// <copyright file="IDevToolsSession.cs" company="Selenium Committers">
// Licensed to the Software Freedom Conservancy (SFC) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The SFC licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.
// </copyright>

using System;
using System.Diagnostics.CodeAnalysis;
using System.Text.Json;
using System.Text.Json.Nodes;
using System.Threading;
using System.Threading.Tasks;

namespace OpenQA.Selenium.DevTools;

/// <summary>
/// Represents a WebSocket connection to a running DevTools instance that can be used to send
/// commands and receive events.
///</summary>
public interface IDevToolsSession : IDisposable
{
    /// <summary>
    /// Event raised when the DevToolsSession logs informational messages.
    /// </summary>
    event EventHandler<DevToolsSessionLogMessageEventArgs>? LogMessage;

    /// <summary>
    /// Event raised an event notification is received from the DevTools session.
    /// </summary>
    event EventHandler<DevToolsEventReceivedEventArgs>? DevToolsEventReceived;

    /// <summary>
    /// Gets the domains that are valid for the specified version of Developer Tools connection.
    /// </summary>
    /// <typeparam name="T">
    /// A <see cref="DevToolsSessionDomains"/> type specific to the version of Developer Tools with which to communicate.
    /// </typeparam>
    /// <returns>The version-specific domains for this Developer Tools connection.</returns>
    /// <exception cref="InvalidOperationException">If the provided <typeparamref name="T"/> is not the right protocol version which is running.</exception>
    T GetVersionSpecificDomains<T>() where T : DevToolsSessionDomains;

    /// <summary>
    /// Sends the specified command and returns the associated command response.
    /// </summary>
    /// <typeparam name="TCommand">A command object implementing the <see cref="ICommand"/> interface.</typeparam>
    /// <param name="command">The command to be sent.</param>
    /// <param name="cancellationToken">A CancellationToken object to allow for cancellation of the command.</param>
    /// <param name="millisecondsTimeout">The execution timeout of the command in milliseconds.</param>
    /// <param name="throwExceptionIfResponseNotReceived"><see langword="true"/> to throw an exception if a response is not received; otherwise, <see langword="false"/>.</param>
    /// <returns>The command response object implementing the <see cref="ICommandResponse{T}"/> interface.</returns>
    /// <exception cref="ArgumentNullException">If <paramref name="command"/> is <see langword="null"/>.</exception>
    [RequiresUnreferencedCode(DevToolsSession.CDP_AOTIncompatibilityMessage)]
    [RequiresDynamicCode(DevToolsSession.CDP_AOTIncompatibilityMessage)]
    Task<ICommandResponse<TCommand>?> SendCommand<TCommand>(TCommand command, CancellationToken cancellationToken, int? millisecondsTimeout, bool throwExceptionIfResponseNotReceived)
        where TCommand : ICommand;

    /// <summary>
    /// Sends the specified command and returns the associated command response.
    /// </summary>
    /// <typeparam name="TCommand">A command object implementing the <see cref="ICommand"/> interface.</typeparam>
    /// <typeparam name="TCommandResponse">A response object implementing the <see cref="ICommandResponse"/> interface.</typeparam>
    /// <param name="command">The command to send.</param>
    /// <param name="cancellationToken">A CancellationToken object to allow for cancellation of the command.</param>
    /// <param name="millisecondsTimeout">The execution timeout of the command in milliseconds.</param>
    /// <param name="throwExceptionIfResponseNotReceived"><see langword="true"/> to throw an exception if a response is not received; otherwise, <see langword="false"/>.</param>
    /// <returns>The command response object implementing the <see cref="ICommandResponse{T}"/> interface.</returns>
    /// <exception cref="ArgumentNullException">If <paramref name="command"/> is <see langword="null"/>.</exception>
    [RequiresUnreferencedCode(DevToolsSession.CDP_AOTIncompatibilityMessage)]
    [RequiresDynamicCode(DevToolsSession.CDP_AOTIncompatibilityMessage)]
    Task<TCommandResponse?> SendCommand<TCommand, TCommandResponse>(TCommand command, CancellationToken cancellationToken, int? millisecondsTimeout, bool throwExceptionIfResponseNotReceived)
        where TCommand : ICommand
        where TCommandResponse : ICommandResponse<TCommand>;

    /// <summary>
    /// Returns a JsonNode based on a command created with the specified command name and params.
    /// </summary>
    /// <param name="commandName">The name of the command to send.</param>
    /// <param name="params">The parameters of the command as a JsonNode object</param>
    /// <param name="cancellationToken">A CancellationToken object to allow for cancellation of the command.</param>
    /// <param name="millisecondsTimeout">The execution timeout of the command in milliseconds.</param>
    /// <param name="throwExceptionIfResponseNotReceived"><see langword="true"/> to throw an exception if a response is not received; otherwise, <see langword="false"/>.</param>
    /// <returns>The command response object implementing the <see cref="ICommandResponse{T}"/> interface.</returns>
    /// <exception cref="ArgumentNullException">If <paramref name="commandName"/> is <see langword="null"/>.</exception>
    [RequiresUnreferencedCode(DevToolsSession.CDP_AOTIncompatibilityMessage)]
    [RequiresDynamicCode(DevToolsSession.CDP_AOTIncompatibilityMessage)]
    Task<JsonElement?> SendCommand(string commandName, JsonNode @params, CancellationToken cancellationToken, int? millisecondsTimeout, bool throwExceptionIfResponseNotReceived);
}
