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Also some code refactoring
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,57 +1,199 @@ | ||
| #include "demand_change.h" | ||
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| #include "city/message.h" | ||
| #include "core/array.h" | ||
| #include "core/log.h" | ||
| #include "core/random.h" | ||
| #include "empire/city.h" | ||
| #include "empire/trade_route.h" | ||
| #include "game/time.h" | ||
| #include "scenario/data.h" | ||
| #include "scenario/property.h" | ||
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| #define DEMAND_CHANGES_ARRAY_SIZE_STEP 16 | ||
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| #define DEMAND_CHANGES_STRUCT_SIZE_CURRENT (1 * sizeof(int32_t) + 1 * sizeof(int16_t) + 3 * sizeof(uint8_t)) | ||
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| static array(demand_change_t) demand_changes; | ||
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| static void new_demand_change(demand_change_t *demand_change, int index) | ||
| { | ||
| demand_change->id = index; | ||
| } | ||
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| static int demand_change_in_use(const demand_change_t *demand_change) | ||
| { | ||
| return demand_change->year != 0; | ||
| } | ||
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| void scenario_demand_change_clear_all(void) | ||
| { | ||
| if (!array_init(demand_changes, DEMAND_CHANGES_ARRAY_SIZE_STEP, new_demand_change, demand_change_in_use)) { | ||
| log_error("Problem creating demand changes array - memory full. The gane will now crash.", 0, 0); | ||
| } | ||
| } | ||
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| void scenario_demand_change_init(void) | ||
| { | ||
| for (int i = 0; i < MAX_DEMAND_CHANGES; i++) { | ||
| demand_change_t *demand_change; | ||
| array_foreach(demand_changes, demand_change) { | ||
| random_generate_next(); | ||
| if (scenario.demand_changes[i].year) { | ||
| scenario.demand_changes[i].month = (random_byte() & 7) + 2; | ||
| if (demand_change->year) { | ||
| demand_change->month = (random_byte() & 7) + 2; | ||
| } | ||
| } | ||
| } | ||
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| void scenario_demand_change_process(void) | ||
| int scenario_demand_change_new(void) | ||
| { | ||
| for (int i = 0; i < MAX_DEMAND_CHANGES; i++) { | ||
| if (!scenario.demand_changes[i].year) { | ||
| continue; | ||
| } | ||
| if (game_time_year() != scenario.demand_changes[i].year + scenario.start_year || | ||
| game_time_month() != scenario.demand_changes[i].month) { | ||
| continue; | ||
| } | ||
| int route = scenario.demand_changes[i].route_id; | ||
| int resource = scenario.demand_changes[i].resource; | ||
| int city_id = empire_city_get_for_trade_route(route); | ||
| if (city_id < 0) { | ||
| city_id = 0; | ||
| demand_change_t *demand_change; | ||
| array_new_item(demand_changes, 0, demand_change); | ||
| return demand_change ? demand_change->id : -1; | ||
| } | ||
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| static void process_demand_change(demand_change_t *demand_change) | ||
| { | ||
| if (!demand_change->year) { | ||
| return; | ||
| } | ||
| if (game_time_year() != demand_change->year + scenario_property_start_year() || | ||
| game_time_month() != demand_change->month) { | ||
| return; | ||
| } | ||
| int route = demand_change->route_id; | ||
| int resource = demand_change->resource; | ||
| int city_id = empire_city_get_for_trade_route(route); | ||
| if (city_id < 0) { | ||
| city_id = 0; | ||
| } | ||
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| int last_amount = trade_route_limit(route, resource); | ||
| int amount = demand_change->amount; | ||
| if (amount == DEMAND_CHANGE_LEGACY_IS_RISE) { | ||
| amount = trade_route_legacy_increase_limit(route, resource); | ||
| } else if (amount == DEMAND_CHANGE_LEGACY_IS_FALL) { | ||
| amount = trade_route_legacy_decrease_limit(route, resource); | ||
| } else { | ||
| trade_route_set_limit(route, resource, amount); | ||
| } | ||
| if (empire_city_is_trade_route_open(route)) { | ||
| int change = amount - last_amount; | ||
| if (amount > 0 && change > 0) { | ||
| city_message_post(1, MESSAGE_INCREASED_TRADING, city_id, resource); | ||
| } else if (amount > 0 && change < 0) { | ||
| city_message_post(1, MESSAGE_DECREASED_TRADING, city_id, resource); | ||
| } else if (amount <= 0) { | ||
| city_message_post(1, MESSAGE_TRADE_STOPPED, city_id, resource); | ||
| } | ||
| } | ||
| } | ||
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| void scenario_demand_change_process(void) | ||
| { | ||
| array_foreach_callback(demand_changes, process_demand_change); | ||
| } | ||
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| const demand_change_t *scenario_demand_change_get(int id) | ||
| { | ||
| return array_item(demand_changes, id); | ||
| } | ||
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| int last_amount = trade_route_limit(route, resource); | ||
| int amount = scenario.demand_changes[i].amount; | ||
| if (amount == DEMAND_CHANGE_LEGACY_IS_RISE) { | ||
