#!/bin/bash
#
#  Copyright (c) 2020, The OpenThread Authors.
#  All rights reserved.
#
#  Redistribution and use in source and binary forms, with or without
#  modification, are permitted provided that the following conditions are met:
#  1. Redistributions of source code must retain the above copyright
#     notice, this list of conditions and the following disclaimer.
#  2. Redistributions in binary form must reproduce the above copyright
#     notice, this list of conditions and the following disclaimer in the
#     documentation and/or other materials provided with the distribution.
#  3. Neither the name of the copyright holder nor the
#     names of its contributors may be used to endorse or promote products
#     derived from this software without specific prior written permission.
#
#  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
#  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
#  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
#  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
#  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
#  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
#  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
#  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
#  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
#  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
#  POSSIBILITY OF SUCH DAMAGE.
#

set -e
set -x

at_exit() {
    EXIT_CODE=$?

    killall expect || true
    killall ot-cli-ftd || true
    killall ot-cli || true
    killall ot-rcp || true

    exit $EXIT_CODE
}

build() {
    make -f examples/Makefile-posix
    make -f src/posix/Makefile-posix
}

check() {
    trap at_exit INT TERM EXIT

    rm -rf tmp/

    PANID="0xc001"
    EXT_PANID="0123456789abcdef"
    NETWORK_NAME="OT_NCP_TO_RCP"
    CHANNEL="20"
    MASTER_KEY="0123456789abcdef0123456789abcdef"

    echo "Step 1. Start NCP platform and form a PAN..."
    RADIO_NCP_CMD="$(pwd)/$(ls output/*linux*/bin/ot-cli-ftd)"

    expect <<EOF
spawn ${RADIO_NCP_CMD} 1
set timeout 2
expect_after {
    timeout { exit 1 }
}
send "panid ${PANID}\r\n"
expect "Done"
send "extpanid ${EXT_PANID}\r\n"
expect "Done"
send "networkname ${NETWORK_NAME}\r\n"
expect "Done"
send "channel ${CHANNEL}\r\n"
expect "Done"
send "masterkey ${MASTER_KEY}\r\n"
expect "Done"
send "ifconfig up\r\n"
expect "Done"
send "thread start\r\n"
expect "Done"
sleep 5
send "state\r\n"
expect "leader"
expect "Done"
send "exit\r\n"
expect eof
EOF

    echo "Step 2. Start retrieving dataset from Radio..."
    RADIO_NCP_PATH="$(pwd)/$(ls output/*linux*/bin/ot-ncp-ftd)"
    "$(pwd)/$(ls output/posix/*linux*/bin/ot-ncp)" -n --radio-version --ncp-dataset -- ${RADIO_NCP_PATH} 1

    echo "Step 3. Start posix app and check whether PAN dataset is the same..."
    RADIO_RCP_PATH="$(pwd)/$(ls output/*linux*/bin/ot-rcp)"

    OT_CLI_CMD="$(pwd)/$(ls output/posix/*linux*/bin/ot-cli) ${RADIO_RCP_PATH} 1"

    expect <<EOF
spawn ${OT_CLI_CMD}
set timeout 2
expect_after {
    timeout { exit 1 }
}
send "panid\r\n"
expect ${PANID}
expect "Done"
send "extpanid\r\n"
expect ${EXT_PANID}
expect "Done"
send "networkname\r\n"
expect ${NETWORK_NAME}
expect "Done"
send "channel\r\n"
expect ${CHANNEL}
expect "Done"
send "masterkey\r\n"
expect ${MASTER_KEY}
expect "Done"
send "exit\r\n"
expect eof
EOF

    echo "Step 4. Start posix app and check whether it can get radio firmware version..."
    RADIO_VERSION="$("$(pwd)/$(ls output/posix/*linux*/bin/ot-cli)" -n --radio-version --ncp-dataset -- ${RADIO_RCP_PATH} 1)" || true
    test -n "{RADIO_VERSION}"
}

main() {
    case "$1" in
        check)
            check
            ;;
        *)
            build
            check
            ;;
    esac
}

main "$@"