#!/usr/bin/env bash

# Parse a git URL into domain and path components
# Usage: parse_git_url <url> <perl_regex_command> <jq_command>
# Returns: JSON with domain and path fields
parse_git_url() {
    local url="$1"
    local regex="$2"
    local jq="$3"
    
    local domain=""
    local path=""
    local output
    
    # Check if it's an HTTP(S) URL
    if [[ "$url" =~ ^https?:// ]]; then
        output=($(echo "$url" | $regex '/^https?:\/\/(?:.*?:)?(.*\..*?)\/(.*?)(\.git)?$/ && print "$1 $2" ' -))
        if [[ ${#output[@]} -eq 2 ]]; then
            domain=${output[0]}
            path=${output[1]}
        fi
    # Check if it's an SSH URL
    elif [[ "$url" =~ ^[^:]+@[^:]+: ]] || [[ "$url" =~ ^ssh:// ]]; then
        output=($(echo "$url" | $regex '/^(?:.*?@)?(.*\..*?)(?::|\/)(.*?)(\.git)?$/ && print "$1 $2" ' -))
        if [[ ${#output[@]} -eq 2 ]]; then
            domain=${output[0]}
            path=${output[1]}
        fi
    # Check if it's a bare domain path (e.g., gfx.cafe/oku/trade)
    else
        output=($(echo "$url" | $regex '/^(.*\..*?)\/(.*?)(\.git)?$/ && print "$1 $2" ' -))
        if [[ ${#output[@]} -eq 2 ]]; then
            domain=${output[0]}
            path=${output[1]}
        fi
    fi
    
    # Return JSON
    $jq -n --arg domain "$domain" --arg path "$path" '{domain: $domain, path: $path}'
}

# Get domain and path from current git repository's origin
# Usage: parse_git_origin <perl_regex_command> <jq_command>
# Returns: JSON with domain and path fields
parse_git_origin() {
    local regex="$1"
    local jq="$2"
    
    # Get origin URL
    local origin_url
    origin_url=$(git config --get remote.origin.url)
    
    if [[ -z "$origin_url" ]]; then
        $jq -n '{domain: "", path: ""}'
        return 1
    fi
    
    # Parse the URL
    parse_git_url "$origin_url" "$regex" "$jq"
}

# Validate if a URL is a valid git repository URL
# Usage: valid_url <url>
# Returns: 1 for HTTP(S), 2 for SSH, 3 for bare domain paths, -1 for invalid
valid_url() {
    local url="$1"
    
    if [[ "$url" =~ ^https?:// ]]; then
        echo "1"
        return 0
    elif [[ "$url" =~ ^[^:]+@[^:]+: ]] || [[ "$url" =~ ^ssh:// ]]; then
        echo "2"
        return 0
    elif [[ "$url" =~ ^[a-zA-Z0-9.-]+\.[a-zA-Z]+/[^/]+ ]]; then
        # Bare domain path like gfx.cafe/oku/trade
        echo "3"
        return 0
    else
        echo "-1"
        return 1
    fi
}