gFarm2h

--gFarm v2
--DistantTemple based ontutorial from ..?
--Initialize variables
local time = 0 -- time start at 0
cycles = 0  -- times the harvest has been repeated
delay = 450     -- delay befor next cycle
slots = {}
slots[1] = "sorter"
slots[2] = ""
slots[3] = ""
slots[4] = ""
slots[5] = ""
slots[6] = ""
slots[7] = "potato"
slots[8] = "carrot"
slots[9] = "beetroot_seeds"
slots[10] = "pumpkin_seeds"
slots[11] = "melon_seeds"
slots[12] = "wheat_seeds"
slots[13] = "wood"
slots[14] = "log"
slots[15] = "lava"
slots[16] = "coal"

s = 5   -- default seed slot
se =6   -- default upper seed slot
sFuel = 16  -- default fuel slot
h = 0   -- height variable start at 0 or entered later
plant = {beet, wheat, pumpkin, melon, potato, carrot}
plant.beet = {seed, veg}
plant.wheat = {seed, veg}
plant.pumpkin = {seed, veg}
plant.melon = {seed, veg}
plant.potatoe = {seed} --for consistency
plant.carrot = {seed}
plant.beet.seed     = 1     -- default slots in turtle
plant.wheat.seed    = 2
plant.pumpkin.seed  = 3
plant.melon.seed    = 4
plant.potatoe       = 5
plant.carrot        = 6
pushQty = 3 -- max fuel push each time
--local slotsAvail {1 = false, 2 = false,  }
levels = {["A"] = 0, ["B"] = 5}
-- ["C"] = 9, ["D"] = 13, ["E"] = 17}  --[this is a list
-- of the levels to harvest. the numbers ar how far the turtle goes
-- from the ground to each one. order irrelevant
xChest = -1 -- to be over chest, lift is at (0,0)
xCoord = xChest -- assume alwas start in Chest location
yChest = 0 -- beware of changing this
yCoord = yChest --yCoord and xCoord are updated as turtle moves.
xLift = 0
yLift = 0
xMinCoord = 0
xMaxCoord = 11 --12 blocks
yMinCoord = 0
yMaxCoord = 8 -- 9 blocks
xStart = xMinCoord --Set the starting X location equal to the min X coordinate
xLimit = xMaxCoord --Sets the ending X location equal to the max X coordinate
yStart = yMinCoord
yLimit = yMaxCoord
xDirection = 1 -- +1 goes forward and -1 goes backward
yDirection = 1 -- added by DT
stuckTimer = 3 --Number of seconds to delay before retrying move
fHigh = 5000
fLow = 2000
fCritical = 500
fStop = 150


function rFuel()
local function checkAndFuel()
    local function ref(slot)
        turtle.select(slot)
        term.write("Fuel level = " .. fLevel)
        turtle.refuel()
        term.write("now level = " .. fLevel)
    end
        for i = 16, 1, -1 do
            detail = turtle.getItemDetail(i)
            if detail then
                name = detail.name
                if string.match(name, "lava") then ref(i)
                elseif string.match(name, "coal") then print(" coal "..i); ref(i)   -- catches coal, charcoal and coal block
                elseif string.match(name, "wood") then ref(i)
                elseif string.match(name, "log") then ref(i)
                elseif fLevel<fLow then
                    print("no lava, coal, wood, or logs found")
                    print("I am short of fuel. Level is: " .. fLevel)
                    print("Put fuel in my inventory or my supply chest")
                    print("I will just eat anything burnable if I get below "..fCritical)
                else print("no ready fuel. Level = " .. fLevel)
                end
                if fLevel < fCritical then print("Heeelp starving")
                end
            end
        end
    end
    fLevel = turtle.getFuelLevel()

