#!/bin/bash
#
# Build firmware for ports.
#
# Requirements:
# - All toolchains must be in path (arm-none-eabi-gcc, xtensa-lx106-elf)
# - IDF_PATH_V4 must be set
# - MICROPY_AUTOBUILD_MICROPYTHON_REPO must be set to location of micropython repository
# - MICROPY_AUTOBUILD_MAKE must be set to the make command to use, eg "make -j2"
#
# Optional settings:
# - MICROPY_AUTOBUILD_REMOTE_MACHINE can be set to a remote ssh machine to copy files to
# - MICROPY_AUTOBUILD_REMOTE_DIR can be set to destination directory on remote machine

if [ ! -d "$IDF_PATH_V4" ]; then
    echo "must set IDF_PATH_V4"
    exit 1
fi

if [ ! -d "$MICROPY_AUTOBUILD_MICROPYTHON_REPO" ]; then
    echo "must set MICROPY_AUTOBUILD_MICROPYTHON_REPO"
    exit 1
fi

if [ -z "$MICROPY_AUTOBUILD_MAKE" ]; then
    echo "must set MICROPY_AUTOBUILD_MAKE"
    exit 1
fi

########################################
# Initialisation

# get directory of this script for access to other build scripts
AUTODIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"

# make local directory to put firmware
LOCAL_FIRMWARE=/tmp/autobuild-firmware-$$
mkdir -p ${LOCAL_FIRMWARE}

# get latest MicroPython
git -C ${MICROPY_AUTOBUILD_MICROPYTHON_REPO} pull
git -C ${MICROPY_AUTOBUILD_MICROPYTHON_REPO} submodule update --init
git -C ${MICROPY_AUTOBUILD_MICROPYTHON_REPO}/lib/pico-sdk submodule update --init

########################################
# Build all firmware

pushd ${MICROPY_AUTOBUILD_MICROPYTHON_REPO}

# build cross compiler
make -C mpy-cross

# make the firmware tag
FW_DATE=$(date '+%Y%m%d')
FW_GIT="$(git describe --dirty || echo unknown)"
FW_TAG="-$FW_DATE-unstable-$FW_GIT"

# build new firmware
cd ports/stm32
${AUTODIR}/build-stm32-latest.sh ${FW_TAG} ${LOCAL_FIRMWARE}
cd ../cc3200
${AUTODIR}/build-cc3200-latest.sh ${FW_TAG} ${LOCAL_FIRMWARE}
cd ../esp8266
${AUTODIR}/build-esp8266-latest.sh ${FW_TAG} ${LOCAL_FIRMWARE}
cd ../esp32
${AUTODIR}/build-esp32-latest.sh ${IDF_PATH_V4} ${FW_TAG} ${LOCAL_FIRMWARE}
cd ../rp2
${AUTODIR}/build-rp2-latest.sh ${FW_TAG} ${LOCAL_FIRMWARE}
cd ../mimxrt
${AUTODIR}/build-mimxrt-latest.sh ${FW_TAG} ${LOCAL_FIRMWARE}

popd

########################################
# Copy firmware to remote machine

if [ -z "$MICROPY_AUTOBUILD_REMOTE_MACHINE" -o -z "$MICROPY_AUTOBUILD_REMOTE_DIR" ]; then
    echo "No remote given, leaving firmware in ${LOCAL_FIRMWARE}"
    exit 0
fi

# copy new firmware to remote machine
scp ${LOCAL_FIRMWARE}/* ${MICROPY_AUTOBUILD_REMOTE_MACHINE}:${MICROPY_AUTOBUILD_REMOTE_DIR}/

# remove old firmware
${AUTODIR}/remove_old_firmware.py ${MICROPY_AUTOBUILD_REMOTE_MACHINE} ${MICROPY_AUTOBUILD_REMOTE_DIR}

########################################
# Clean up

/bin/rm -v ${LOCAL_FIRMWARE}/*
/bin/rmdir ${LOCAL_FIRMWARE}
