//@version=4 // Copyright (c) 2021-present, Alex Orekhov (everget) study("Session Input Parser", overlay=true)

sessionSimple = input(title="Simple Session", type=input.session, defval="0800-1530") sessionWithWeekdays = input(title="Session With Weekdays", type=input.session, defval="0800-1530:1234567")

_str_includes(str, char) => tmp = str.replace_all(str, char, "") out = str.length(tmp) != str.length(str) out

_toint(str) => out = int(tonumber(str)) out

_parseSession(session) => string sessionWithoutWeekdays = na string weekdaysPart = na bool hasWeekdays = false

int hStart = na
int mStart = na
int hEnd = na
int mEnd = na
int[] weekdays = array.new_int(0)

if _str_includes(session, ":")
    hasWeekdays := true
    sessionSplit = str.split(session, ":")
    sessionWithoutWeekdays := array.get(sessionSplit, 0)
    weekdaysPart := array.get(sessionSplit, 1)
else
    sessionWithoutWeekdays := session

hhmm_hhmm = str.split(sessionWithoutWeekdays, "")
hStart := _toint(array.get(hhmm_hhmm, 0) + array.get(hhmm_hhmm, 1))
mStart := _toint(array.get(hhmm_hhmm, 2) + array.get(hhmm_hhmm, 3))
hEnd := _toint(array.get(hhmm_hhmm, 5) + array.get(hhmm_hhmm, 6))
mEnd := _toint(array.get(hhmm_hhmm, 7) + array.get(hhmm_hhmm, 8))

if hasWeekdays
    weekdaysSplit = str.split(weekdaysPart, "")

    for i = 0 to array.size(weekdaysSplit) - 1
        array.push(weekdays, _toint(array.get(weekdaysSplit, i)))
[hStart, mStart, hEnd, mEnd, weekdays]

[hStart1, mStart1, hEnd1, mEnd1, weekdays1] = _parseSession(sessionSimple) [hStart2, mStart2, hEnd2, mEnd2, weekdays2] = _parseSession(sessionWithWeekdays)

labelText = "Simple: " + sessionSimple + "\n" + "\nStart Hour: " + tostring(hStart1, "#") + "\nStart Minute: " + tostring(mStart1, "#") + "\nEnd Hour: " + tostring(hEnd1, "#") + "\nEnd Minute: " + tostring(mEnd1, "#") + "\nWeekdays: " + tostring(weekdays1) + "\n---------------------------------------------" + "\nWith weekdays: " + sessionWithWeekdays + "\n" + "\nStart Hour: " + tostring(hStart2, "#") + "\nStart Minute: " + tostring(mStart2, "#") + "\nEnd Hour: " + tostring(hEnd2, "#") + "\nEnd Minute: " + tostring(mEnd2, "#") + "\nWeekdays: " + tostring(weekdays2)

var label l = label.new( x=bar_index, y=na, text="", textalign=text.align_left, textcolor=color.white, color=color.blue, style=label.style_label_left, size=size.normal )

label.set_text(l, labelText) label.set_xy(l, bar_index, ohlc4)