dfhack/plugins/eventful.cpp

323 lines
7.9 KiB
C++

#include "Core.h"
#include <Console.h>
#include <Export.h>
#include <PluginManager.h>
#include <modules/Gui.h>
#include <modules/Screen.h>
#include <modules/Maps.h>
#include <modules/Job.h>
#include <modules/Items.h>
#include <modules/Units.h>
#include <TileTypes.h>
#include <vector>
#include <cstdio>
#include <stack>
#include <string>
#include <cmath>
#include <string.h>
#include <VTableInterpose.h>
#include "df/item_liquid_miscst.h"
#include "df/item_constructed.h"
#include "df/builtin_mats.h"
#include "df/world.h"
#include "df/job.h"
#include "df/job_item.h"
#include "df/job_item_ref.h"
#include "df/ui.h"
#include "df/report.h"
#include "df/reaction.h"
#include "df/reaction_reagent_itemst.h"
#include "df/reaction_product_itemst.h"
#include "df/matter_state.h"
#include "df/contaminant.h"
#include "MiscUtils.h"
#include "LuaTools.h"
using std::vector;
using std::string;
using std::stack;
using namespace DFHack;
using namespace df::enums;
using df::global::gps;
using df::global::world;
using df::global::ui;
typedef df::reaction_product_itemst item_product;
DFHACK_PLUGIN("reactionhooks");
struct ReagentSource {
int idx;
df::reaction_reagent *reagent;
ReagentSource() : idx(-1), reagent(NULL) {}
};
struct MaterialSource : ReagentSource {
bool product;
std::string product_name;
int mat_type, mat_index;
MaterialSource() : product(false), mat_type(-1), mat_index(-1) {}
};
struct ProductInfo {
df::reaction *react;
item_product *product;
MaterialSource material;
bool isValid() {
return (material.mat_type >= 0 || material.reagent);
}
};
struct ReactionInfo {
df::reaction *react;
std::vector<ProductInfo> products;
};
static std::map<std::string, ReactionInfo> reactions;
static std::map<df::reaction_product*, ProductInfo*> products;
static ReactionInfo *find_reaction(const std::string &name)
{
auto it = reactions.find(name);
return (it != reactions.end()) ? &it->second : NULL;
}
static bool is_lua_hook(const std::string &name)
{
return name.size() > 9 && memcmp(name.data(), "LUA_HOOK_", 9) == 0;
}
static void find_material(int *type, int *index, df::item *input, MaterialSource &mat)
{
if (input && mat.reagent)
{
MaterialInfo info(input);
if (mat.product)
{
if (!info.findProduct(info, mat.product_name))
{
color_ostream_proxy out(Core::getInstance().getConsole());
out.printerr("Cannot find product '%s'\n", mat.product_name.c_str());
}
}
*type = info.type;
*index = info.index;
}
else
{
*type = mat.mat_type;
*index = mat.mat_index;
}
}
/*
* Hooks
*/
typedef std::map<int, std::vector<df::item*> > item_table;
static void index_items(item_table &table, df::job *job, ReactionInfo *info)
{
for (int i = job->items.size()-1; i >= 0; i--)
{
auto iref = job->items[i];
if (iref->job_item_idx < 0) continue;
auto iitem = job->job_items[iref->job_item_idx];
if (iitem->contains.empty())
{
table[iitem->reagent_index].push_back(iref->item);
}
else
{
std::vector<df::item*> contents;
Items::getContainedItems(iref->item, &contents);
for (int j = contents.size()-1; j >= 0; j--)
{
for (int k = iitem->contains.size()-1; k >= 0; k--)
{
int ridx = iitem->contains[k];
auto reag = info->react->reagents[ridx];
if (reag->matchesChild(contents[j], info->react, iitem->reaction_id))
table[ridx].push_back(contents[j]);
}
}
}
}
}
df::item* find_item(ReagentSource &info, item_table &table)
{
if (!info.reagent)
return NULL;
if (table[info.idx].empty())
return NULL;
