{{define "deleteScriptPreamble"}}#!/bin/bash
# Gitsyncer - Delete Abandoned Branches Script
# Generated on: {{.GeneratedAt}}
# Total branches to delete: {{.TotalAbandoned}} regular + {{.TotalIgnored}} ignored = {{.TotalBranches}} total
#
# ⚠️  WARNING: This script will permanently delete branches!
# Review carefully before executing.
#
# Usage:
#   bash {{.ScriptBaseName}}                # Delete branches (with confirmation)
#   bash {{.ScriptBaseName}} --dry-run      # Preview what will be deleted
#   bash {{.ScriptBaseName}} --review       # Review diffs before deletion
#   bash {{.ScriptBaseName}} --review-full  # Review full diffs

# Parse command line arguments
MODE="delete"
if [[ "$1" == "--dry-run" ]]; then
    MODE="dry-run"
elif [[ "$1" == "--review" ]]; then
    MODE="review"
elif [[ "$1" == "--review-full" ]]; then
    MODE="review-full"
fi

# Color codes for better readability
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[0;33m'
BLUE='\033[0;34m'
PURPLE='\033[0;35m'
CYAN='\033[0;36m'
NC='\033[0m' # No Color

# Helper function to execute or print commands
execute_cmd() {
    if [[ "$MODE" == "dry-run" ]]; then
        echo "  [DRY RUN] $@"
    else
        echo "  Executing: $@"
        "$@"
    fi
}

# Function to find main/master branch
find_main_branch() {
    if git rev-parse --verify main >/dev/null 2>&1; then
        echo "main"
    elif git rev-parse --verify master >/dev/null 2>&1; then
        echo "master"
    else
        echo ""
    fi
}

# Function to review branch diff
review_branch() {
    local branch="$1"
    local main_branch="$2"
    local last_commit="$3"
    local branch_type="$4"

    echo -e "${CYAN}━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━${NC}"
    echo -e "${YELLOW}Branch:${NC} $branch ${PURPLE}[$branch_type]${NC}"
    echo -e "${YELLOW}Last commit:${NC} $last_commit"
    echo -e "${YELLOW}Comparing against:${NC} $main_branch"
    echo -e "${CYAN}━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━${NC}"

    # Check if branch exists locally
    if ! git rev-parse --verify "$branch" >/dev/null 2>&1; then
        echo -e "${RED}⚠️  Branch '$branch' not found locally${NC}"
        return
    fi

    echo -e "${GREEN}📊 Diff statistics:${NC}"
    git diff --stat "$main_branch"..."$branch"
    echo
    echo -e "${GREEN}📝 Commits in this branch:${NC}"
    git log --oneline --graph "$main_branch".."$branch" | head -20

    if [[ "$MODE" == "review-full" ]]; then
        echo
        echo -e "${GREEN}🔍 Full diff:${NC}"
        git diff "$main_branch"..."$branch"
    fi
    echo
}

# Main script logic
case "$MODE" in
    "dry-run")
        echo "🔍 DRY RUN MODE - No branches will be deleted"
        echo
        ;;
    "review"|"review-full")
        echo -e "${CYAN}🔍 Gitsyncer - Abandoned Branch Review${NC}"
        echo -e "${CYAN}━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━${NC}"
        echo -e "Found ${YELLOW}{{.TotalBranches}}${NC} abandoned branches to review"
        echo
        ;;
    "delete")
        echo "⚠️  This script will delete {{.TotalBranches}} abandoned branches across {{.RepositoryCount}} repositories."
        read -p "Are you sure you want to continue? (yes/no): " confirm
        if [[ "$confirm" != "yes" ]]; then
            echo "Aborted."
            exit 0
        fi
        echo
        ;;
esac

{{end}}
{{define "deleteScriptFooter"}}echo
echo "✅ Script completed!"
case "$MODE" in
    "dry-run")
        echo "This was a dry run. No branches were deleted."
        echo "To actually delete branches, run: bash {{.ScriptBaseName}}"
        ;;
    "review"|"review-full")
        echo "Review completed. No branches were deleted."
        echo "To delete branches, run: bash {{.ScriptBaseName}}"
        ;;
    "delete")
        echo "All abandoned branches have been deleted."
        ;;
esac
{{end}}