using GitHub.DistributedTask.WebApi;
using GitHub.Runner.Worker;
using Moq;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.CompilerServices;
using System.Threading;
using Xunit;
using Pipelines = GitHub.DistributedTask.Pipelines;

namespace GitHub.Runner.Common.Tests.Worker
{
    public sealed class ExecutionContextL0
    {
        [Fact]
        [Trait("Level", "L0")]
        [Trait("Category", "Worker")]
        public void AddIssue_CountWarningsErrors()
        {
            using (TestHostContext hc = CreateTestContext())
            {
                // Arrange: Create a job request message.
                TaskOrchestrationPlanReference plan = new TaskOrchestrationPlanReference();
                TimelineReference timeline = new TimelineReference();
                Guid jobId = Guid.NewGuid();
                string jobName = "some job name";
                var jobRequest = new Pipelines.AgentJobRequestMessage(plan, timeline, jobId, jobName, jobName, null, null, null, new Dictionary<string, VariableValue>(), new List<MaskHint>(), new Pipelines.JobResources(), new Pipelines.ContextData.DictionaryContextData(), new Pipelines.WorkspaceOptions(), new List<Pipelines.ActionStep>(), null, null, null, null);
                jobRequest.Resources.Repositories.Add(new Pipelines.RepositoryResource()
                {
                    Alias = Pipelines.PipelineConstants.SelfAlias,
                    Id = "github",
                    Version = "sha1"
                });
                jobRequest.ContextData["github"] = new Pipelines.ContextData.DictionaryContextData();

                // Arrange: Setup the paging logger.
                var pagingLogger = new Mock<IPagingLogger>();
                var jobServerQueue = new Mock<IJobServerQueue>();
                jobServerQueue.Setup(x => x.QueueTimelineRecordUpdate(It.IsAny<Guid>(), It.IsAny<TimelineRecord>()));

                hc.EnqueueInstance(pagingLogger.Object);
                hc.SetSingleton(jobServerQueue.Object);

                var ec = new Runner.Worker.ExecutionContext();
                ec.Initialize(hc);

                // Act.
                ec.InitializeJob(jobRequest, CancellationToken.None);

                ec.AddIssue(new Issue() { Type = IssueType.Error, Message = "error" });
                ec.AddIssue(new Issue() { Type = IssueType.Error, Message = "error" });
                ec.AddIssue(new Issue() { Type = IssueType.Error, Message = "error" });
                ec.AddIssue(new Issue() { Type = IssueType.Error, Message = "error" });
                ec.AddIssue(new Issue() { Type = IssueType.Error, Message = "error" });
                ec.AddIssue(new Issue() { Type = IssueType.Error, Message = "error" });
                ec.AddIssue(new Issue() { Type = IssueType.Error, Message = "error" });
                ec.AddIssue(new Issue() { Type = IssueType.Error, Message = "error" });
                ec.AddIssue(new Issue() { Type = IssueType.Error, Message = "error" });
                ec.AddIssue(new Issue() { Type = IssueType.Error, Message = "error" });
                ec.AddIssue(new Issue() { Type = IssueType.Error, Message = "error" });
                ec.AddIssue(new Issue() { Type = IssueType.Error, Message = "error" });
                ec.AddIssue(new Issue() { Type = IssueType.Error, Message = "error" });
                ec.AddIssue(new Issue() { Type = IssueType.Error, Message = "error" });
                ec.AddIssue(new Issue() { Type = IssueType.Error, Message = "error" });

                ec.AddIssue(new Issue() { Type = IssueType.Warning, Message = "warning" });
                ec.AddIssue(new Issue() { Type = IssueType.Warning, Message = "warning" });
                ec.AddIssue(new Issue() { Type = IssueType.Warning, Message = "warning" });
                ec.AddIssue(new Issue() { Type = IssueType.Warning, Message = "warning" });
                ec.AddIssue(new Issue() { Type = IssueType.Warning, Message = "warning" });
                ec.AddIssue(new Issue() { Type = IssueType.Warning, Message = "warning" });
                ec.AddIssue(new Issue() { Type = IssueType.Warning, Message = "warning" });
                ec.AddIssue(new Issue() { Type = IssueType.Warning, Message = "warning" });
                ec.AddIssue(new Issue() { Type = IssueType.Warning, Message = "warning" });
                ec.AddIssue(new Issue() { Type = IssueType.Warning, Message = "warning" });
                ec.AddIssue(new Issue() { Type = IssueType.Warning, Message = "warning" });
                ec.AddIssue(new Issue() { Type = IssueType.Warning, Message = "warning" });
                ec.AddIssue(new Issue() { Type = IssueType.Warning, Message = "warning" });
                ec.AddIssue(new Issue() { Type = IssueType.Warning, Message = "warning" });

                ec.Complete();

