CommandAPI

local CommandApi = {}
local Command = {}

local Commands = {}
local Prefix = "]"

Command.__index = Command

Command.Create = function(_, name, callback)
    local cmd = {}
    setmetatable(cmd, Command)
    cmd.name = name
    cmd.callback = callback
    return cmd
end

Command.Run = function(_, args)
    _.callback(unpack(args))
end

Command.GetName = function(_)
    return _.name
end

CommandApi.GetCommands = function(_)
    return Commands
end

CommandApi.FindCommandFromName = function(_, name)
    for i,v in pairs(Commands) do
        if v:GetName() == name then
            return v
        end
    end
end

CommandApi.SetPrefix = function(_, prefix)
    Prefix = prefix
end

CommandApi.GetPrefix = function(_)
    return Prefix
end

CommandApi.AddCommand = function(_, name, callback)
    table.insert(Commands, Command:Create(name, callback))
end

CommandApi.DelCommand = function(_, name)
    for i,v in pairs(Commands) do
          if v:GetName() == name then
              table.remove(Commands, i)
          end
    end
end

CommandApi.RunCommand = function(_, name, args)
    local cmd = CommandApi:FindCommandFromName(name)
    if not cmd then return false end
    cmd:Run(args)
    return true
end

CommandApi.OnChatted = function(msg)
    local function strStarts(String,Start)
        return string.sub(String,1,string.len(Start))==Start
    end

    if strStarts(msg, CommandApi:GetPrefix()) then
        local args = {}
        local name = ""
        for i in string.gmatch(msg, "%S+") do
            table.insert(args, i)
        end
        name = string.gsub(args[1], CommandApi:GetPrefix(), "")
        table.remove(args, 1)
        CommandApi:RunCommand(name, args)
    end
end

return CommandApi