#!/bin/sh
. /lib/functions.sh
. /usr/share/libubox/jshn.sh

get_status() {
    json_init
    
    local enabled
    config_load vhost
    config_get enabled global enabled "0"
    
    json_add_boolean "enabled" "$enabled"
    
    # Check nginx
    local nginx_running=0
    pgrep -f nginx >/dev/null && nginx_running=1
    json_add_boolean "nginx_active" "$nginx_running"
    
    # Check dnsmasq
    local dns_running=0
    pgrep -f dnsmasq >/dev/null && dns_running=1
    json_add_boolean "dns_active" "$dns_running"
    
    # Count vhosts
    local internal=0 redirects=0
    config_foreach _count_internal internal
    config_foreach _count_redirect redirect
    
    json_add_int "internal_hosts" "$internal"
    json_add_int "redirects" "$redirects"
    
    json_dump
}

_count_internal() { internal=$((internal + 1)); }
_count_redirect() { redirects=$((redirects + 1)); }

get_internal_hosts() {
    config_load vhost
    json_init
    json_add_array "hosts"
    
    _add_host() {
        local enabled name domain backend ssl icon color desc
        config_get enabled "$1" enabled "0"
        config_get name "$1" name ""
        config_get domain "$1" domain ""
        config_get backend "$1" backend ""
        config_get ssl "$1" ssl "0"
        config_get icon "$1" icon "server"
        config_get color "$1" color "#64748b"
        config_get desc "$1" description ""
        
        json_add_object ""
        json_add_string "id" "$1"
        json_add_boolean "enabled" "$enabled"
        json_add_string "name" "$name"
        json_add_string "domain" "$domain"
        json_add_string "backend" "$backend"
        json_add_boolean "ssl" "$ssl"
        json_add_string "icon" "$icon"
        json_add_string "color" "$color"
        json_add_string "description" "$desc"
        json_close_object
    }
    config_foreach _add_host internal
    
    json_close_array
    json_dump
}

get_redirects() {
    config_load vhost
    json_init
    json_add_array "redirects"
    
    _add_redirect() {
        local enabled name external local desc
        config_get enabled "$1" enabled "0"
        config_get name "$1" name ""
        config_get external "$1" external_domain ""
        config_get local "$1" local_domain ""
        config_get desc "$1" description ""
        
        json_add_object ""
        json_add_string "id" "$1"
        json_add_boolean "enabled" "$enabled"
        json_add_string "name" "$name"
        json_add_string "external_domain" "$external"
        json_add_string "local_domain" "$local"
        json_add_string "description" "$desc"
        json_close_object
    }
    config_foreach _add_redirect redirect
    
    json_close_array
    json_dump
}

get_certificates() {
    json_init
    json_add_array "certificates"
    
    # List certificates from /etc/ssl/acme or similar
    for cert in /etc/ssl/acme/*.crt 2>/dev/null; do
        [ -f "$cert" ] || continue
        local domain=$(basename "$cert" .crt)
        local expiry=$(openssl x509 -enddate -noout -in "$cert" 2>/dev/null | cut -d= -f2)
        
        json_add_object ""
        json_add_string "domain" "$domain"
        json_add_string "expiry" "$expiry"
        json_add_string "path" "$cert"
        json_close_object
    done
    
    json_close_array
    json_dump
}

apply_config() {
    # Generate nginx configs
    # Generate dnsmasq entries
    
    json_init
    json_add_boolean "success" 1
    json_add_string "message" "Configuration applied"
    json_dump
}

case "$1" in
    list)
        echo '{"status":{},"internal_hosts":{},"redirects":{},"certificates":{},"apply_config":{}}'
        ;;
    call)
        case "$2" in
            status) get_status ;;
            internal_hosts) get_internal_hosts ;;
            redirects) get_redirects ;;
            certificates) get_certificates ;;
            apply_config) apply_config ;;
            *) echo '{"error":"Unknown method"}' ;;
        esac
        ;;
esac