    detail = {}
    checkAndFuel() -- normally does once
    fLevel = turtle.getFuelLevel()
    fLevel2=1; fLevel1 =0 --initialse and force once
    while fLevel < fCritical and fLevel2 > fLevel1 do
        fLevel1 = turtle.getFuelLevel()
        checkAndFuel()
        fLevel2 = turtle.getFuelLevel()
    end
end

function critFuel()
--getFuel()
fLevel = turtle.getFuelLevel()
    while fLevel < fCritical do
        print("Below critical not moving. Fill NOW. Level = " .. fLevel)
        sleep(3)
        crFuel()
        fLevel = turtle.getFuelLevel()
    end
end

function crFuel()
    fLevel = turtle.getFuelLevel()
    if fLevel < fLow then rFuel()
    end
end

function getFuel()
    meta = {}
    item = {}
    success, detail = turtle.inspectDown()
    name = detail.name
    if string.match(name, "chest") then
        chest = peripheral.wrap("bottom")
        for i = 1, chest.size() do
            item = chest.getItem(i)
            if chest.getItemMeta(i) then meta = chest.getItemMeta(i)
                if string.match(meta.name, "coal") then
                    chest.pushItems("up", i, pushQty, sFuel) -- to any slot in turtle --max pushQty
                end
            end
        end
    end
end

function sortInvent()
end

function pickIf() --inspects, and harvests if ready
    success, block = turtle.inspectDown()
    if success then
        name = block.name; print(" name = ".. name)
        meta = block.metadata; print(" meta = ".. meta)
        if      name == "minecraft:beetroot" and meta == 3 then pick()
        elseif  name == "minecraft:wheat"and meta == 7      then pick()
        elseif  name == "minecraft:potatoe" and meta == 7   then pick()
        elseif  name == "minecraft:carrot" and meta == 7    then pick()
        elseif  name == "minecraft:melon"   then pick()
        elseif  name == "minecraft:pumpkin" then pick()
        else print("unlisted, or unripe" )
        end
    else
        --print("no block down")
        pick() -- hopefully won't get problematic stuff
  --        need this to try to replant empty ground
    end
end

function pick()
    turtle.digDown()
    turtle.suckDown()
    turtle.suck()   --unnesecary
    plant()
end

function findSeeds() --find in its own inventory
  print("findseeds")
  -- sleep(2)
  full = false -- seed full flag empty by default
  ss = 1
  while not full do --loop start ###########

    turtle.select(s)
    detail = turtle.getitemDetail(s)
    if detail then --check seed full or not breakout check
        if  string.match(detail.name,"seed") then
            if turtle.getItemCount(s) >= 63 then full = true --set flag
            end -- s is full count
        else -- this must be a non seed in the slot! (no allowance for potatoe etc)
            for e = 1, 16 do
                if turtle.getItemCount(e) == 0 then
                    turtle.select(s)
                    turtle.transferTo(e)
                    if  turtle.getItemCount(s) == 0 then break end
                end
            end
        end
    end

    local detail = turtle.getItemDetail(ss)
    if detail then
      print("detail = ".. detail.name)
      local n = detail.name
      local c = detail.count
      if string.match(n,"seed") then
        turtle.transferTo(s)
      end  -- st match
    end  -- success
    ss = ss + 1
  end -- while loop ############################
end -- function findSeeds

function plant()
    turtle.select(s)
 if turtle.getItemCount(s) == 0 then
   findSeeds()
 end
    --which slot ??????????
    --check databse of locations for water etc and which crop
    turtle.placeDown()
end

function deposit() -- assumes start from lift at (0,0)
    while xCoord > xChest and yCoord == yChest do
        bk(); xCoord = xCoord - xDirection --bk into (-1,0) to be over chest
    end
    findSeeds() -- to put seeds in s before depositing in chest
--should detect to check its a chest
    for sl = 1, 16 do
        if sl ~= s then -- need to add list and method of exclusions
            if sl ~= sFuel then
                turtle.select(sl)
                turtle.refuel() -- so it uses up any fuel from all slots here. change if harvesting wood!!
                turtle.dropDown()
            end
        end
    end
    while xCoord < xLift and yCoord == yLift do
        fd(); xCoord = xCoord + xDirection --bk into (-1,0) to be over chest
    end
end

