using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace RedisHelper
{
    public static class RedisServiceExtension
    {
        public static IServiceCollection AddRedisCache(this IServiceCollection services, IConfiguration configuration)
        {
            services.AddSingleton<RedisUrl>(opts =>
            {
                var setting = new RedisConfig();
                configuration.Bind("RedisConfig", setting);
                return new RedisUrl { url = setting.ToString() };
            });
            services.AddScoped<ICache, RedisCache>();
            services.AddScoped<IDistributedLock, DistributedLock>();
            return services;
        }


        public static IServiceCollection AddRedisCacheSingleton(this IServiceCollection services, IConfiguration configuration)
        {
            services.AddSingleton<RedisUrl>(opts =>
            {
                var setting = new RedisConfig();
                configuration.Bind("RedisConfig", setting);
                return new RedisUrl { url = setting.ToString() };
            });
            services.AddSingleton<ICache, RedisCache>();
            services.AddSingleton<IDistributedLock, DistributedLock>();
            return services;
        }


        public static IServiceCollection AddRedisCache(this IServiceCollection services, string url)
        {
            services.AddSingleton<RedisUrl>(options => new RedisUrl { url = url });
            services.AddSingleton<ICache, RedisCache>();
            services.AddSingleton<IDistributedLock, DistributedLock>();
            return services;
        }
    }
}