Daily Levels

// This source code is subject to the terms of the Mozilla Public License 2.0 at https://mozilla.org/MPL/2.0/
// © goodgains


//@version=5
indicator("Daily Levels", overlay = true)

// @keywords: daily-levels, today-open, yesterday-close, add-on-offset, horizontal-level, daily-timeframe, previous-days, extend-today, premarket-hide, day-change, opening-level, closing-level, offset-lines, yc0-level, yc1-level, session-levels, daily-reference, level-plot, line-extension, intraday-levels

hide_on_daily = timeframe.isdwm ? true : false

//inputs
timeframe = input.timeframe('D', title = 'Time Period', group = 'Settings')
add_on_one = input.float(5.00, title = 'Add On #1', group = 'Settings')
add_on_two = input.float(10.00, title = 'Add On #2', group = 'Settings')
show_previous_days = input.bool(true, title = 'Show Previous Days', group = 'Settings')
extend_today = input.bool(false, title = 'Extend Today Across Chart', group = 'Settings')

// barcolor(session.ispremarket ? color.yellow : color.black)

todays_o = request.security(syminfo.tickerid, timeframe, open, lookahead = barmerge.lookahead_on)
todays_c = request.security(syminfo.tickerid, timeframe, close, lookahead = barmerge.lookahead_on) //because it doesnt plot on PM correctly
yesterdays_c = request.security(syminfo.tickerid, timeframe, close[1], lookahead = barmerge.lookahead_on)

today_open = session.ispremarket ? na : todays_o
y_close = session.ispremarket ? todays_c : yesterdays_c

plot_cond = not hide_on_daily and show_previous_days

//colors
one_color = input.color(color.new(color.yellow,0), title = 'One Color', group = 'Visual Settings')
two_color = input.color(color.new(color.yellow,0), title = 'Two Color', group = 'Visual Settings')

yc0_color = input.color(color.new(color.orange,0), title = 'yc0 Color', group = 'Visual Settings')
yc1_color = input.color(color.new(color.orange,0), title = 'yc1 Color', group = 'Visual Settings')

new_day = dayofmonth != dayofmonth[1]


//plots
one_plot = plot(plot_cond ? today_open + add_on_one : na, title = 'One', style = plot.style_linebr, color=session.ispremarket or new_day ? color.new(#000000,100) : one_color, editable = false)
two_plot = plot(plot_cond ? today_open + add_on_two : na, title = 'Two', style = plot.style_linebr, color=session.ispremarket or new_day ? color.new(#000000,100) : two_color, editable = false)

yc0_plot = plot(plot_cond ? y_close + add_on_one : na, title = 'yC0', style = plot.style_linebr, color= new_day ? color.new(#000000,100) : yc0_color, editable = false)
yc1_plot = plot(plot_cond ? y_close + add_on_two : na, title = 'yC1', style = plot.style_linebr, color= new_day ? color.new(#000000,100) : yc1_color, editable = false)


if extend_today

    one_line = line.new(x1=bar_index - 10, x2=bar_index, y1=today_open + add_on_one, y2=today_open + add_on_one, xloc=xloc.bar_index, width=1, color=one_color, extend=extend.both, style=line.style_solid)
    line.delete(one_line[1])
    
    two_line = line.new(x1=bar_index - 10, x2=bar_index, y1=today_open + add_on_two, y2=today_open + add_on_two, xloc=xloc.bar_index, width=1, color=two_color, extend=extend.both, style=line.style_solid)
    line.delete(two_line[1])

    yc0_line = line.new(x1=bar_index - 10, x2=bar_index, y1=y_close + add_on_one, y2=y_close + add_on_one, xloc=xloc.bar_index, width=1, color=yc0_color, extend=extend.both, style=line.style_solid)
    line.delete(yc0_line[1])

    yc1_line = line.new(x1=bar_index - 10, x2=bar_index, y1=y_close + add_on_two, y2=y_close + add_on_two, xloc=xloc.bar_index, width=1, color=yc1_color, extend=extend.both, style=line.style_solid)
    line.delete(yc1_line[1])