using Marco.Pms.DataAccess.Data;
using Marco.Pms.Model.Employees;
using Marco.Pms.Model.Entitlements;
using Marco.Pms.Model.Projects;
using MarcoBMS.Services.Helpers;
using Microsoft.EntityFrameworkCore;

namespace Marco.Pms.Services.Service
{
    public class PermissionServices
    {
        private readonly ApplicationDbContext _context;
        private readonly RolesHelper _rolesHelper;
        private readonly ProjectsHelper _projectsHelper;
        public PermissionServices(ApplicationDbContext context, RolesHelper rolesHelper, ProjectsHelper projectsHelper)
        {
            _context = context;
            _rolesHelper = rolesHelper;
            _projectsHelper = projectsHelper;
        }

        public async Task<bool> HasPermission(Guid featurePermissionId, Guid employeeId)
        {
            var hasPermission = await _context.EmployeeRoleMappings
                .Where(er => er.EmployeeId == employeeId)
                .Select(er => er.RoleId)
                .Distinct()
                .AnyAsync(roleId => _context.RolePermissionMappings
                    .Any(rp => rp.FeaturePermissionId == featurePermissionId && rp.ApplicationRoleId == roleId));
            return hasPermission;
        }
        public async Task<bool> HasProjectPermission(Employee emp, string projectId)
        {
            List<FeaturePermission> featurePermission = await _rolesHelper.GetFeaturePermissionByEmployeeID(emp.Id);
            string[] projectsId = [];

            /* User with permission manage project  can see all projects */
            if (featurePermission != null && featurePermission.Exists(c => c.Id.ToString() == "172fc9b6-755b-4f62-ab26-55c34a330614"))
            {
                List<Project> projects = await _projectsHelper.GetAllProjectByTanentID(emp.TenantId);
                projectsId = projects.Select(c => c.Id.ToString()).ToArray();
            }
            else
            {
                List<ProjectAllocation> allocation = await _projectsHelper.GetProjectByEmployeeID(emp.Id);
                projectsId = allocation.Select(c => c.ProjectId.ToString()).ToArray();
            }
            bool response = projectsId.Contains(projectId);
            return response;
        }
    }
}