);
SetDParam(1, ind->town->index);
SetDParam(2, GetIndustrySpec(ind->type)->name);
} else {
SetDParam(0, ind->index);
}
AddIndustryNewsItem(str, nt, ind->index);
}
}
return CommandCost();
}
/**
* Change exclusive consumer or supplier for the industry.
* @param flags Type of operation.
@@ -2618,7 +2673,7 @@ static void CanCargoServiceIndustry(CargoID cargo, Industry *ind, bool *c_accept
* service the industry, and 1 otherwise (only competitors can service the
* industry)
*/
static int WhoCanServiceIndustry(Industry *ind)
int WhoCanServiceIndustry(Industry *ind)
{
if (ind->stations_near.size() == 0) return 0; // No stations found at all => nobody services
@@ -2820,6 +2875,11 @@ static void ChangeIndustryProduction(Industry *i, bool monthly)
/* If override flags are set, prevent actually changing production if any was decided on */
if ((i->ctlflags & INDCTL_NO_PRODUCTION_DECREASE) && (div > 0 || increment < 0)) return;
if ((i->ctlflags & INDCTL_NO_PRODUCTION_INCREASE) && (mul > 0 || increment > 0)) return;
if (i->ctlflags & INDCTL_EXTERNAL_PROD_LEVEL) {
div = 0;
mul = 0;
increment = 0;
}
if (!callback_enabled && (indspec->life_type & INDUSTRYLIFE_PROCESSING)) {
if (TimerGameCalendar::year - i->last_prod_year >= PROCESSING_INDUSTRY_ABANDONMENT_YEARS && Chance16(1, original_economy ? 2 : 180)) {