Backend-Api/ProgramManager/src/Application/GozareshgirProgramManager.Application/Modules/Projects/Extensions/ProjectMappingExtensions.cs

using GozareshgirProgramManager.Application.Modules.Projects.DTOs;
using GozareshgirProgramManager.Domain.ProjectAgg.Entities;
using GozareshgirProgramManager.Domain.ProjectAgg.Enums;

namespace GozareshgirProgramManager.Application.Modules.Projects.Extensions;

/// <summary>
/// Mapping extensions for project hierarchy entities to DTOs
/// </summary>
public static class ProjectMappingExtensions
{
    #region Project Mappings

    public static ProjectDto ToDto(this Project project)
    {
        return new ProjectDto
        {
            Id = project.Id,
            Name = project.Name,
            Description = project.Description,
            CreationDate = project.CreationDate,
            StartDate = project.StartDate,
            EndDate = project.EndDate,
            PlannedStartDate = project.PlannedStartDate,
            PlannedEndDate = project.PlannedEndDate,
            Status = project.Status.ToString(),
            HasAssignmentOverride = project.HasAssignmentOverride,
            TotalTimeSpent = project.GetTotalTimeSpent(),
            TotalEstimatedTime = project.GetTotalEstimatedTime(),
            Phases = project.Phases.Select(p => p.ToDto()).ToList()
        };
    }

    public static ProjectDto ToSummaryDto(this Project project)
    {
        return new ProjectDto
        {
            Id = project.Id,
            Name = project.Name,
            Description = project.Description,
            CreationDate = project.CreationDate,
            StartDate = project.StartDate,
            EndDate = project.EndDate,
            PlannedStartDate = project.PlannedStartDate,
            PlannedEndDate = project.PlannedEndDate,
            Status = project.Status.ToString(),
            HasAssignmentOverride = project.HasAssignmentOverride,
            TotalTimeSpent = project.GetTotalTimeSpent(),
            TotalEstimatedTime = project.GetTotalEstimatedTime()
            // No phases for summary
        };
    }

    #endregion

    #region Phase Mappings

    public static ProjectPhaseDto ToDto(this ProjectPhase phase)
    {
        return new ProjectPhaseDto
        {
            Id = phase.Id,
            Name = phase.Name,
            Description = phase.Description,
            CreationDate = phase.CreationDate,
            ProjectId = phase.ProjectId,
            Status = phase.Status.ToString(),
            StartDate = phase.StartDate,
            EndDate = phase.EndDate,
            OrderIndex = phase.OrderIndex,
            HasAssignmentOverride = phase.HasAssignmentOverride,
            TotalTimeSpent = phase.GetTotalTimeSpent(),
            TotalEstimatedTime = phase.GetTotalEstimatedTime(),
            Tasks = phase.Tasks.Select(t => t.ToDto()).ToList()
        };
    }

    public static ProjectPhaseDto ToSummaryDto(this ProjectPhase phase)
    {
        return new ProjectPhaseDto
        {
            Id = phase.Id,
            Name = phase.Name,
            Description = phase.Description,
            CreationDate = phase.CreationDate,
            ProjectId = phase.ProjectId,
            Status = phase.Status.ToString(),
            StartDate = phase.StartDate,
            EndDate = phase.EndDate,
            OrderIndex = phase.OrderIndex,
            HasAssignmentOverride = phase.HasAssignmentOverride,
            TotalTimeSpent = phase.GetTotalTimeSpent(),
            TotalEstimatedTime = phase.GetTotalEstimatedTime()
            // No tasks for summary
        };
    }

    #endregion

    #region Task Mappings

    public static ProjectTaskDto ToDto(this ProjectTask task)
    {
        return new ProjectTaskDto
        {
            Id = task.Id,
            Name = task.Name,
            Description = task.Description,
            CreationDate = task.CreationDate,
            PhaseId = task.PhaseId,
            Status = task.Status.ToString(),
            Priority = task.Priority.ToString(),
            StartDate = task.StartDate,
            EndDate = task.EndDate,
            DueDate = task.DueDate,
            OrderIndex = task.OrderIndex,
            AllocatedTime = task.AllocatedTime,
            HasTimeOverride = task.HasTimeOverride,
            HasAssignmentOverride = task.HasAssignmentOverride,
            TotalTimeSpent = task.GetTotalTimeSpent(),
            TotalEstimatedTime = task.GetTotalEstimatedTime(),
            Sections = task.Sections.Select(s => s.ToDto()).ToList()
        };
    }