function harvest()--fn h() -- must have lead in and lead out boundary conditions
    --critFuel()
    pickIf();
    fd();   xCoord = xCoord + xDirection -- leave boundary (boundary condition breaker??)
    pickIf()
    fd();   xCoord = xCoord + xDirection -- leave boundary make double sure of that

    while yCoord >= yMinCoord and yCoord < yMaxCoord do -- >=yMin allowed as yCoord only increases iin these loops
        while xCoord > xMinCoord and xCoord < xMaxCoord do
            pickIf() -- inspects and picks  chains to pick and then plant
            fd();   xCoord = xCoord + xDirection
            --print(" xCo = " .. xCoord .. " yCo = " .. yCoord)
        end -- for x
        pickIf()
        if xDirection == 1 then --Determine where the turtle should go based on its direction
            turtle.turnLeft()--turn then Move to the next row
            fd(); yCoord = yCoord + yDirection --DT update yCoord
            turtle.turnLeft()
            xDirection = -1 --hard coded heading  -x
            pickIf(); fd(); xCoord = xCoord + xDirection -- leave boundary
        elseif xDirection == -1 then -- ie if dir <> 1 so -1 -- dir ==1
            turtle.turnRight()--Move to next row -- y<ymax
            fd(); yCoord = yCoord + yDirection --DT update yCoord
            turtle.turnRight()
            xDirection = 1
            pickIf() fd();  xCoord = xCoord + xDirection -- leave boundary
        else
            --print("yCoord reached yMaxCoord = " .. yCoord)
            pickIf(); print("the never else in harvest")
        end-- dir ==1 end of x
        pickIf()
        -- fd();    xCoord = xCoord + xDirection
        --print("xCo = " .. xCoord .. " yCo = " .. yCoord .. " xDir = " .. xDirection)
    end--for y
    while xCoord >= xMinCoord and xCoord < xMaxCoord do -- y loop will not allow
        -- so this row added to sort boundary conditions
        pickIf() -- inspects and picks  chains to pick and then plant
        fd();   xCoord = xCoord + xDirection
        --print(" xCo = " .. xCoord .. " yCo = " .. yCoord)
    end -- for x
    pickIf()
end-- for harvest


function fd() -- may add number later-- local a = a or 1
    while turtle.forward() == false do
    print("Get out of my back-way! Fuel Level = " .. turtle.getFuelLevel())
    if turtle.getFuelLevel() < 100 then
    print("refuel me now ")
        sleep(stuckTimer)
        turtle.refuel()
        end
    end
end
function bk() -- may add number later
-- local a = a or 1
    while turtle.back() == false do
    print("Get out of my back-way! Fuel Level = " .. turtle.getFuelLevel())
    if turtle.getFuelLevel() < 100 then
        print("refuel me now ")
        sleep(stuckTimer)
        turtle.refuel()
    end
    end
end
function returnToStorage()
    print("R2S")
    --print("AA xCoord = " .. xCoord .. "yCoord = " .. yCoord.. "xD = " .. xDirection.. "yD = " .. yDirection)
    if xDirection == 1 then --Turn the turtle to face toward Y 0
        turtle.turnRight(); yDirection = -1
    else --assme xDirection == -1
        turtle.turnLeft(); yDirection = -1
    end --Turn the turtle to face toward Y 0
    --print("BB xCoord = " .. xCoord .. "yCoord = " .. yCoord.. "xD = " .. xDirection.. "yD = " .. yDirection)
    while yCoord > yLift do --changed from Chest/Park to start Nov 2018
        fd(); yCoord = yCoord + yDirection -- as yDir is -1 this counts down
    end--Move the turtle to Y 0
    yDirection = 1 --(reset for next use)
    --print("CC xCoord = " .. xCoord .. " yCoord = " .. yCoord.. " xD = " .. xDirection.. " yD = " .. yDirection)
    turtle.turnLeft(); xDirection = 1 --Turn the turtle to face toward X +ve
    --print("DD xCoord = " .. xCoord .. " yCoord = " .. yCoord.. " xD = " .. xDirection.. " yD = " .. yDirection)
    while xCoord > xLift do --changed from Chest to start Nov 2018
        bk(); xCoord = (xDirection * -1) + xCoord  --(*-1 for reverse!)
    end
    print("EE xCoord = " .. xCoord .. " yCoord = " .. yCoord.. " xD = " .. xDirection.. " yD = " .. yDirection)
    sleep(3)
end

