#!/usr/bin/env bash
cd $(dirname $0)/..

PROTOB=common/protob

CORE_PROTOBUF_SOURCES="\
    $PROTOB/messages.proto \
    $PROTOB/messages-binance.proto \
    $PROTOB/messages-bitcoin.proto \
    $PROTOB/messages-cardano.proto \
    $PROTOB/messages-common.proto \
    $PROTOB/messages-crypto.proto \
    $PROTOB/messages-debug.proto \
    $PROTOB/messages-eos.proto \
    $PROTOB/messages-ethereum.proto \
    $PROTOB/messages-lisk.proto \
    $PROTOB/messages-management.proto \
    $PROTOB/messages-monero.proto \
    $PROTOB/messages-nem.proto \
    $PROTOB/messages-ripple.proto \
    $PROTOB/messages-stellar.proto \
    $PROTOB/messages-tezos.proto \
    $PROTOB/messages-webauthn.proto \
"

PYTHON_PROTOBUF_SOURCES=$PROTOB/*.proto

CORE_MESSAGES_IGNORE="\
    CosiCommit \
    CosiCommitment \
    CosiSign \
    CosiSignature \
    DebugLinkFlashErase \
    DebugLinkLog \
    DebugLinkMemory \
    DebugLinkMemoryRead \
    DebugLinkMemoryWrite \
    DebugLinkStop \
    NEMDecryptMessage \
    NEMDecryptedMessage \
    PinMatrixAck \
    PinMatrixRequest \
    PinMatrixRequestType \
    WordAck \
    WordRequest \
    WordRequestType \
"

PYTHON_MESSAGES_IGNORE=""

RETURN=0

do_rebuild() {
    local FILE_OR_DIR="$1"
    shift
    local OUTPUT="$1"
    shift
    local SOURCES="$1"
    shift

    if [ "$FILE_OR_DIR" == file ]; then
        local param="--outfile"
    else
        local param="--python-outdir"
    fi

    # note $SOURCES is unquoted - we want wildcard expansion and multiple args
    $PROTOB/pb2py "$@" $param="$OUTPUT" $SOURCES
}

do_check() {
    # rebuild protobuf in tmpdir and check result against specified directory
    local TMPDIR=$(mktemp -d proto-check.XXXXXX)

    local FILE_OR_DIR="$1"
    shift
    local OUTPUT="$1"
    shift

    if [ "$FILE_OR_DIR" == file ]; then
        local TMPDEST="$TMPDIR/testfile"
    else
        cp -rT "$OUTPUT" "$TMPDIR"
        local TMPDEST="$TMPDIR"
    fi

    do_rebuild "$FILE_OR_DIR" "$TMPDEST" "$@"
    DIFF=$(diff -ur --exclude __pycache__ "$OUTPUT" "$TMPDEST")
    rm -r "$TMPDIR"
    if [ -n "$DIFF" ]; then
        echo "$DIFF"
        RETURN=1
    fi
}

if [ "$1" == "--check" ]; then
    func=do_check
else
    func=do_rebuild
fi

$func dir core/src/trezor/enums "$CORE_PROTOBUF_SOURCES"
$func file core/src/trezor/enums/__init__.py "$CORE_PROTOBUF_SOURCES" --template=core/src/trezor/enums/_proto_init.mako
$func file core/src/trezor/messages.py "$CORE_PROTOBUF_SOURCES" --template=core/src/trezor/_proto_messages.mako

$func file python/src/trezorlib/messages.py "$PYTHON_PROTOBUF_SOURCES" \
    --template=python/src/trezorlib/_proto_messages.mako \
    --include-deprecated

exit $RETURN