#!/bin/bash

[[ -z "$3" ]] && {
  echo "Plot2D for console.
  
  Arguments
  tsvplot  FILE xCol yCol [plotStyle] [preBlock]
  
  e.g.  tsvplot cal.tsv 2 4 
  or    tsvplot cal.tsv Area Weight \"with lines;\" \"set title 'test plot';\" 
  preBlock may contain any GNUPlot commands.
  plotStyle contains any plotting style commands.
  
  Requires  csvkit and gnuplot
  "
  exit
}

fbase=$( basename "$1" )

csvcut -t -c "$2,$3" "$1" | gnuplot -e "
set term dumb $(tput cols) $(tput lines) enhanced; 
set datafile separator \",\"; 
set xlabel '$2'; 
$5
plot '<cat' using 1:2 title '$fbase $3' $4" 

[[ $? -ne 0 ]] && {
    echo -n "Possible columns: "
    head -n 1 "$1" | tr \\t ,
} || {
    true
}