#!/bin/sh

RUN_DIR=$(pwd)
cd $(dirname "$0")
SCRIPT_DIR=$(pwd)

# ============ vars specific to the versions ==============

NAME_PRE=2
NAME_POST=5

TAG_PRE_COMM=COMM_2_0_BASE
TAG_POST_COMM=BETA_5_END
TAG_PRE_MOZ=GECKO_2_0_BASE
TAG_POST_MOZ=FIREFOX_BETA_5_END
TAG_PRE_EXT=SEAMONKEY_2_1_RELEASE
TAG_POST_EXT=SEAMONKEY_2_2_RELEASE

# ===================== process repos =====================

REPO_LIST="COMM MOZ MOZB DOMI CZ"

HG_COMM_DIR=/mnt/mozilla/hg/comm-beta
COMM_DIR=suite/themes/classic/
COMM_TAG_PRE=$TAG_PRE_COMM
COMM_TAG_POST=$TAG_POST_COMM
COMM_OUT=$RUN_DIR/theme-suitedefault.$NAME_PRE-$NAME_POST.diff

HG_MOZ_DIR=/mnt/mozilla/hg/comm-beta/mozilla
MOZ_DIR=toolkit/themes/winstripe/
MOZ_TAG_PRE=$TAG_PRE_MOZ
MOZ_TAG_POST=$TAG_POST_MOZ
MOZ_OUT=$RUN_DIR/theme-toolkitwin.$NAME_PRE-$NAME_POST.diff

HG_MOZB_DIR=/mnt/mozilla/hg/comm-beta/mozilla
MOZB_DIR=browser/themes/winstripe/
MOZB_TAG_PRE=$TAG_PRE_MOZ
MOZB_TAG_POST=$TAG_POST_MOZ
MOZB_OUT=$RUN_DIR/theme-browserwin.$NAME_PRE-$NAME_POST.diff

HG_DOMI_DIR=/mnt/mozilla/hg/comm-beta/mozilla/extensions/inspector
DOMI_DIR=resources/skin/classic/
DOMI_TAG_PRE=$TAG_PRE_EXT
DOMI_TAG_POST=$TAG_POST_EXT
DOMI_OUT=$RUN_DIR/theme-domiclassic.$NAME_PRE-$NAME_POST.diff

HG_CZ_DIR=/mnt/mozilla/hg/comm-beta/mozilla/extensions/irc
CZ_DIR=xul/skin/
CZ_TAG_PRE=$TAG_PRE_EXT
CZ_TAG_POST=$TAG_POST_EXT
CZ_OUT=$RUN_DIR/theme-chatzilla.$NAME_PRE-$NAME_POST.diff

for repo in $REPO_LIST; do
  HG_DIR_VAR="HG_${repo}_DIR"
  HG_DIR=${!HG_DIR_VAR}
  SKIN_DIR_VAR="${repo}_DIR"
  SKIN_DIR=${!SKIN_DIR_VAR}
  TAG_PRE_VAR="${repo}_TAG_PRE"
  TAG_PRE=${!TAG_PRE_VAR}
  TAG_POST_VAR="${repo}_TAG_POST"
  TAG_POST=${!TAG_POST_VAR}
  OUT_VAR="${repo}_OUT"
  OUT_NAME=${!OUT_VAR}
  if [ ! -e $OUT_NAME ]; then
    echo "Getting $OUT_NAME..."
    cd $HG_DIR
    LC_ALL=C hg diff -r $TAG_PRE -r $TAG_POST $SKIN_DIR > $OUT_NAME
  fi
done
cd $RUN_DIR

echo "done."