function fromChestToStart()
    print("Pk2St")
    if xDirection == -1 then -- turn round -- face +x
        turtle.turnRight();turtle.turnRight(); xDirection = xDirection * -1
        print("turned round xDirection = ".. xDirection)
    end
    while xCoord < xLift do -- go forward to xLift...
        fd(); xCoord = xCoord + xDirection  -- chest could be > 1 back from start.
    end
    --[[ the Chest location and the turtle must be on y start coordinate
    and the chest must be there. Following code not implemented.
    if yCoord > yStart do
        turtle.turnRight() -- now facing -y
        yDirection = -1
        while yCoord > yStart do
            fd(); yCoord = yCoord + yDirection -- as yDir is -1 this counts down
        end--Move the turtle to Y 0
        turtle.turnLeft() -- now facing +y
        yDirection = 1; xDirection = 1 --facing +x
    end
    --]]
end

function initialise()
getFuel()
crFuel() -- checks fuel and refuels if below lFuel
critFuel()
turtle.select(s) -- default I will overide in plant()
xDirection = 1
cycles = 0
end
function operate()
getFuel()
crFuel() -- checks fuel and refuels if below lFuel
while xCoord < xLift and yCoord == yLift do --only if in line with chest
    fd(); xCoord = xCoord + xDirection -- go forward to lift block (0,0)
end
for l,h in pairs(levels) do --see table at start
critFuel()
    print("Level ".. l .. " is up " .. h)
    sleep(1)
    for u = 1, h do turtle.up() end
    --[[ fd();  xCoord = xCoord + xDirection    -- fd() and Update the X coordinate variable --Exit storage
    remmed as it now lifts at (1,1) --]]
    term.write("op: xCo = " .. xCoord .. " yCo = " .. yCoord)
    harvest()--Harvest
    returnToStorage() -- should arrive in lift location
    for u = 1, h do turtle.down() end
    deposit() -- to offload and later stock fuel and any seeds - for next level
end
while xCoord > xChest and yCoord == yChest do
    bk(); xCoord = xCoord - xDirection --bk into (-1,0) to be over chest
end
cycles = cycles + 1; time = time + delay -- don't need both or even either
myTimer = os.startTimer(delay) -- need to reset timer
print("tmrset. time = "..time.."dly = ".. delay .. "cyc =" .. cycles)
while xCoord < xLift and yCoord == yStart do
    fd(); xCoord = xCoord + xDirection --bk into (-1,0) to be over chest
end
end

-- ##### MAIN PROGRAM FLOW #######
initialise() --no movement
operate() -- timer is set at end of operate
deposit()
fromChestToStart()

while true do --TIMING LOOP FOR 2ND AND ONWARDS
  local event, par1 = os.pullEvent()
  if event == "timer" --[[ and par1 == myTimer --]] then
    print("operating now. Time = ".. time .. " par1 = " .. par1)
    operate()
    deposit()
  elseif event == "key" then
    print("You pressed "..keys.getName(par1).."!")
    --insert key options here--break
  end
end
print( "Harvest Complete" )
print("should never get here!")