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local thread = require 'bee.thread'
local taskPad = thread.channel('taskpad')
local waiter = thread.channel('waiter')
---@class pub_brave
local m = {}
m.type = 'brave'
m.ability = {}
m.queue = {}
--- 注册成为勇者
function m.register(id, privatePad)
m.id = id
if #m.queue > 0 then
for _, info in ipairs(m.queue) do
waiter:push(m.id, info.name, info.params)
end
end
m.queue = nil
m.start(privatePad)
end
--- 注册能力
function m.on(name, callback)
m.ability[name] = callback
end
--- 报告
function m.push(name, params)
if m.id then
waiter:push(m.id, name, params)
else
m.queue[#m.queue+1] = {
name = name,
params = params,
}
end
end
--- 开始找工作
function m.start(privatePad)
local reqPad = privatePad and thread.channel('req:' .. privatePad) or taskPad
local resPad = privatePad and thread.channel('res:' .. privatePad) or waiter
m.push('mem', collectgarbage 'count')
while true do
local name, id, params = reqPad:bpop()
local ability = m.ability[name]
-- TODO
if not ability then
resPad:push(m.id, id)
log.error('Brave can not handle this work: ' .. name)
goto CONTINUE
end
local ok, res = xpcall(ability, log.error, params)
if ok then
resPad:push(m.id, id, res)
else
resPad:push(m.id, id)
end
m.push('mem', collectgarbage 'count')
::CONTINUE::
end
end
return m
|
