MineClone2/mods/CORE/mcl_events/init.lua

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mcl_events = {}
mcl_events.registered_events = {}
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local disabled_events = minetest.settings:get("mcl_disabled_events")
if disabled_events then disabled_events = disabled_events:split(",")
else disabled_events = {} end
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local DBG = minetest.settings:get_bool("mcl_logging_event_api",false)
local active_events = {}
local tpl_eventdef = {
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stage = 0,
max_stage = 1,
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percent = 100,
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bars = {},
--pos = vector.zero(),
--time_start = 0,
completed = false,
cond_start = function(event) end, --return table of positions
on_step = function(event) end,
on_start = function(event) end,
on_stage_begin = function(event) end,
cond_progress = function(event) end, --return next stage
cond_complete = function(event) end, --return success
}
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local function mcl_log(m,l)
if DBG then
if not l then l = "action" end
minetest.log(l,"[mcl_events] "..m)
end
end
function mcl_events.register_event(name,def)
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if table.indexof(disabled_events,name) ~= -1 then return end
mcl_events.registered_events[name] = {}
--setmetatable(mcl_events.registered_events[name],tpl_eventdef)
mcl_events.registered_events[name] = def
mcl_events.registered_events[name].name = name
end
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local function addbars(self)
if not self.enable_bossbar then return end
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for _,player in pairs(minetest.get_connected_players()) do
if vector.distance(self.pos,player:get_pos()) < 75 then
local bar = mcl_bossbars.add_bar(player, {color = "red", text = self.readable_name .. ": Wave "..self.stage.." / "..self.max_stage, percentage = self.percent }, true,1)
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table.insert(self.bars,bar)
end
end
end
local function update_bars(self)
if not self.enable_bossbar then return end
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for _,b in pairs(self.bars) do
mcl_bossbars.update_bar(b,{text = self.readable_name .. ": Wave "..self.stage,percentage=self.percent})
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end
end
local function start_event(p,e)
mcl_log("[mcl_events] Event started: "..e.readable_name.." at "..minetest.pos_to_string(vector.round(p.pos)))
local idx = #active_events + 1
active_events[idx] = table.copy(e)
setmetatable(active_events[idx],e)
for k,v in pairs(p) do active_events[idx][k] = v end
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active_events[idx].stage = 0
active_events[idx].percent = 100
active_events[idx].bars = {}
active_events[idx].time_start = os.time()
active_events[idx]:on_start(p.pos)
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addbars(active_events[idx])
end
local function finish_event(self,idx)
mcl_log("[mcl_events] Finished: "..self.readable_name.." at "..minetest.pos_to_string(vector.round(self.pos)))
if self.on_complete then self:on_complete() end
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for _,b in pairs(self.bars) do
mcl_bossbars.remove_bar(b)
end
table.remove(active_events,idx)
end
local etime = 0
function check_events(dtime)
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--process active events
for idx,ae in pairs(active_events) do
if ae.cond_complete and ae:cond_complete() then
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ae.finished = true
finish_event(ae,idx)
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elseif not ae.cond_complete and ae.max_stage and ae.max_stage <= ae.stage then
ae.finished = true
finish_event(ae,idx)
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elseif not ae.finished and ae.cond_progress then
local p = ae:cond_progress()
if p == true then
ae.stage = ae.stage + 1
ae:on_stage_begin()
elseif tonumber(p) then
ae.stage = tonumber(p) or ae.stage + 1
ae:on_stage_begin()
end
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elseif not ae.finished and ae.on_step then
ae:on_step()
end
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addbars(ae)
--update_bars(ae)
end
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-- check if a new event should be started
etime = etime - dtime
if etime > 0 then return end
etime = 10
for _,e in pairs(mcl_events.registered_events) do
local pp = e.cond_start()
if pp then
for _,p in pairs(pp) do
local start = true
if e.exclusive_to_area then
for _,ae in pairs(active_events) do
if e.name == ae.name and vector.distance(p.pos,ae.pos) < e.exclusive_to_area then start = false end
end
end
if start then
start_event(p,e)
elseif DBG then
mcl_log("[mcl_events] Event "..e.readable_name.." already active at "..minetest.pos_to_string(vector.round(p.pos)))
end
end
end
end
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for idx,ae in pairs(active_events) do
local player_near = false
for _,pl in pairs(minetest.get_connected_players()) do
if ae.pos and vector.distance(pl:get_pos(),ae.pos) < 150 then player_near = true end
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end
if ae.pos and not player_near then
mcl_log("[mcl_events] Event "..ae.readable_name.." at "..minetest.pos_to_string(vector.round(ae.pos)).." aborted - no players near." )
active_events[idx] = nil
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end
end
end
minetest.register_globalstep(check_events)
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minetest.register_chatcommand("event_start",{
privs = {debug = true},
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description = "Debug command to start events",
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func = function(pname,param)
local p = minetest.get_player_by_name(pname)
local evdef = mcl_events.registered_events[param]
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if not evdef then return false,"Event "..param.." doesn't exist.'" end
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start_event({pos=p:get_pos(),player=pname,factor=1},evdef)
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return true,"Started event "..param
end,
})