#!/usr/bin/env bash
#
# Time running a single parse without invoking a compare with emacs.
set -euo pipefail
IFS=$'\n\t'
DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"

: ${PROFILE:="debug"}

############## Setup #########################

function cleanup {
    for f in "${folders[@]}"; do
        log "Deleting $f"
        rm -rf "$f"
    done
}
folders=()
for sig in EXIT INT QUIT HUP TERM; do
  trap "set +e; cleanup" "$sig"
done

function die {
    local status_code="$1"
    shift
    (>&2 echo "${@}")
    exit "$status_code"
}

function log {
    (>&2 echo "${@}")
}

############## Program #########################

function main {
    if [ "$#" -gt 0 ]; then
        export CARGO_TARGET_DIR="$1"
    else
        local work_directory=$(mktemp -d -t 'organic.XXXXXX')
        folders+=("$work_directory")
        export CARGO_TARGET_DIR="$work_directory"
    fi
    local features=(compare foreign_document_test tracing event_count wasm wasm_test)
    ENABLED_FEATURES= for_each_combination "${features[@]}"
}

function for_each_combination {
    local additional_flags=()
    if [ "$PROFILE" = "dev" ] || [ "$PROFILE" = "debug" ]; then
        PROFILE="debug"
    else
        additional_flags+=(--profile "$PROFILE")
    fi


    local flag=$1
    shift

    if [ "$#" -gt 0 ]; then
        ENABLED_FEATURES="$ENABLED_FEATURES" for_each_combination "${@}"
    elif [ -z "$ENABLED_FEATURES" ]; then
        (cd "$DIR/../" && printf "\n\n\n========== no features ==========\n\n\n" && set -x && cargo build "${additional_flags[@]}" --no-default-features)
    else
        (cd "$DIR/../" && printf "\n\n\n========== %s ==========\n\n\n" "${ENABLED_FEATURES:1}" && set -x && cargo build "${additional_flags[@]}" --no-default-features --features "${ENABLED_FEATURES:1}")
    fi

    ENABLED_FEATURES="$ENABLED_FEATURES,$flag"
    if [ "$#" -gt 0 ]; then
        ENABLED_FEATURES="$ENABLED_FEATURES" for_each_combination "${@}"
    else
        (cd "$DIR/../" && printf "\n\n\n========== %s ==========\n\n\n" "${ENABLED_FEATURES:1}" && set -x && cargo build "${additional_flags[@]}" --no-default-features --features "${ENABLED_FEATURES:1}")
    fi
}

main "${@}"