console_spo_utils/library_spo_utils/Services/SharePointCustomOperation.cs

using console_spo_utils.Enums;
using console_spo_utils.Interfaces.Services;
using Microsoft.Extensions.Logging;
using Microsoft.Online.SharePoint.TenantAdministration;
using Microsoft.SharePoint.Client;
using System.Security;
using System.Xml.Linq;
using console_spo_utils.Constants;

namespace console_spo_utils.Services
{
    internal class SharePointCustomOperation : ISharePointCustomOperation
    {
        private readonly ILogger logger;
        private readonly IRightsService rightsService;
        private readonly ISharePointAuthenticationManager authMgr;

        public SharePointCustomOperation(
            ILogger<SharePointCustomOperation> logger,
            IRightsService rightsService,
            ISharePointAuthenticationManager authMgr)
        {
            this.logger = logger;
            this.rightsService = rightsService;
            this.authMgr = authMgr;
        }

        #region Check If Exist
        public bool SiteExist(ClientContext ctx)
        {
            try
            {
                var web = ctx.Web;
                ctx.Load(web, w => w.Title);
                ctx.ExecuteQuery();
                return true;
            }
            catch (Exception ex)
            {
                logger.LogWarning("Site Exists", ex);

                return false;
            }
        }

        public bool ListExist(ClientContext ctx, string listTitle)
        {
            try
            {
                var targetList = ctx.Web.Lists.GetByTitle(listTitle);
                ctx.ExecuteQuery();
                return true;
            }
            catch (Exception ex)
            {
                logger.LogWarning("List Exist", ex);

                return false;
            }
        }

        public bool FolderExistsInsideList(ClientContext context, string listTitle, string folderName)
        {
            var folderExists = context.Web.Lists.GetByTitle(listTitle).RootFolder;
            context.Load(folderExists, f => f.Folders);
            try
            {
                context.ExecuteQuery();

                if (folderExists.Folders.Any(fn => fn.Name == folderName))
                {
                    return true;
                }
                return false;
            }
            catch (Exception ex)
            {
                logger.LogWarning("Folder Exists Inside List", ex);

                return false;
            }
        }

        public bool SiteFeaturesExist(ClientContext ctx, string featureName)
        {
            var web = ctx.Web;
            var wFeatures = web.Features;
            ctx.Load(web);
            ctx.Load(wFeatures);
            ctx.ExecuteQuery();

            foreach (var wFeature in wFeatures)
            {
                ctx.Load(wFeature, wf => wf.DisplayName);
                ctx.ExecuteQuery();

                logger.LogInformation(wFeature.DisplayName);

                if (wFeature.DisplayName == featureName) return true;
            }

            return false;
        }
        
        public bool ListContentTypeExist(ClientContext ctx, string listTitle, string contentTypeName)
        {

            ContentTypeCollection cntCollection = ctx.Web.Lists.GetByTitle(listTitle).ContentTypes;

            ctx.Load(cntCollection, cntyp => cntyp.Include(ct => ct.Name).Where(ct => ct.Name == contentTypeName));
            ctx.ExecuteQuery();

            if (!cntCollection.Any())
            {
                Console.WriteLine(cntCollection.Count);
                return false;
            }
            else
            {
                Console.WriteLine(cntCollection.Count);
                return true;
            }
        }
        #endregion

        public void PalCustomField(ClientContext ctx, PalFieldType et)
        {
            var fieldList = et switch
            {
                PalFieldType.Project => Fields.ProjectCustomFields,
                PalFieldType.Quotation => Fields.QuotationCustomFields,
                PalFieldType.NonCompliance => Fields.NonComplianceCustomFields,
                _ => throw new NotImplementedException("Entity type not found")
            };

            try
            {
                var site = ctx.Site;
                ctx.Load(site, w => w.RootWeb, w => w.RootWeb.Fields);
                ctx.ExecuteQuery();
                foreach (var f in fieldList)
                {
                    var fieldXml = $"<Field Name='{f.Key}' Type='{f.Value[0]}' Description='' DisplayName='{f.Value[1]}' StaticName='{f.Key}' Group='{f.Value[2]}' Hidden='{f.Value[3]}' Required='{f.Value[4]}' Sealed='{f.Value[5]}' ShowInDisplayForm='{f.Value[6]}' ShowInEditForm='{f.Value[7]}' ShowInNewForm='{f.Value[8]}'>{f.Value[9]}</Field>";
                    site.RootWeb.Fields.AddFieldAsXml(fieldXml, false, AddFieldOptions.AddToDefaultContentType);

                    ctx.Load(site.RootWeb.Fields);
                }

                ctx.ExecuteQuery();
            }
            catch (Exception ex)
            {
                logger.LogError("PalCustomField", ex);
            }
        }

        
    }
}