using NCC.ClayObject.Extensions;
using NCC.JsonSerialization;
using NCC.Templates.Extensions;
using System;
using System.Collections.Generic;
using System.Net.Http;
using System.Text;

namespace NCC.RemoteRequest
{
    /// <summary>
    /// HttpClient 对象组装部件
    /// </summary>
    public sealed partial class HttpRequestPart
    {
        /// <summary>
        /// 设置请求地址
        /// </summary>
        /// <param name="requestUrl"></param>
        /// <returns></returns>
        public HttpRequestPart SetRequestUrl(string requestUrl)
        {
            if (string.IsNullOrWhiteSpace(requestUrl)) return this;

            // 解决配置 BaseAddress 客户端后，地址首位斜杆问题
            requestUrl = requestUrl.StartsWith("/") ? requestUrl[1..] : requestUrl;

            // 支持读取配置渲染
            RequestUrl = requestUrl.Render();
            return this;
        }

        /// <summary>
        /// 设置 URL 模板
        /// </summary>
        /// <param name="templates"></param>
        /// <returns></returns>
        public HttpRequestPart SetTemplates(IDictionary<string, object> templates)
        {
            if (templates != null) Templates = templates;
            return this;
        }

        /// <summary>
        /// 设置 URL 模板
        /// </summary>
        /// <param name="templates"></param>
        /// <returns></returns>
        public HttpRequestPart SetTemplates(object templates)
        {
            return SetTemplates(templates.ToDictionary());
        }

        /// <summary>
        /// 设置请求方法
        /// </summary>
        /// <param name="httpMethod"></param>
        /// <returns></returns>
        public HttpRequestPart SetHttpMethod(HttpMethod httpMethod)
        {
            if (httpMethod != null) Method = httpMethod;
            return this;
        }

        /// <summary>
        /// 设置请求报文头
        /// </summary>
        /// <param name="headers"></param>
        /// <returns></returns>
        public HttpRequestPart SetHeaders(IDictionary<string, object> headers)
        {
            if (headers != null) Headers = headers;
            return this;
        }

        /// <summary>
        /// 设置请求报文头
        /// </summary>
        /// <param name="headers"></param>
        /// <returns></returns>
        public HttpRequestPart SetHeaders(object headers)
        {
            return SetHeaders(headers.ToDictionary());
        }

        /// <summary>
        /// 设置 URL 参数
        /// </summary>
        /// <param name="queries"></param>
        /// <returns></returns>
        public HttpRequestPart SetQueries(IDictionary<string, object> queries)
        {
            if (queries != null) Queries = queries;
            return this;
        }

        /// <summary>
        /// 设置 URL 参数
        /// </summary>
        /// <param name="queries"></param>
        /// <returns></returns>
        public HttpRequestPart SetQueries(object queries)
        {
            return SetQueries(queries.ToDictionary());
        }

        /// <summary>
        /// 设置客户端分类名
        /// </summary>
        /// <param name="name"></param>
        /// <returns></returns>
        public HttpRequestPart SetClient(string name)
        {
            if (!string.IsNullOrWhiteSpace(name)) ClientName = name;
            return this;
        }

        /// <summary>
        /// 设置内容类型
        /// </summary>
        /// <param name="contentType"></param>
        /// <returns></returns>
        public HttpRequestPart SetContentType(string contentType)
        {
            if (!string.IsNullOrWhiteSpace(contentType)) ContentType = contentType;
            return this;
        }

        /// <summary>
        /// 设置内容编码
        /// </summary>
        /// <param name="encoding"></param>
        /// <returns></returns>
        public HttpRequestPart SetContentEncoding(Encoding encoding)
        {
            if (encoding != null) ContentEncoding = encoding;
            return this;
        }