| amount = trade_route_legacy_increase_limit(route, resource); | ||
| } else if (amount == DEMAND_CHANGE_LEGACY_IS_FALL) { | ||
| amount = trade_route_legacy_decrease_limit(route, resource); | ||
| } else { | ||
| trade_route_set_limit(route, resource, amount); | ||
| void scenario_demand_change_update(int id, const demand_change_t *demand_change) | ||
| { | ||
| demand_change_t *base_demand_change = array_item(demand_changes, id); | ||
| *base_demand_change = *demand_change; | ||
| base_demand_change->id = id; | ||
| array_trim(demand_changes); | ||
| } | ||
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| void scenario_demand_change_delete(int id) | ||
| { | ||
| demand_change_t *demand_change = array_item(demand_changes, id); | ||
| memset(demand_change, 0, sizeof(demand_change_t)); | ||
| array_trim(demand_changes); | ||
| } | ||
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| void scenario_demand_change_remap_resource(void) | ||
| { | ||
| demand_change_t *demand_change; | ||
| array_foreach(demand_changes, demand_change) { | ||
| demand_change->resource = resource_remap(demand_change->resource); | ||
| } | ||
| } | ||
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| int scenario_demand_change_count_total(void) | ||
| { | ||
| return demand_changes.size; | ||
| } | ||
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| void scenario_demand_change_save_state(buffer *buf) | ||
| { | ||
| buffer_init_dynamic_piece(buf, 0, demand_changes.size, DEMAND_CHANGES_STRUCT_SIZE_CURRENT); | ||
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| const demand_change_t *demand_change; | ||
| array_foreach(demand_changes, demand_change) { | ||
| buffer_write_i16(buf, demand_change->year); | ||
| buffer_write_u8(buf, demand_change->month); | ||
| buffer_write_u8(buf, demand_change->resource); | ||
| buffer_write_u8(buf, demand_change->route_id); | ||
| buffer_write_i32(buf, demand_change->amount); | ||
| } | ||
| } | ||
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| void scenario_demand_change_load_state(buffer *buf) | ||
| { | ||
| int size; | ||
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| buffer_load_dynamic_piece_header_data(buf, 0, 0, &size, 0); | ||
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| if (!array_init(demand_changes, DEMAND_CHANGES_ARRAY_SIZE_STEP, new_demand_change, demand_change_in_use) || | ||
| !array_expand(demand_changes, size)) { | ||
| log_error("Problem creating demand changes array - memory full. The gane will now crash.", 0, 0); | ||
| } | ||
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| for (int i = 0; i < size; i++) { | ||
| demand_change_t *demand_change = array_next(demand_changes); | ||
| demand_change->year = buffer_read_i16(buf); | ||
| demand_change->month = buffer_read_u8(buf); | ||
| demand_change->resource = buffer_read_u8(buf); | ||
| demand_change->route_id = buffer_read_u8(buf); | ||
| demand_change->amount = buffer_read_i32(buf); | ||
| } | ||
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| array_trim(demand_changes); | ||
| } | ||
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| void scenario_demand_change_load_state_old_version(buffer *buf, int is_legacy_change) | ||
| { | ||
| if (!array_init(demand_changes, DEMAND_CHANGES_ARRAY_SIZE_STEP, new_demand_change, demand_change_in_use) || | ||
| !array_expand(demand_changes, MAX_ORIGINAL_DEMAND_CHANGES)) { | ||
| log_error("Problem creating demand changes array - memory full. The gane will now crash.", 0, 0); | ||
| } | ||
| for (size_t i = 0; i < MAX_ORIGINAL_DEMAND_CHANGES; i++) { | ||
| array_advance(demand_changes); | ||
| } | ||
| demand_change_t *demand_change; | ||
| array_foreach(demand_changes, demand_change) { | ||
| demand_change->year = buffer_read_i16(buf); | ||
| } | ||
| array_foreach(demand_changes, demand_change) { | ||
| demand_change->month = buffer_read_u8(buf); | ||
| } | ||
| array_foreach(demand_changes, demand_change) { | ||
| demand_change->resource = buffer_read_u8(buf); | ||
| } | ||
| array_foreach(demand_changes, demand_change) { | ||
| demand_change->route_id = buffer_read_u8(buf); | ||
| } | ||
| if (is_legacy_change) { | ||
| array_foreach(demand_changes, demand_change) { | ||
| int is_rise = buffer_read_u8(buf); | ||
| int amount = is_rise ? DEMAND_CHANGE_LEGACY_IS_RISE : DEMAND_CHANGE_LEGACY_IS_FALL; | ||
| demand_change->amount = amount; | ||
| } | ||
| if (empire_city_is_trade_route_open(route)) { | ||
| int change = amount - last_amount; | ||
| if (amount > 0 && change > 0) { | ||
| city_message_post(1, MESSAGE_INCREASED_TRADING, city_id, resource); | ||
| } else if (amount > 0 && change < 0) { | ||
| city_message_post(1, MESSAGE_DECREASED_TRADING, city_id, resource); | ||
| } else if (amount <= 0) { | ||
| city_message_post(1, MESSAGE_TRADE_STOPPED, city_id, resource); | ||
| } | ||
| } else { | ||
| array_foreach(demand_changes, demand_change) { | ||
| demand_change->amount = buffer_read_i32(buf); | ||
| } | ||
| } | ||
| } |
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