#!/bin/sh
#
# bd (beads) post-merge hook
#
# This hook imports updated issues from .beads/issues.jsonl after a
# git pull or merge, ensuring the database stays in sync with git.

# Check if bd is available
if ! command -v bd >/dev/null 2>&1; then
    echo "Warning: bd command not found, skipping post-merge import" >&2
    exit 0
fi

# Check if we're in a bd workspace
# For worktrees, .beads is in the main repository root, not the worktree
BEADS_DIR=""
if git rev-parse --git-dir >/dev/null 2>&1; then
    # Check if we're in a worktree
    if [ "$(git rev-parse --git-dir)" != "$(git rev-parse --git-common-dir)" ]; then
        # Worktree: .beads is in main repo root
        MAIN_REPO_ROOT="$(git rev-parse --git-common-dir)"
        MAIN_REPO_ROOT="$(dirname "$MAIN_REPO_ROOT")"
        if [ -d "$MAIN_REPO_ROOT/.beads" ]; then
            BEADS_DIR="$MAIN_REPO_ROOT/.beads"
        fi
    else
        # Regular repo: check current directory
        if [ -d .beads ]; then
            BEADS_DIR=".beads"
        fi
    fi
fi

if [ -z "$BEADS_DIR" ]; then
    exit 0
fi

# Skip for Dolt backend (uses its own sync mechanism, not JSONL import)
if [ -f "$BEADS_DIR/metadata.json" ]; then
    if grep -q '"backend"[[:space:]]*:[[:space:]]*"dolt"' "$BEADS_DIR/metadata.json" 2>/dev/null; then
        exit 0
    fi
fi

# Check if issues.jsonl exists and was updated
if [ ! -f "$BEADS_DIR/issues.jsonl" ]; then
    exit 0
fi

# Import the updated JSONL
if ! bd import -i "$BEADS_DIR/issues.jsonl" >/dev/null 2>&1; then
    echo "Warning: Failed to import bd changes after merge" >&2
    echo "Run 'bd import -i $BEADS_DIR/issues.jsonl' manually to see the error" >&2
fi

exit 0