WIP ComputerCraft Customizeable Turtle BranchMining Program

--Get inputs

local Inputs = { ... }


--Check # of inputs

if #Inputs < 2 or #Inputs > 7 then
    print("Usage: branch <solo/side> <branchlength> <branchspacing> <torchspacing> <enderchestslot#> <torchesslot#> <#ofShafts>.")
    return true
end

--Check input validity

if #Inputs == 7 then
    shafts = tonumber(Inputs[7])
    torch = tonumber(Inputs[6])
    chest = tonumber(Inputs[5])
    light = tonumber(Inputs[4])
    spacing = tonumber(Inputs[3])+1
    length = tonumber(Inputs[2])
    side = Inputs[1]
    if shafts < 2 then
        error("Input 7 is the number of shafts. Valid inputs are X > 1.")
    end
    if torch < 1 or torch > 16  then
        error("Input 6 is the slot# of the torches. Valid inputs are 1-16.")
    end
    if chest < 1 or chest > 16 then
        error("Input 5 is the slot# of the enderchest. Valid inputs are 1-16")
    end
    if chest == torch then
        error("The enderchest and torches cannot be in the same slot#!")
    end
    if light < 0 or light > 14 then
        error("Input 4 is the number of spaces between torches. Valid inputs are 0-14.")
    end
    if spacing < 2 or spacing > 6 then
        error("Input 3 is the number of blocks between shafts. Valid inputs are 2-6.")
    end
    if length < 5 or length > 75 then
        error("Input 2 is the length of each shaft. Valid inputs are 5-75.")
    end
    if side ~= "solo" and side ~= "left" and side ~= "right" then
        error("Input 1 is the shafting style. Valid inputs are 'solo' for one turtle, 'left' if this is the turtle on the left in a pair, or 'right' if this is the turtle on the right in a pair.")
    end

elseif #Inputs == 6 then
    shafts = 5
    torch = tonumber(Inputs[6])
    chest = tonumber(Inputs[5])
    light = tonumber(Inputs[4])
    spacing = tonumber(Inputs[3])+1
    length = tonumber(Inputs[2])
    side = Inputs[1]
    if torch < 1 or torch > 16  then
        error("Input 6 is the slot# of the torches. Valid inputs are 1-16.")
    end
    if chest < 1 or chest > 16 then
        error("Input 5 is the slot# of the enderchest. Valid inputs are 1-16")
    end
    if chest == torch then
        error("The enderchest and torches cannot be in the same slot#!")
    end
    if light < 0 or light > 14 then
        error("Input 4 is the number of spaces between torches. Valid inputs are 0-14.")
    end
    if spacing < 2 or spacing > 6 then
        error("Input 3 is the number of blocks between shafts. Valid inputs are 2-6.")
    end
    if length < 5 or length > 75 then
        error("Input 2 is the length of each shaft. Valid inputs are 5-75.")
    end
    if side ~= "solo" and side ~= "left" and side ~= "right" then
        error("Input 1 is the shafting style. Valid inputs are 'solo' for one turtle, 'left' if this is the turtle on the left in a pair, or 'right' if this is the turtle on the right in a pair.")
    end

elseif #Inputs == 5 then
    shafts = 5
    torch = 2
    chest = tonumber(Inputs[5])
    light = tonumber(Inputs[4])
    spacing = tonumber(Inputs[3])+1
    length = tonumber(Inputs[2])
    side = Inputs[1]
    if chest < 1 or chest > 16 then
        error("Input 5 is the slot# of the enderchest. Valid inputs are 1-16")
    end
    if chest == torch then
        error("The enderchest and torches cannot be in the same slot#!")
    end
    if light < 0 or light > 14 then
        error("Input 4 is the number of spaces between torches. Valid inputs are 0-14.")
    end
    if spacing < 2 or spacing > 6 then
        error("Input 3 is the number of blocks between shafts. Valid inputs are 2-6.")
    end
    if length < 5 or length > 75 then
        error("Input 2 is the length of each shaft. Valid inputs are 5-75.")
    end
    if side ~= "solo" and side ~= "left" and side ~= "right" then
        error("Input 1 is the shafting style. Valid inputs are 'solo' for one turtle, 'left' if this is the turtle on the left in a pair, or 'right' if this is the turtle on the right in a pair.")
    end

elseif #Inputs == 4 then
    shafts = 5
    torch = 2
    chest = 1
    light = tonumber(Inputs[4])
    spacing = tonumber(Inputs[3])+1
    length = tonumber(Inputs[2])
    side = Inputs[1]
    if light < 0 or light > 14 then
        error("Input 4 is the number of spaces between torches. Valid inputs are 0-14.")
    end
    if spacing < 2 or spacing > 6 then
        error("Input 3 is the number of blocks between shafts. Valid inputs are 2-6.")
    end
    if length < 5 or length > 75 then
        error("Input 2 is the length of each shaft. Valid inputs are 5-75.")
    end
    if side ~= "solo" and side ~= "left" and side ~= "right" then
        error("Input 1 is the shafting style. Valid inputs are 'solo' for one turtle, 'left' if this is the turtle on the left in a pair, or 'right' if this is the turtle on the right in a pair.")
    end

elseif #Inputs == 3 then
    shafts = 5
    torch = 2
    chest = 1
    light = 12
    spacing = tonumber(Inputs[3])+1
    length = tonumber(Inputs[2])
    side = Inputs[1]
    if spacing < 2 or spacing > 6 then
        error("Input 3 is the number of blocks between shafts. Valid inputs are 2-6.")
    end
    if length < 5 or length > 75 then
        error("Input 2 is the length of each shaft. Valid inputs are 5-75.")
    end
    if side ~= "solo" and side ~= "left" and side ~= "right" then
        error("Input 1 is the shafting style. Valid inputs are 'solo' for one turtle, 'left' if this is the turtle on the left in a pair, or 'right' if this is the turtle on the right in a pair.")
    end

