Twiggy Flathead

--[[

.npc portto 43359
.quest start 1718 (the islander)

TODO:

*) use AT

--]]

-- QUESTID_THE_AFFRAY = 1719
-- CREATUREID_TWIGGY_FLATHEAD = 6248
-- CREATUREID_AFFRAY_CHALLENGER = 6240
-- CREATUREID_BIG_WILL = 6238
-- EMOTE_ONESHOT_ROAR = 15
-- EMOTE_STATE_READY_UNARMED = 27
-- FACTION_ENEMY = 14
-- FACTION_FRIENDLY = 35
-- OBJECT_END               = 0x0006
-- UNIT_FIELD_FLAGS         = 0x0006 + 0x0035
-- UNIT_FIELD_TARGET        = 0x0006 + 0x000C
-- UNIT_FLAG_NOT_ATTACKABLE_9   = 0x00000100;
-- UNIT_FLAG_NOT_SELECTABLE = 0x02000000;

local AffrayLoc = {

    {-1683, -4326, 2.79, 0},
    {-1682, -4329, 2.79, 0},
    {-1683, -4330, 2.79, 0},
    {-1680, -4334, 2.79, 1.49},
    {-1674, -4326, 2.79, 3.49},
    {-1677, -4334, 2.79, 1.66}
};

local AffrayDisplay = { 4968, 4969, 4970, 4971 };

THE_AFFRAY = {}

function twiggyFlathead_onAIUpdate( unit, _ )

    local ref = THE_AFFRAY[tostring( unit )]

    -- the green bastard look for Warriors witch have started the quest
    local tbl_plrs = unit:GetInRangePlayers()
    if tbl_plrs and ref.eventInProgress == false then
        for _, v in ipairs ( tbl_plrs ) do
            if v:GetPlayerClass() == "Warrior" and v:GetQuestObjectiveCompletion( 1719, 0 ) == 0 then
                if unit:GetDistance( v ) <= 90 then
                   ref.eventInProgress = true
                   ref.plrTarget = v
                   ref.plrGuid = v:GetGUID()
                end
            end
        end
    end

    -- check if event has started and then spawn challengers
    if( ref.eventSpawned == false and ref.eventInProgress == true ) then

        local p = unit:GetUnitByGUID( ref.plrGuid )
        if p:HasQuest( 1719 ) then
            local x = p:GetX()
            local y = p:GetY()

            -- there is an AT in the center of the circle (like
            -- in all quest about step in some place) but not sure
            -- if we should have to much serverhook functions (maybe
            -- a big one with all quest like this???)
            if( (x >= -1684 and x <= -1674) and (y >= -4334 and y <= -4324) ) then
                unit:SendChatMessage( 12, 0, "The Affray has begun.  "..p:GetName()..", get ready to fight!" )

                for i = 1, 6, 1 do

                    local mob = unit:SpawnCreature( 6240, AffrayLoc[ i ][ 1 ], AffrayLoc[ i ][ 2 ], AffrayLoc[ i ][ 3 ], AffrayLoc[ i ][ 4 ], 35, 600000, 1899, 1, 1, 1, 0 );
                    mob:SetModel( AffrayDisplay[math.random(1, 4)] )
                    mob:SetByteValue( 0x7A, 0, 1 )
                    mob:SetFaction( 35 )
                    mob:SetFlag( 0x0006 + 0x0035, 0x00000100 + 0x02000000 )
                    mob:DisableCombat( 1 )
                    mob:Emote( 15, 1000 )
                    ref.affrayChallenger[ i ] = mob:GetGUID()
                end

                ref.eventSpawned = true
                ref.waveTimer = 5
                ref.challengerChecker = 1
            end
        end

    elseif( ref.eventInProgress == true ) then

        ref.waveTimer = ref.waveTimer - 1

        -- check if a challenger is dead
        if( ref.challengerChecker <= 1 ) then

            for i = 1, 6, 1 do

                if( ref.affrayChallenger[ i ] ) then

                    local npc = unit:GetUnitByGUID( ref.affrayChallenger[ i ] )

                    if( npc == nil or ( npc:IsAlive() == false and ref.challengerDown[ i ] == false ) ) then

                        unit:SendChatMessage( 12, 0, "Challenger is down!" )
                        ref.challengerDown[ i ] = true
                    end
                end
            end

            ref.challengerChecker = 1;
        else
            ref.challengerChecker = ref.challengerChecker - 1
        end

        -- wait twenty seconds and then activate another Challenger
        if( ref.waveTimer <= 1 ) then

            if( ref.wave < 7 and ref.affrayChallenger[ ref.wave ] and ref.eventBigWill == false ) then
                unit:SendChatMessage( 12, 0, "You!  Enter the fray!" )
                local npc = unit:GetUnitByGUID( ref.affrayChallenger[ ref.wave ] )
                if( npc and npc:IsAlive() == true ) then
                    npc:Emote( 15, 0 )
                    npc:SetFaction( 14 )
                    npc:SetUInt64Value( 0x0006 + 0x000C, ref.plrGuid );
                    npc:RegisterAIUpdateEvent( 3000 )
                    ref.wave = ref.wave + 1
                    ref.waveTimer = 20
                end

            -- no more Challengers so spawn Big Will
            elseif( ref.wave >= 6 and ref.eventBigWill == false ) then

                local bw = unit:SpawnCreature( 6238, -1722, -4341, 6.12, 6.26, 35, 480000, 1, 1, 1, 1, 0 )
                if( bw ) then
                    bw:SetFlag( 0x0006 + 0x0035, 0x00000100 + 0x02000000 )
                    bw:DisableCombat( 1 )
                    bw:Emote( 27, 0 )
                    ref.bigWill = bw:GetGUID()
                    ref.eventBigWill = true
                    ref.waveTimer = 1
                    --test
                    bw:RegisterAIUpdateEvent( 20000 )
                    bw:SetUInt64Value( 0x0006 + 0x000C, ref.plrGuid );
                end

            elseif( ref.wave >= 6 and ref.eventBigWill and ref.bigWill ) then

                local bw = unit:GetUnitByGUID( ref.bigWill )
                if( bw == nil or bw:IsAlive() == false ) then
                    unit:SendChatMessage( 12, 0, "The Affray is over!" )
                    ref.eventInProgress = false
                    unit:Despawn( 1000, 0 ) -- reset variables
                end
            end
        end
    end
end

function twiggyFlathead_onLoad( unit, _ )

    local sUnit = tostring( unit )

    THE_AFFRAY[ sUnit ] = {

    eventInProgress = false,
    eventSpawned = false,
    affrayChallenger = { nil, nil, nil, nil, nil, nil },
    challengerDown = { false, false, false, false, false, false },
    waveTimer = 0,
    challengerChecker = 0,
    eventBigWill = false,
    wave = 1,
    bigWill = nil,
    plrTarget = nil,
    plrGuid = nil

    }
    unit:RegisterAIUpdateEvent( 1000 )
end

RegisterUnitEvent( 6248, 18, twiggyFlathead_onLoad )
RegisterUnitEvent( 6248, 21, twiggyFlathead_onAIUpdate )