                // Assert.
                jobServerQueue.Verify(x => x.QueueTimelineRecordUpdate(It.IsAny<Guid>(), It.Is<TimelineRecord>(t => t.ErrorCount == 15)), Times.AtLeastOnce);
                jobServerQueue.Verify(x => x.QueueTimelineRecordUpdate(It.IsAny<Guid>(), It.Is<TimelineRecord>(t => t.WarningCount == 14)), Times.AtLeastOnce);
                jobServerQueue.Verify(x => x.QueueTimelineRecordUpdate(It.IsAny<Guid>(), It.Is<TimelineRecord>(t => t.Issues.Where(i => i.Type == IssueType.Error).Count() == 10)), Times.AtLeastOnce);
                jobServerQueue.Verify(x => x.QueueTimelineRecordUpdate(It.IsAny<Guid>(), It.Is<TimelineRecord>(t => t.Issues.Where(i => i.Type == IssueType.Warning).Count() == 10)), Times.AtLeastOnce);
            }
        }

        [Fact]
        [Trait("Level", "L0")]
        [Trait("Category", "Worker")]
        public void Debug_Multilines()
        {
            using (TestHostContext hc = CreateTestContext())
            {
                // Arrange: Create a job request message.
                TaskOrchestrationPlanReference plan = new TaskOrchestrationPlanReference();
                TimelineReference timeline = new TimelineReference();
                Guid jobId = Guid.NewGuid();
                string jobName = "some job name";
                var jobRequest = new Pipelines.AgentJobRequestMessage(plan, timeline, jobId, jobName, jobName, null, null, null, new Dictionary<string, VariableValue>(), new List<MaskHint>(), new Pipelines.JobResources(), new Pipelines.ContextData.DictionaryContextData(), new Pipelines.WorkspaceOptions(), new List<Pipelines.ActionStep>(), null, null, null, null);
                jobRequest.Resources.Repositories.Add(new Pipelines.RepositoryResource()
                {
                    Alias = Pipelines.PipelineConstants.SelfAlias,
                    Id = "github",
                    Version = "sha1"
                });
                jobRequest.ContextData["github"] = new Pipelines.ContextData.DictionaryContextData();
                jobRequest.Variables["ACTIONS_STEP_DEBUG"] = "true";

                // Arrange: Setup the paging logger.
                var pagingLogger = new Mock<IPagingLogger>();
                var jobServerQueue = new Mock<IJobServerQueue>();
                jobServerQueue.Setup(x => x.QueueTimelineRecordUpdate(It.IsAny<Guid>(), It.IsAny<TimelineRecord>()));
                jobServerQueue.Setup(x => x.QueueWebConsoleLine(It.IsAny<Guid>(), It.IsAny<string>())).Callback((Guid id, string msg) => { hc.GetTrace().Info(msg); });

                hc.EnqueueInstance(pagingLogger.Object);
                hc.SetSingleton(jobServerQueue.Object);

                var ec = new Runner.Worker.ExecutionContext();
                ec.Initialize(hc);

                // Act.
                ec.InitializeJob(jobRequest, CancellationToken.None);

                ec.Debug(null);
                ec.Debug("");
                ec.Debug("\n");
                ec.Debug("\r\n");
                ec.Debug("test");
                ec.Debug("te\nst");
                ec.Debug("te\r\nst");

                ec.Complete();

                jobServerQueue.Verify(x => x.QueueWebConsoleLine(It.IsAny<Guid>(), It.IsAny<string>()), Times.Exactly(10));
            }
        }

        [Fact]
        [Trait("Level", "L0")]
        [Trait("Category", "Worker")]
        public void RegisterPostJobAction_ShareState()
        {
            using (TestHostContext hc = CreateTestContext())
            {
                // Arrange: Create a job request message.
                TaskOrchestrationPlanReference plan = new TaskOrchestrationPlanReference();
                TimelineReference timeline = new TimelineReference();
                Guid jobId = Guid.NewGuid();
                string jobName = "some job name";
                var jobRequest = new Pipelines.AgentJobRequestMessage(plan, timeline, jobId, jobName, jobName, null, null, null, new Dictionary<string, VariableValue>(), new List<MaskHint>(), new Pipelines.JobResources(), new Pipelines.ContextData.DictionaryContextData(), new Pipelines.WorkspaceOptions(), new List<Pipelines.ActionStep>(), null, null, null, null);
                jobRequest.Resources.Repositories.Add(new Pipelines.RepositoryResource()
                {
                    Alias = Pipelines.PipelineConstants.SelfAlias,
                    Id = "github",
                    Version = "sha1"
                });
                jobRequest.ContextData["github"] = new Pipelines.ContextData.DictionaryContextData();
                jobRequest.Variables["ACTIONS_STEP_DEBUG"] = "true";