return table[info.idx].back();
}
df::item* find_item(
ReagentSource &info,
std::vector<df::reaction_reagent*> *in_reag,
std::vector<df::item*> *in_items
) {
if (!info.reagent)
return NULL;
for (int i = in_items->size(); i >= 0; i--)
if ((*in_reag)[i] == info.reagent)
return (*in_items)[i];
return NULL;
}
static void handle_reaction_done(color_ostream &out,df::reaction*, df::unit *unit, std::vector<df::item*> *in_items,std::vector<df::reaction_reagent*> *in_reag
, std::vector<df::item*> *out_items,bool *call_native){};
DEFINE_LUA_EVENT_6(onReactionComplete, handle_reaction_done,df::reaction*, df::unit *, std::vector<df::item*> *,std::vector<df::reaction_reagent*> *,std::vector<df::item*> *,bool *);
DFHACK_PLUGIN_LUA_EVENTS {
DFHACK_LUA_EVENT(onReactionComplete),
DFHACK_LUA_END
};
struct product_hook : item_product {
typedef item_product interpose_base;
DEFINE_VMETHOD_INTERPOSE(
void, produce,
(df::unit *unit, std::vector<df::item*> *out_items,
std::vector<df::reaction_reagent*> *in_reag,
std::vector<df::item*> *in_items,
int32_t quantity, df::job_skill skill,
df::historical_entity *entity, df::world_site *site)
) {
if (auto product = products[this])
{
df::reaction* this_reaction=product->react;
CoreSuspendClaimer suspend;
color_ostream_proxy out(Core::getInstance().getConsole());
bool call_native=true;
onReactionComplete(out,this_reaction,unit,in_items,in_reag,out_items,&call_native);
if(!call_native)
return;
}
INTERPOSE_NEXT(produce)(unit, out_items, in_reag, in_items, quantity, skill, entity, site);
}
};
IMPLEMENT_VMETHOD_INTERPOSE(product_hook, produce);
/*
* Scan raws for matching reactions.
*/
static void parse_product(
color_ostream &out, ProductInfo &info, df::reaction *react, item_product *prod
) {
info.react = react;
info.product = prod;
info.material.mat_type = prod->mat_type;
info.material.mat_index = prod->mat_index;
}
static bool find_reactions(color_ostream &out)
{
reactions.clear();
auto &rlist = world->raws.reactions;
for (size_t i = 0; i < rlist.size(); i++)
{
if (!is_lua_hook(rlist[i]->code))
continue;
reactions[rlist[i]->code].react = rlist[i];
}
for (auto it = reactions.begin(); it != reactions.end(); ++it)
{
auto &prod = it->second.react->products;
auto &out_prod = it->second.products;
for (size_t i = 0; i < prod.size(); i++)
{
auto itprod = strict_virtual_cast<item_product>(prod[i]);
if (!itprod) continue;
out_prod.push_back(ProductInfo());
parse_product(out, out_prod.back(), it->second.react, itprod);
}
for (size_t i = 0; i < prod.size(); i++)
{
if (out_prod[i].isValid())
products[out_prod[i].product] = &out_prod[i];
}
}
return !products.empty();
}
static void enable_hooks(bool enable)
{
INTERPOSE_HOOK(product_hook, produce).apply(enable);
}
DFhackCExport command_result plugin_onstatechange(color_ostream &out, state_change_event event)
{
switch (event) {
case SC_WORLD_LOADED:
if (find_reactions(out))
{
out.print("Detected reaction hooks - enabling plugin.\n");
enable_hooks(true);
}
else
enable_hooks(false);
break;
case SC_WORLD_UNLOADED:
enable_hooks(false);
reactions.clear();
products.clear();
break;
default:
break;
}
return CR_OK;
}
DFhackCExport command_result plugin_init ( color_ostream &out, std::vector <PluginCommand> &commands)
{
if (Core::getInstance().isWorldLoaded())
plugin_onstatechange(out, SC_WORLD_LOADED);
return CR_OK;
}
DFhackCExport command_result plugin_shutdown ( color_ostream &out )
{
enable_hooks(false);
return CR_OK;
}