#!/bin/bash
#
# This script will set up your Android sources by cherry-picking
# all needed commits and fixes.
# Please fetch the mentioned repos ONCE before running this script by
# executing this script with the --fetch argument.
# Make sure you ran ". build/envsetup.sh" before running this script!


# Resetting some variables in case they were set

errorcount=0
failing_commit=""
fetch=0

# Create array of commit IDs and repo URLs
declare -A commit_id=()
declare -A repo_url=()


##### Definable values
remote_name="p880-dev_autofetch"

paths="frameworks/native frameworks/base frameworks/opt/telephony system/core"

commit_id[frameworks_native]='8465cdba74a038bb29598cfb4f48754b83124f48 208b1fcc0df405dc15582798c4e5406ba16201a9 49beaf826eb1c4eae3fe3202ef682a5973213c2d c83b9661c0fca41a5f43473def58379c7d7ae7d7 0c880a230ef4331cc071d45b6b06a8b0572c5a8f'
commit_id[frameworks_base]='45b92f41db68285e87980fafaa263511a6568705'
commit_id[frameworks_opt_telephony]='e7490c2c565d388212d84f627fb59c2bcccf8d61'
commit_id[system_core]='51585e24e4e7c2c304767a537d7b3ee6e6fa31c9 c0860dada6e1305741d28c55d8119aab031412e3 e9f305d5f0cc3ed7cdcb20227018dbcfb41f7152 b08cf09c8b6be1052a812887418da48f06f747ad'

repo_url[frameworks_native]='git@bitbucket.org:laufersteppenwolf/android_frameworks_native.git'
repo_url[frameworks_base]='git@github.com:laufersteppenwolf/android_frameworks_base-1.git'
repo_url[frameworks_opt_telephony]='git@bitbucket.org:laufersteppenwolf/android_frameworks_opt_telephony.git'
repo_url[system_core]='git@github.com:CyanogenMod/android_system_core.git'

#####


if [[ $1 = '--fetch' ]]; then
	fetch=1
fi

cherry-pick() {                                     # $1 = commit ID
	echo "cherry-picking $1"
	git cherry-pick $1

	exitcode=$?
	# check if the cherry-pick was successful, otherwise reset
	if [[ $exitcode != 0 ]]; then
		((errorcount++))
		failing_commit="$failing_commit $1"
		git reset --hard HEAD
	fi
}

fetch() {                                           # $1 = repo url
	echo "Adding remote $remote_name $1"
	git remote add $remote_name $1
	git fetch $remote_name
}

note_enter() {
	echo ""
	echo "*************************************************************"
	echo "* Entering $1 "
	echo "*************************************************************"
	echo ""
}

croot

for path in ${paths}; do
	note_enter ${path}

	sleep 1

	commit_path=$(echo ${path} | sed 's/\//_/g')

	cd ${path}

	if [[ $fetch != 0 ]]; then
		fetch ${repo_url[${commit_path}]}
	fi

	for commit in ${commit_id[${commit_path}]}; do
		sleep 1
		cherry-pick $commit
	done

	croot
done

if [[ $errorcount != 0 ]]; then
	echo ""
	echo "*************************************************************"
	echo "* $errorcount commits failed and got reset!"
	echo "* Please look into the issue and fix the failing commits!"
	echo "*************************************************************"
else
	echo ""
	echo "*************************************************************"
	echo "* All commits applied successfully!"
	echo "*************************************************************"
fi