#!/usr/bin/env bash
# win_tortoisesvn.sh
# Usage:
#   ./win_tortoisesvn.sh commit /path/to/workingcopy "Your commit message"

set -euo pipefail

if [[ $# -ne 3 ]]; then
  echo "Usage: $0 commit <linux_path> <commit_message>" >&2
  exit 1
fi

CMD="$1"
WC_LINUX="$2"
LOGMSG="$3"

if [[ "$CMD" != "commit" ]]; then
  echo "Error: only the 'commit' command is supported." >&2
  exit 1
fi

# Validate path
if [[ ! -e "$WC_LINUX" ]]; then
  echo "Error: path '$WC_LINUX' does not exist." >&2
  exit 1
fi

# Resolve absolute linux path and convert to Windows
if command -v readlink >/dev/null 2>&1; then
  WC_LINUX="$(readlink -f "$WC_LINUX")"
fi
if ! command -v wslpath >/dev/null 2>&1; then
  echo "Error: wslpath not found." >&2
  exit 1
fi
WC_WIN="$(wslpath -w "$WC_LINUX")"

# Write commit message to a temporary file and convert its path
LOGFILE_LINUX="$(mktemp /tmp/tsvn-commit.XXXXXX.txt)"
printf "%s" "$LOGMSG" > "$LOGFILE_LINUX"
LOGFILE_WIN="$(wslpath -w "$LOGFILE_LINUX")"

# Paths
POWERSHELL="/mnt/c/Windows/System32/WindowsPowerShell/v1.0/powershell.exe"
TSVN_EXE="C:\\Program Files\\TortoiseSVN\\bin\\TortoiseProc.exe"

# Build TortoiseProc arguments:
# /command:commit — open Commit dialog
# /path:"<path>" — the working copy path
# /logmsgfile:"<file>" — prefill commit message (safer than /logmsg for quotes/newlines)
# /closeonend:0 — keep dialog; don't auto-close
PS_CMD="
Start-Process -FilePath '$TSVN_EXE' -ArgumentList @(
  '/command:commit',
  '/path:$WC_WIN',
  '/logmsgfile:$LOGFILE_WIN',
  '/closeonend:0'
)
"

# Launch (non-blocking; remove Start-Process and call directly if you want to block)
"$POWERSHELL" -NoProfile -Command "$PS_CMD"

# Optional: keep temp file (useful if you want to reuse); otherwise uncomment to auto-clean
# rm -f \"$LOGFILE_LINUX\"

echo "Opened TortoiseSVN Commit dialog for: $WC_LINUX"