#!/usr/bin/env bash

# Interactively select (in skim) an url from Firefox/Chrome/Chromium history to
# open in your browser (depends on $BROWSER). Should work on Linux and MacOS.
#
# requires: sqlite3

sep='{{::}}'

_do_rofi() {
  for url in $(awk -F "${1:-$sep}" '{printf "%s, %s\n", $1, $2}' | rofi -dmenu -p='history > ' -multi-select | sed 's#.*\(https*://\)#\1#'); do
  if command -v "$BROWSER" >/dev/null; then
    $BROWSER "$url" &
  elif command -v open >/dev/null; then
    open "$url" &
  else
    xdg-open "$url" &
  fi
  done
}

case ${BROWSER:-firefox} in
  qutebrowser)
    sqlite3 -separator $sep "$XDG_DATA_HOME/qutebrowser/history.sqlite" \
        "SELECT title, url FROM History \
        WHERE title != '' \
        GROUP BY url \
        ORDER BY atime DESC" | _do_rofi
    ;;
  firefox)
    for dir in ~/.mozilla/firefox/*.default \
               $XDG_CONFIG_HOME/firefox/.mozilla/firefox/*.default \
               $XDG_DATA_HOME/mozilla/firefox/*.default \
               ~/Library/Application\ Support/Firefox/Profiles/*.default; do
      if [[ -d "$dir" ]]; then
        # The db can be locked from time to time. This is inefficient, but
        # places.sqlite is usually under 30mb so this should be instant, and
        # /tmp is cleared at boot so...
        cp "$dir/places.sqlite" "/tmp/places.sqlite"
        sqlite3 -separator $sep "/tmp/places.sqlite" \
          "SELECT DISTINCT title, url FROM moz_places \
          WHERE title IS NOT NULL \
          ORDER BY last_visit_date DESC" | _do_rofi
        break
      fi
    done
    ;;
  *)
    for dir in ~/.config/google-chrome/Default ~/.config/chromium/Default ~/Library/Application\ Support/Google/Chrome/Default; do
      if [[ -f "$dir/History" ]]; then
        cp -f "$dir/History" "/tmp/_h"
        sqlite3 -separator $sep "/tmp/_h" \
          "SELECT substr(title, 1, $((COLUMNS / 3))), url \
          FROM urls ORDER BY last_visit_time DESC" | _do_rofi
        break
      fi
    done
    ;;
esac