                // Arrange: Setup the paging logger.
                var pagingLogger1 = new Mock<IPagingLogger>();
                var pagingLogger2 = new Mock<IPagingLogger>();
                var pagingLogger3 = new Mock<IPagingLogger>();
                var pagingLogger4 = new Mock<IPagingLogger>();
                var pagingLogger5 = new Mock<IPagingLogger>();
                var jobServerQueue = new Mock<IJobServerQueue>();
                jobServerQueue.Setup(x => x.QueueTimelineRecordUpdate(It.IsAny<Guid>(), It.IsAny<TimelineRecord>()));
                jobServerQueue.Setup(x => x.QueueWebConsoleLine(It.IsAny<Guid>(), It.IsAny<string>())).Callback((Guid id, string msg) => { hc.GetTrace().Info(msg); });

                var actionRunner1 = new ActionRunner();
                actionRunner1.Initialize(hc);
                var actionRunner2 = new ActionRunner();
                actionRunner2.Initialize(hc);

                hc.EnqueueInstance(pagingLogger1.Object);
                hc.EnqueueInstance(pagingLogger2.Object);
                hc.EnqueueInstance(pagingLogger3.Object);
                hc.EnqueueInstance(pagingLogger4.Object);
                hc.EnqueueInstance(pagingLogger5.Object);
                hc.EnqueueInstance(actionRunner1 as IActionRunner);
                hc.EnqueueInstance(actionRunner2 as IActionRunner);
                hc.SetSingleton(jobServerQueue.Object);

                var jobContext = new Runner.Worker.ExecutionContext();
                jobContext.Initialize(hc);

                // Act.
                jobContext.InitializeJob(jobRequest, CancellationToken.None);

                var action1 = jobContext.CreateChild(Guid.NewGuid(), "action_1", "action_1", null, null);
                action1.IntraActionState["state"] = "1";
                var action2 = jobContext.CreateChild(Guid.NewGuid(), "action_2", "action_2", null, null);
                action2.IntraActionState["state"] = "2";


                var postRunner1 = hc.CreateService<IActionRunner>();
                postRunner1.Action = new Pipelines.ActionStep() { Id = Guid.NewGuid(), Name = "post1", DisplayName = "Test 1", Reference = new Pipelines.RepositoryPathReference() { Name = "actions/action" } };
                postRunner1.Stage = ActionRunStage.Post;
                postRunner1.Condition = "always()";
                postRunner1.DisplayName = "post1";


                var postRunner2 = hc.CreateService<IActionRunner>();
                postRunner2.Action = new Pipelines.ActionStep() { Id = Guid.NewGuid(), Name = "post2", DisplayName = "Test 2", Reference = new Pipelines.RepositoryPathReference() { Name = "actions/action" } };
                postRunner2.Stage = ActionRunStage.Post;
                postRunner2.Condition = "always()";
                postRunner2.DisplayName = "post2";

                action1.RegisterPostJobStep(postRunner1);
                action2.RegisterPostJobStep(postRunner2);

                Assert.NotNull(jobContext.JobSteps);
                Assert.NotNull(jobContext.PostJobSteps);
                Assert.Null(action1.JobSteps);
                Assert.Null(action2.JobSteps);
                Assert.Null(action1.PostJobSteps);
                Assert.Null(action2.PostJobSteps);

                var post1 = jobContext.PostJobSteps.Pop();
                var post2 = jobContext.PostJobSteps.Pop();

                Assert.Equal("post2", (post1 as IActionRunner).Action.Name);
                Assert.Equal("post1", (post2 as IActionRunner).Action.Name);

                Assert.Equal(ActionRunStage.Post, (post1 as IActionRunner).Stage);
                Assert.Equal(ActionRunStage.Post, (post2 as IActionRunner).Stage);

                Assert.Equal("always()", (post1 as IActionRunner).Condition);
                Assert.Equal("always()", (post2 as IActionRunner).Condition);

                Assert.Equal("2", (post1 as IActionRunner).ExecutionContext.IntraActionState["state"]);
                Assert.Equal("1", (post2 as IActionRunner).ExecutionContext.IntraActionState["state"]);
            }
        }

