#!/bin/bash

set -euo pipefail
IFS=$'\n\t'

DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"

## This should be rarely if ever necessary, but here it is:
# source "$DIR/_wrflog.sh"
# wrflog before sourcing common funcs, I think i am in dir: $(pwd)
source "$DIR/_reformat-common.bash"

file="$1"
export PROJECT_ROOT=$(project_root "$file")
export WF_ROOT=$(wf_root)

## fixme use realpath or something on "$file"

file_type=$(sniff_file_type "$file")

export WOULD_REFORMAT=would_reformat

if [[ $file_type = "javascript" ||
    $file_type = "vue" ||
    $file_type = "typescript" ||
    $file_type = "css" ||
    $file_type = "php" ||
    $file_type = "html" ||
    $file_type = "js" ||
    $file_type = "ts" ||
    $file_type == "css" ||
    $file_type == "scss" ||
    $file_type = "sh" ]]; then
    set +e
    out=$("$WF_ROOT"/./prettier.sh "$file" 2>&1 >/dev/null)
    retval="$?"
    set -e
    success_retval=0
    would_reformat_retval=1
    syntax_error_retval=2
elif [[ $file_type == "python" ]]; then
    set +e
    out=$("$WF_ROOT"/./isort-and-black.sh "$file" 2>&1 >/dev/null)
    retval="$?"
    set -e
    success_retval=0
    would_reformat_retval=1
    syntax_error_retval=2
elif [[ $file_type == "golang" ]] ; then
    success_retval=0
    would_reformat_retval=1
    syntax_error_retval=2

    set +e
    out=$(gofmt -l "$file")
    exitval="$?"
    set -e

    if [[ "$exitval" = "$syntax_error_retval" ]] ; then
        retval="$exitval"
    elif [[ "$out" = "$file" ]] ; then
        retval="$would_reformat_retval"
    else
        # success
        retval="$exitval"
    fi
elif [[ $file_type == "dart" ]] ; then
    success_retval=0
    would_reformat_retval=1
    # probably others too :(
    syntax_error_retval=65

    set +e
    out=$(dart format -o none --set-exit-if-changed "$file")
    exitval="$?"
    set -e

    retval="$exitval"
else
    echo -n "ignoring"
    exit 0

fi

if [[ "$retval" == "$success_retval" ]]; then
    echo -n "would not change"
    exit 0
elif [[ "$retval" == "$would_reformat_retval" ]]; then
    echo -n "would change"
    exit 1
elif [[ "$retval" == "$syntax_error_retval" ]]; then
    echo -n "syntax error"
    echo
    echo "$out"
    exit 2
else
    echo -n "problem running reformatter"

    exit 3
fi

echo -n "ok"
exit 0