        /// <summary>
        /// 设置 Body 内容
        /// </summary>
        /// <param name="body"></param>
        /// <param name="contentType"></param>
        /// <param name="encoding"></param>
        /// <returns></returns>
        public HttpRequestPart SetBody(object body, string contentType = default, Encoding encoding = default)
        {
            if (body != null) Body = body;
            SetContentType(contentType).SetContentEncoding(encoding);

            return this;
        }

        /// <summary>
        /// 设置 Body  Bytes
        /// </summary>
        /// <param name="bytesData"></param>
        /// <returns></returns>
        public HttpRequestPart SetBodyBytes(params (string Name, byte[] Bytes, string FileName)[] bytesData)
        {
            BodyBytes ??= new List<(string Name, byte[] Bytes, string FileName)>();
            if (bytesData != null && bytesData.Length > 0) BodyBytes.AddRange(bytesData);

            return this;
        }

        /// <summary>
        /// 设置超时时间（秒）
        /// </summary>
        /// <param name="timeout"></param>
        /// <returns></returns>
        public HttpRequestPart SetClientTimeout(long timeout)
        {
            if (timeout > 0) Timeout = timeout;
            return this;
        }

        /// <summary>
        /// 设置 JSON 序列化提供器
        /// </summary>
        /// <param name="providerType"></param>
        /// <param name="jsonSerializerOptions"></param>
        /// <returns></returns>
        public HttpRequestPart SetJsonSerialization(Type providerType, object jsonSerializerOptions = default)
        {
            if (providerType != null) JsonSerializerProvider = providerType;
            if (jsonSerializerOptions != null) JsonSerializerOptions = jsonSerializerOptions;

            return this;
        }

        /// <summary>
        /// 设置 JSON 序列化提供器
        /// </summary>
        /// <typeparam name="TJsonSerializationProvider"></typeparam>
        /// <param name="jsonSerializerOptions"></param>
        /// <returns></returns>
        public HttpRequestPart SetJsonSerialization<TJsonSerializationProvider>(object jsonSerializerOptions = default)
            where TJsonSerializationProvider : IJsonSerializerProvider
        {
            return SetJsonSerialization(typeof(TJsonSerializationProvider), jsonSerializerOptions);
        }

        /// <summary>
        /// 是否启用验证状态
        /// </summary>
        /// <param name="enabled"></param>
        /// <param name="includeNull"></param>
        /// <returns></returns>
        public HttpRequestPart SetValidationState(bool enabled = true, bool includeNull = true)
        {
            ValidationState = (enabled, includeNull);
            return this;
        }

        /// <summary>
        /// 构建请求对象拦截器
        /// </summary>
        /// <param name="action"></param>
        /// <returns></returns>
        public HttpRequestPart OnRequesting(Action<HttpRequestMessage> action)
        {
            if (action == null) return this;
            if (!RequestInterceptors.Contains(action)) RequestInterceptors.Add(action);

            return this;
        }

        /// <summary>
        /// 创建客户端对象拦截器
        /// </summary>
        /// <param name="action"></param>
        /// <returns></returns>
        public HttpRequestPart OnClientCreating(Action<HttpClient> action)
        {
            if (action == null) return this;
            if (!HttpClientInterceptors.Contains(action)) HttpClientInterceptors.Add(action);

            return this;
        }

        /// <summary>
        /// 请求成功拦截器
        /// </summary>
        /// <param name="action"></param>
        /// <returns></returns>
        public HttpRequestPart OnResponsing(Action<HttpResponseMessage> action)
        {
            if (action == null) return this;
            if (!ResponseInterceptors.Contains(action)) ResponseInterceptors.Add(action);

            return this;
        }

        /// <summary>
        /// 请求异常拦截器
        /// </summary>
        /// <param name="action"></param>
        /// <returns></returns>
        public HttpRequestPart OnException(Action<HttpResponseMessage, string> action)
        {
            if (action == null) return this;
            if (!ExceptionInterceptors.Contains(action)) ExceptionInterceptors.Add(action);

            return this;
        }

        /// <summary>
        /// 设置请求作用域
        /// </summary>
        /// <param name="serviceProvider"></param>
        /// <returns></returns>
        public HttpRequestPart SetRequestScoped(IServiceProvider serviceProvider)
        {
            if (serviceProvider != null) RequestScoped = serviceProvider;
            return this;
        }

        /// <summary>
        /// 配置重试策略
        /// </summary>
        /// <param name="numRetries"></param>
        /// <param name="retryTimeout">每次延迟时间（毫秒）</param>
        /// <returns></returns>
        public HttpRequestPart SetRetryPolicy(int numRetries, int retryTimeout = 1000)
        {
            RetryPolicy = (numRetries, retryTimeout);
            return this;
        }
    }
}