elseif #Inputs == 2 then
    shafts = 5
    torch = 2
    chest = 1
    light = 12
    spacing = 5
    length = tonumber(Inputs[2])
    side = Inputs[1]
    if length < 5 or length > 75 then
        error("Input 2 is the length of each shaft. Valid inputs are 5-75.")
    end
    if side ~= "solo" and side ~= "left" and side ~= "right" then
        error("Input 1 is the shafting style. Valid inputs are 'solo' for one turtle, 'left' if this is the turtle on the left in a pair, or 'right' if this is the turtle on the right in a pair.")
    end

else
    error("Something's gone wrong. Doing Nothing.")
end

-- Check for sufficient fuel, sufficient torches, enderchest, and a clear inventory

local Flvl = turtle.getFuelLevel()
local TorchNum = turtle.getItemCount(torch)
if side == "solo" then
    Factor = 2
else
    Factor = 1
end

--Fuel
if Flvl == 0 then
    print("You need fuel!")
    return
end
if Flvl < Factor*(2*(length+spacing+1)+10)*shafts then
    print("Not enough fuel. You need this much more to do that: ")
    print(Factor*(2*(length+spacing+1)+10)*shafts-Flvl)
    return
end

--Torches
if TorchNum == 0 then
    print("You need to put torches in slot # ")
    print(torch)
    return
end
if TorchNum < math.ceil(Factor*length/light*shafts) then
    print("Not enough torches. You need this many more to do that: ")
    print(math.ceil(Factor*length/light*shafts)-TorchNum)
    return
end

--Enderchest
if turtle.getItemCount(chest) < 1 then
    print("You need an enderchest in slot# ")
    print(chest)
    return
end

--Clear Inventory
for Slot = 1, 16 do
    if Slot ~= chest and Slot ~= torch and turtle.getItemCount(Slot) ~= 0 then
        error("You need to clear all inventory spaces except for the enderchest and torches.")
    end
end

--------------------------

if side ~= "solo" then
    print("This isn't implemented yet. Use solo mode.")
    return
end

if side == "solo" then
    for CurrShaft = 1, shafts do

        -- left shaft
        for CurrDepth = 2, length do
            if not turtle.forward() then
                repeat
                    turtle.dig()
                    os.sleep(.6)
                until turtle.forward()
            end
        end
        full = 1
        turtle.digDown()
        turtle.turnRight()
        turtle.turnRight()
        for CurrDepth = 1, length do
            turtle.forward()
            turtle.digDown()
            if full == 1 then
                turtle.down()
                if turtle.detectDown() then
                    turtle.up()
                    turtle.select(chest)
                    turtle.placeDown()
                    for Slot = 1, 16 do
                        if Slot ~= torch then
                            turtle.select(Slot)
                            turtle.dropDown()
                        end
                    end
                    full = 0
                    turtle.select(chest)
                    turtle.digDown()
                else
                    turtle.up()
                end
            end
            if CurrDepth % light == 0 or CurrDepth == 1 then
                turtle.select(torch)
                turtle.placeDown()
            end
        end
        full = 1
        turtle.down()
        if turtle.detectDown() then
            turtle.up()
            turtle.select(chest)
            turtle.placeDown()
            for Slot = 1, 16 do
                if Slot ~= torch then
                    turtle.select(Slot)
                    turtle.dropDown()
                end
            end
            turtle.select(chest)
            turtle.digDown()
            full = 0
        else
            turtle.up()
        end

        -- right shaft
        for CurrDepth = 1, length do
            if not turtle.forward() then
                repeat
                    turtle.dig()
                    os.sleep(.6)
                until turtle.forward()
            end
        end
        full = 1
        turtle.digDown()
        turtle.turnRight()
        turtle.turnRight()
        for CurrDepth = 1, length do
            turtle.forward()
            turtle.digDown()
            if full == 1 then
                turtle.down()
                if turtle.detectDown() then
                    turtle.up()
                    turtle.select(chest)
                    turtle.placeDown()
                    for Slot = 1, 16 do
                        if Slot ~= torch then
                            turtle.select(Slot)
                            turtle.dropDown()
                        end
                    end
                    full = 0
                    turtle.select(chest)
                    turtle.digDown()
                else
                    turtle.up()
                end
            end
            if CurrDepth % light == 0 or CurrDepth == 1 then
                turtle.select(torch)
                turtle.placeDown()
            end
        end
        full = 1
        turtle.down()
        if turtle.detectDown() then
            turtle.up()
            turtle.select(chest)
            turtle.placeDown()
            for Slot = 1, 16 do
                if Slot ~= torch then
                    turtle.select(Slot)
                    turtle.dropDown()
                end
            end
            turtle.select(chest)
            turtle.digDown()
            full = 0
        else
            turtle.up()
        end

        -- Preparing for next shaft
        turtle.select(torch)
        turtle.placeDown()

        turtle.turnRight()
        for CurrSpace = 1, spacing do
            if not turtle.forward() then
                repeat
                    turtle.dig()
                    os.sleep(.6)
                until turtle.forward()
            end
            turtle.digDown()
        end
        turtle.turnLeft()
        if CurrShaft ~= shafts then
            turtle.dig()
            turtle.forward()
        end
    end
    turtle.turnLeft()
    for Return = 1, shafts*spacing do
        turtle.forward()
    end
end