    public static ProjectTaskDto ToSummaryDto(this ProjectTask task)
    {
        return new ProjectTaskDto
        {
            Id = task.Id,
            Name = task.Name,
            Description = task.Description,
            CreationDate = task.CreationDate,
            PhaseId = task.PhaseId,
            Status = task.Status.ToString(),
            Priority = task.Priority.ToString(),
            StartDate = task.StartDate,
            EndDate = task.EndDate,
            DueDate = task.DueDate,
            OrderIndex = task.OrderIndex,
            AllocatedTime = task.AllocatedTime,
            HasTimeOverride = task.HasTimeOverride,
            HasAssignmentOverride = task.HasAssignmentOverride,
            TotalTimeSpent = task.GetTotalTimeSpent(),
            TotalEstimatedTime = task.GetTotalEstimatedTime()
            // No sections for summary
        };
    }

    #endregion

    #region Section Mappings

    public static ProjectSectionDto ToDto(this TaskSection section)
    {
        return new ProjectSectionDto
        {
            Id = section.Id,
            TaskId = section.TaskId,
            SkillId = section.SkillId,
            SkillName = section.Skill?.Name ?? string.Empty,
            InitialEstimatedHours = section.InitialEstimatedHours,
            InitialDescription = section.InitialDescription,
            Status = section.Status.ToString(),
            CurrentAssignedUserId = section.CurrentAssignedUserId,
            CreationDate = section.CreationDate,
            FinalEstimatedHours = section.FinalEstimatedHours,
            TotalTimeSpent = section.GetTotalTimeSpent(),
            ProgressPercentage = section.GetProgressPercentage(),
            IsCompleted = section.IsCompleted(),
            IsInProgress = section.IsInProgress(),
            Activities = section.Activities.Select(a => a.ToDto()).ToList(),
            AdditionalTimes = section.AdditionalTimes.Select(at => at.ToDto()).ToList()
        };
    }

    public static ProjectSectionDto ToSummaryDto(this TaskSection section)
    {
        return new ProjectSectionDto
        {
            Id = section.Id,
            TaskId = section.TaskId,
            SkillId = section.SkillId,
            SkillName = section.Skill?.Name ?? string.Empty,
            InitialEstimatedHours = section.InitialEstimatedHours,
            InitialDescription = section.InitialDescription,
            Status = section.Status.ToString(),
            CurrentAssignedUserId = section.CurrentAssignedUserId,
            CreationDate = section.CreationDate,
            FinalEstimatedHours = section.FinalEstimatedHours,
            TotalTimeSpent = section.GetTotalTimeSpent(),
            ProgressPercentage = section.GetProgressPercentage(),
            IsCompleted = section.IsCompleted(),
            IsInProgress = section.IsInProgress()
            // No activities or additional times for summary
        };
    }

    #endregion

    #region Activity Mappings

    public static TaskSectionActivityDto ToDto(this TaskSectionActivity activity)
    {
        return new TaskSectionActivityDto
        {
            Id = activity.Id,
            SectionId = activity.SectionId,
            UserId = activity.UserId,
            StartDate = activity.StartDate,
            EndDate = activity.EndDate,
            Notes = activity.Notes,
            EndNotes = activity.EndNotes,
            IsActive = activity.IsActive,
            TimeSpent = activity.GetTimeSpent()
        };
    }

    #endregion

    #region Additional Time Mappings

    public static TaskSectionAdditionalTimeDto ToDto(this TaskSectionAdditionalTime additionalTime)
    {
        return new TaskSectionAdditionalTimeDto
        {
            Id = additionalTime.Id,
            Hours = additionalTime.Hours,
            Reason = additionalTime.Reason,
            AddedByUserId = additionalTime.AddedByUserId,
            AddedAt = additionalTime.AddedAt
        };
    }

    #endregion

    #region Collection Mappings

    public static List<ProjectDto> ToSummaryDtos(this IEnumerable<Project> projects)
    {
        return projects.Select(p => p.ToSummaryDto()).ToList();
    }

    public static List<ProjectPhaseDto> ToSummaryDtos(this IEnumerable<ProjectPhase> phases)
    {
        return phases.Select(p => p.ToSummaryDto()).ToList();
    }

    public static List<ProjectTaskDto> ToSummaryDtos(this IEnumerable<ProjectTask> tasks)
    {
        return tasks.Select(t => t.ToSummaryDto()).ToList();
    }

    public static List<ProjectSectionDto> ToSummaryDtos(this IEnumerable<TaskSection> sections)
    {
        return sections.Select(s => s.ToSummaryDto()).ToList();
    }

    #endregion
}