using library_spo_utils.Interfaces.Services;
using Microsoft.Extensions.Logging;
using Microsoft.SharePoint.Client;

namespace library_spo_utils.Services
{
    internal class RightsService : IRightsService
    {
        private readonly ILogger<RightsService> logger;

        public RightsService(ILogger<RightsService> logger)
        {
            this.logger = logger;
        }


        #region Rights
        public void DomainGroupRights(ClientContext ctx, string tenantName, string docLibName = "")
        {
            #region Groups & Privileges
            var itsAdGroupDictionary = new Dictionary<string, string>()
            {
                { "ITS-SPO-PROJ-OWNER",         "Full Control" },
                { "ITS-SPO-PROJ-DESIGN",        "Design" },
                { "ITS-SPO-PROJ-MODIFY",        "Edit" },
                { "ITS-SPO-PROJ-COLLABORATE",   "Contribute" },
                { "ITS-SPO-PROJ-READ",          "Read" }
            };

            var itsAdGruopSalesRole = new Dictionary<string, string>()
            {
                { "ITS-SPO-PROJ-OWNER",         "Full Control" },
                { "ITS-SPO-PROJ-SALES-MODIFY",  "Edit" },
                { "ITS-SPO-PROJ-SALES-READ",    "Read" }
            };

            var itsAdGruopNCRole = new Dictionary<string, string>()
            {
                { "ITS-SPO-NC-OWNER",   "Full Control" },
                { "ITS-SPO-NC-MODIFY",  "Edit" },
                { "ITS-SPO-NC-READ",    "Read" }
            };
            #endregion

            logger.LogInformation("> Inizializzata la fase di assegnazione dei ruoli.");

            try
            {
                if (tenantName.Contains("Commesse"))
                {
                    #region Site Permission Create
                    var web = ctx.Web;

                    foreach (var role in itsAdGroupDictionary)
                    {
                        var adGroup = web.EnsureUser(role.Key);
                        ctx.Load(adGroup);

                        var roleD = web.RoleDefinitions.GetByName(role.Value);
                        var roleDb = new RoleDefinitionBindingCollection(ctx) { roleD };

                        web.RoleAssignments.Add(adGroup, roleDb);
                        web.Update();
                    }

                    ctx.ExecuteQuery();
                    logger.LogInformation("> Completata la fase di assegnazione dei ruoli.");
                    #endregion
                }
                else if (tenantName.Contains("Offerte"))
                {
                    #region Site Permission Quotation
                    var web = ctx.Web;

                    foreach (var role in itsAdGruopSalesRole)
                    {
                        var adGroup = web.EnsureUser(role.Key);
                        ctx.Load(adGroup);

                        var roleD = web.RoleDefinitions.GetByName(role.Value);
                        var roleDb = new RoleDefinitionBindingCollection(ctx) { roleD };

                        web.RoleAssignments.Add(adGroup, roleDb);
                        web.Update();
                    }

                    ctx.ExecuteQuery();
                    logger.LogInformation("> Completata la fase di assegnazione dei ruoli.");
                    #endregion
                }
                else if (tenantName.Contains("Conformità"))
                {
                    #region Site Permission Quotation
                    var web = ctx.Web;

                    foreach (var role in itsAdGruopNCRole)
                    {
                        var adGroup = web.EnsureUser(role.Key);
                        ctx.Load(adGroup);

                        var roleD = web.RoleDefinitions.GetByName(role.Value);
                        var roleDb = new RoleDefinitionBindingCollection(ctx) { roleD };

                        web.RoleAssignments.Add(adGroup, roleDb);
                        web.Update();
                    }

                    ctx.ExecuteQuery();
                    logger.LogInformation("> Completata la fase di assegnazione dei ruoli.");
                    #endregion
                }
                else if (!string.IsNullOrEmpty(docLibName))
                {
                    #region DocLib Permission
                    var web = ctx.Web;
                    var list = web.Lists.GetByTitle(docLibName);
                    ctx.Load(list);

                    list.BreakRoleInheritance(false, true);
                    ctx.ExecuteQuery();

                    foreach (var role in itsAdGruopSalesRole)
                    {
                        var adGroup = web.EnsureUser(role.Key);
                        ctx.Load(adGroup);

                        var roleD = web.RoleDefinitions.GetByName(role.Value);
                        var roleDb = new RoleDefinitionBindingCollection(ctx) { roleD };

                        list.RoleAssignments.Add(adGroup, roleDb);
                        list.Update();
                    }
                    ctx.ExecuteQuery();
                    logger.LogInformation($"> Completata la fase di assegnazione dei ruoli in {docLibName}.");
                    #endregion
                }

            }
            catch (Exception ex)
            {
                logger.LogError("Rights Service", ex);
            }
        }
        #endregion
    }
}