        [Fact]
        [Trait("Level", "L0")]
        [Trait("Category", "Worker")]
        public void RegisterPostJobAction_NotRegisterPostTwice()
        {
            using (TestHostContext hc = CreateTestContext())
            {
                // Arrange: Create a job request message.
                TaskOrchestrationPlanReference plan = new TaskOrchestrationPlanReference();
                TimelineReference timeline = new TimelineReference();
                Guid jobId = Guid.NewGuid();
                string jobName = "some job name";
                var jobRequest = new Pipelines.AgentJobRequestMessage(plan, timeline, jobId, jobName, jobName, null, null, null, new Dictionary<string, VariableValue>(), new List<MaskHint>(), new Pipelines.JobResources(), new Pipelines.ContextData.DictionaryContextData(), new Pipelines.WorkspaceOptions(), new List<Pipelines.ActionStep>(), null, null, null, null);
                jobRequest.Resources.Repositories.Add(new Pipelines.RepositoryResource()
                {
                    Alias = Pipelines.PipelineConstants.SelfAlias,
                    Id = "github",
                    Version = "sha1"
                });
                jobRequest.ContextData["github"] = new Pipelines.ContextData.DictionaryContextData();
                jobRequest.Variables["ACTIONS_STEP_DEBUG"] = "true";

                // Arrange: Setup the paging logger.
                var pagingLogger1 = new Mock<IPagingLogger>();
                var pagingLogger2 = new Mock<IPagingLogger>();
                var pagingLogger3 = new Mock<IPagingLogger>();
                var pagingLogger4 = new Mock<IPagingLogger>();
                var pagingLogger5 = new Mock<IPagingLogger>();
                var jobServerQueue = new Mock<IJobServerQueue>();
                jobServerQueue.Setup(x => x.QueueTimelineRecordUpdate(It.IsAny<Guid>(), It.IsAny<TimelineRecord>()));
                jobServerQueue.Setup(x => x.QueueWebConsoleLine(It.IsAny<Guid>(), It.IsAny<string>())).Callback((Guid id, string msg) => { hc.GetTrace().Info(msg); });

                var actionRunner1 = new ActionRunner();
                actionRunner1.Initialize(hc);
                var actionRunner2 = new ActionRunner();
                actionRunner2.Initialize(hc);

                hc.EnqueueInstance(pagingLogger1.Object);
                hc.EnqueueInstance(pagingLogger2.Object);
                hc.EnqueueInstance(pagingLogger3.Object);
                hc.EnqueueInstance(pagingLogger4.Object);
                hc.EnqueueInstance(pagingLogger5.Object);
                hc.EnqueueInstance(actionRunner1 as IActionRunner);
                hc.EnqueueInstance(actionRunner2 as IActionRunner);
                hc.SetSingleton(jobServerQueue.Object);

                var jobContext = new Runner.Worker.ExecutionContext();
                jobContext.Initialize(hc);

                // Act.
                jobContext.InitializeJob(jobRequest, CancellationToken.None);

                var action1 = jobContext.CreateChild(Guid.NewGuid(), "action_1_pre", "action_1_pre", null, null);
                var action2 = jobContext.CreateChild(Guid.NewGuid(), "action_1_main", "action_1_main", null, null);

                var actionId = Guid.NewGuid();
                var postRunner1 = hc.CreateService<IActionRunner>();
                postRunner1.Action = new Pipelines.ActionStep() { Id = actionId, Name = "post1", DisplayName = "Test 1", Reference = new Pipelines.RepositoryPathReference() { Name = "actions/action" } };
                postRunner1.Stage = ActionRunStage.Post;
                postRunner1.Condition = "always()";
                postRunner1.DisplayName = "post1";


                var postRunner2 = hc.CreateService<IActionRunner>();
                postRunner2.Action = new Pipelines.ActionStep() { Id = actionId, Name = "post2", DisplayName = "Test 2", Reference = new Pipelines.RepositoryPathReference() { Name = "actions/action" } };
                postRunner2.Stage = ActionRunStage.Post;
                postRunner2.Condition = "always()";
                postRunner2.DisplayName = "post2";

                action1.RegisterPostJobStep(postRunner1);
                action2.RegisterPostJobStep(postRunner2);

                Assert.NotNull(jobContext.JobSteps);
                Assert.NotNull(jobContext.PostJobSteps);
                Assert.Equal(1, jobContext.PostJobSteps.Count);
                var post1 = jobContext.PostJobSteps.Pop();

                Assert.Equal("post1", (post1 as IActionRunner).Action.Name);

                Assert.Equal(ActionRunStage.Post, (post1 as IActionRunner).Stage);

                Assert.Equal("always()", (post1 as IActionRunner).Condition);
            }
        }

        private TestHostContext CreateTestContext([CallerMemberName] String testName = "")
        {
            var hc = new TestHostContext(this, testName);

            // Arrange: Setup the configation store.
            var configurationStore = new Mock<IConfigurationStore>();
            configurationStore.Setup(x => x.GetSettings()).Returns(new RunnerSettings());
            hc.SetSingleton(configurationStore.Object);

            // Arrange: Create the execution context.
            hc.SetSingleton(new Mock<IJobServerQueue>().Object);

            return hc;
        }
    }
}