chat: wip rework as chat2

resources/[gameplay]/chat/sv_chat.lua

@@ -7,18 +7,161 @@ RegisterServerEvent('_chat:messageEntered')
 RegisterServerEvent('chat:clear')
 RegisterServerEvent('__cfx_internal:commandFallback')
 
-AddEventHandler('_chat:messageEntered', function(author, color, message)
+exports('addMessage', function(target, message)
+    if not message then
+        message = target
+        target = -1
+    end
+
+    if not target or not message then return end
+
+    TriggerClientEvent('chat:addMessage', target, message)
+end)
+
+local hooks = {}
+local hookIdx = 1
+
+exports('registerMessageHook', function(hook)
+    local resource = GetInvokingResource()
+    hooks[hookIdx + 1] = {
+        fn = hook,
+        resource = resource
+    }
+
+    hookIdx = hookIdx + 1
+end)
+
+local modes = {}
+
+exports('registerMode', function(modeData)
+    if not modeData.name or not modeData.displayName or not modeData.cb then
+        return false
+    end
+
+    local resource = GetInvokingResource()
+
+    modes[modeData.name] = modeData
+    modes[modeData.name].resource = resource
+
+    TriggerClientEvent('chat:addMode', -1, {
+        name = modeData.name,
+        displayName = modeData.displayName,
+        color = modeData.color or '#fff'
+    })
+
+    return true
+end)
+
+local function unregisterHooks(resource)
+    local toRemove = {}
+
+    for k, v in pairs(hooks) do
+        if v.resource == resource then
+            table.insert(toRemove, k)
+        end
+    end
+
+    for _, v in ipairs(toRemove) do
+        hooks[v] = nil
+    end
+
+    toRemove = {}
+
+    for k, v in pairs(modes) do
+        if v.resource == resource then
+            table.insert(toRemove, k)
+        end
+    end
+
+    for _, v in ipairs(toRemove) do
+        TriggerClientEvent('chat:removeMode', -1, {
+            name = v
+        })
+
+        modes[v] = nil
+    end
+end
+
+AddEventHandler('_chat:messageEntered', function(author, color, message, mode)
     if not message or not author then
         return
     end
 
-    TriggerEvent('chatMessage', source, author, message)
+    local source = source
 
-    if not WasEventCanceled() then
-        TriggerClientEvent('chatMessage', -1, author,  { 255, 255, 255 }, message)
+    local outMessage = {
+        color = { 255, 255, 255 },
+        multiline = true,
+        args = { message }
+    }
+
+    if author ~= "" then
+        outMessage.args = { author, message }
     end
 
-    print(author .. '^7: ' .. message .. '^7')
+    local messageCanceled = false
+    local routingTarget = -1
+
+    local hookRef = {
+        updateMessage = function(t)
+            -- shallow merge
+            for k, v in pairs(t) do
+                if k == 'template' then
+                    outMessage['template'] = v:gsub('%{%}', outMessage['template'] or '@default')
+                elseif k == 'params' then
+                    if not outMessage.params then
+                        outMessage.params = {}
+                    end
+
+                    for pk, pv in pairs(v) do
+                        outMessage.params[pk] = pv
+                    end
+                else
+                    outMessage[k] = v
+                end
+            end
+        end,
+
+        cancel = function()
+            messageCanceled = true
+        end,
+
+        setRouting = function(target)
+            routingTarget = target
+        end
+    }
+
+    if message:sub(1, 1) ~= '/' then
+        for _, hook in pairs(hooks) do
+            if hook.fn then
+                hook.fn(source, outMessage, hookRef)
+            end
+        end
+
+        if modes[mode] then
+            local m = modes[mode]
+
+            m.cb(source, outMessage, hookRef)
+        end
+    end
+
+    if messageCanceled then
+        return
+    end
+
+    TriggerEvent('chatMessage', source, #outMessage.args > 1 and outMessage.args[1] or '', outMessage.args[#outMessage.args])
+
+    if not WasEventCanceled() then
+        if type(routingTarget) ~= 'table' then
+            TriggerClientEvent('chat:addMessage', routingTarget, outMessage)
+        else
+            for _, id in ipairs(routingTarget) do
+                TriggerClientEvent('chat:addMessage', id, outMessage)
+            end
+        end
+    end
+
+    print(author .. '^7' .. (modes[mode] and (' (' .. modes[mode].displayName .. ')') or '') .. ': ' .. message .. '^7')
 end)
 
 AddEventHandler('__cfx_internal:commandFallback', function(command)
@@ -34,11 +177,19 @@ AddEventHandler('__cfx_internal:commandFallback', function(command)
 end)
 
 -- player join messages
-AddEventHandler('chat:init', function()
+AddEventHandler('playerJoining', function()
+    if GetConvarInt('chat_showJoins', 1) == 0 then
+        return
+    end
+
     TriggerClientEvent('chatMessage', -1, '', { 255, 255, 255 }, '^2* ' .. GetPlayerName(source) .. ' joined.')
 end)
 
 AddEventHandler('playerDropped', function(reason)
+    if GetConvarInt('chat_showQuits', 1) == 0 then
+        return
+    end
+
     TriggerClientEvent('chatMessage', -1, '', { 255, 255, 255 }, '^2* ' .. GetPlayerName(source) ..' left (' .. reason .. ')')
 end)
 
@@ -77,3 +228,7 @@ AddEventHandler('onServerResourceStart', function(resName)
         refreshCommands(player)
     end
 end)
+
+AddEventHandler('onResourceStop', function(resName)
+    unregisterHooks(resName)
+end)