VoxeLibre/mods/CORE/mcl_predicates/init.lua
Elias Fleckenstein 67dd48b06c Add predicates
2021-03-11 10:05:46 +01:00

110 lines
3.1 KiB
Lua

mcl_predicates = {
predicates = {},
}
local modpath = minetest.get_modpath("mcl_predicates")
dofile(modpath .. "/api.lua")
mcl_predicates.register_predicate("alternative", function(predicate, data)
return mcl_predicates.do_predicates(predicate.terms, data, true)
end)
mcl_predicates.register_predicate("block_state_property", function(predicate, data)
return mcl_predicates.match_block(predicate.block, predicate.properties, data.location)
end)
mcl_predicates.register_predicate("damage_source_properties", function(predicate, data)
-- ToDo: damage source abstraction
return nil
end)
mcl_predicates.register_predicate("entity_properties", function(predicate, data)
local entity = predicate.entity
if not entity or (entity ~= "this" and entity ~= "killer" and entity ~= "killer_player") then
return false
end
local ref = data[entity]
if not ref then
return false
end
-- ToDo: entity / player abstraction
return nil
end)
mcl_predicates.register_predicate("entity_scores", function(predicate, data)
-- ToDo: scoreboards
return nil
end)
mcl_predicates.register_predicate("inverted", function(predicate, data)
return not mcl_predicates.do_predicates({predicate.term}, data)
end)
mcl_predicates.register_predicate("killed_by_player", function(predicate, data)
return not predicate.inverse ~= not data.killer_player
end)
mcl_predicates.register_predicate("location_check", function(predicate, data)
local location = vector.new(data.location)
location.x = location.x + (data.offsetX or 0)
location.y = location.y + (data.offsetY or 0)
location.z = location.z + (data.offsetZ or 0)
-- ToDo, needs abstraction?
return nil
end)
mcl_predicates.register_predicate("match_tool", function(predicate, data)
return mcl_predicates.match_tool(data.tool, predicate.predicate)
end)
mcl_predicates.register_predicate("random_chance", function(predicate, data)
return mcl_util.rand_bool(predicate.chance, data.pr)
end)
mcl_predicates.register_predicate("random_chance_with_looting", function(predicate, data)
local chance = predicate.chance -- + (looting_level * looting_multiplier)
-- ToDo: entity / player abstraction
return mcl_util.rand_bool(chance, data.pr)
end)
mcl_predicates.register_predicate("reference", function(predicate, data)
-- ToDo: needs research
return nil
end)
mcl_predicates.register_predicate("survives_explosion", function(predicate, data)
return mcl_util.rand_bool(data.drop_chance or 1, data.pr)
end)
mcl_predicates.register_predicate("table_bonus", function(predicate, data)
-- ToDo: entity / player abstraction
return nil
end)
mcl_predicates.register_predicate("time_check", function(predicate, data)
-- ToDo: needs research
return nil
end)
mcl_predicates.register_predicate("weather_check", function(predicate, data)
local weather = mcl_weather.get_weather()
if predicate.thundering then
return weather == "thunder"
elseif predicate.raining then
return weather == "rain"
else
return true
end
end)
mcl_predicates.register_predicate("value_check", function(predicate, data)
local value = mcl_numbers.get_number(predicate.value, data)
return mcl_numbers.check_in_bounds(value, predicate.range, data)
end)