--:Minify:--
local kernel=...
kernel.tty={}

function kernel.tty.register(tty, ttyo)
    kernel.tty[tty]=ttyo
end

function kernel.tty.print(text)
    local term=kernel.currentTask.term
    if term and kernel.tty[term] then
        kernel.tty[term].print(text)
    end
end

function kernel.tty.printInline(text)
    local term=kernel.currentTask.term
    if term and kernel.tty[term] then
        kernel.tty[term].printInline(text)
    end
end

function kernel.tty.size()
    local term=kernel.currentTask.term
    if term and kernel.tty[term] then
        return kernel.tty[term].size()
    end
end

function kernel.tty.setCursorPos(x,y)
    local term=kernel.currentTask.term
    if term and kernel.tty[term] then
        return kernel.tty[term].setCursorPos(x,y)
    end
end

function kernel.tty.getCursorPos()
    local term=kernel.currentTask.term
    if term and kernel.tty[term] then
        return kernel.tty[term].getCursorPos()
    end
end

function kernel.tty.clear()
    local term=kernel.currentTask.term
    if term and kernel.tty[term] then
        return kernel.tty[term].clear()
    end
end

function kernel.tty.setTextColor(color)
    local term=kernel.currentTask.term
    if term and kernel.tty[term] then
        return kernel.tty[term].setTextColor(color)
    end
end

function kernel.tty.setBackgroundColor(color)
    local term=kernel.currentTask.term
    if term and kernel.tty[term] then
        return kernel.tty[term].setBackgroundColor(color)
    end
end

function kernel.tty.scroll(n)
    local term=kernel.currentTask.term
    if term and kernel.tty[term] then
        return kernel.tty[term].scroll(n)
    end
end

function kernel.tty.getTextColor()
    local term=kernel.currentTask.term
    if term and kernel.tty[term] and kernel.tty[term].getTextColor then
        return kernel.tty[term].getTextColor()
    end
end

function kernel.tty.getBackgroundColor()
    local term=kernel.currentTask.term
    if term and kernel.tty[term] and kernel.tty[term].getBackgroundColor then
        return kernel.tty[term].getBackgroundColor()
    end
end

function kernel.tty.bind(ttyid)
    if not ttyid then
        return false, "No TTY ID specified"
    end
    if not kernel.tty[ttyid] then
        return false, "TTY "..tostring(ttyid).." not registered"
    end
    kernel.currentTask.term=ttyid
    return true
end

function kernel.tty.unbind()
    kernel.currentTask.term=false
end

function kernel.tty.isBound()
    return kernel.currentTask.term ~= nil
end

function kernel.tty.getBoundTTY()
    return kernel.currentTask.term
end

kernel.syscalls["TTY_print"]=kernel.tty.print
kernel.syscalls["TTY_printInline"]=kernel.tty.printInline
kernel.syscalls["TTY_size"]=kernel.tty.size
kernel.syscalls["TTY_setCursorPos"]=kernel.tty.setCursorPos
kernel.syscalls["TTY_getCursorPos"]=kernel.tty.getCursorPos
kernel.syscalls["TTY_clear"]=kernel.tty.clear
kernel.syscalls["TTY_setTextColor"]=kernel.tty.setTextColor
kernel.syscalls["TTY_setBackgroundColor"]=kernel.tty.setBackgroundColor
kernel.syscalls["TTY_scroll"]=kernel.tty.scroll
kernel.syscalls["TTY_getTextColor"]=kernel.tty.getTextColor
kernel.syscalls["TTY_getBackgroundColor"]=kernel.tty.getBackgroundColor
kernel.syscalls["TTY_bind"]=kernel.tty.bind
kernel.syscalls["TTY_unbind"]=kernel.tty.unbind
kernel.syscalls["TTY_isBound"]=kernel.tty.isBound
kernel.syscalls["TTY_getBoundTTY"]=kernel.tty.getBoundTTY

kernel.log("TTY module loaded attempting to register console tty")
kernel.status="init"