AppSettings.cs

using alxnbl.OneNoteMdExporter.Models;
using Microsoft.Extensions.Configuration;

namespace alxnbl.OneNoteMdExporter.Infrastructure
{
    public class AppSettings
    {

        /*
          * Export general settings
          * */

        /// <summary>
        /// Maximum number of characters of a page title. Among this limit, title is contracted.
        /// </summary>
        public static int PageTitleMaxLength { get; set; } = 50;

        /// <summary>
        /// Add at the beginning of each page a YAML header that include Page metadata (cf https://assemble.io/docs/YAML-front-matter.html)
        /// </summary>
        public static bool AddFrontMatterHeader { get; set; } = true;

        /// <summary>
        /// Front Matter date format https://learn.microsoft.com/en-us/dotnet/standard/base-types/custom-date-and-time-format-strings
        /// </summary>
        public static string FrontMatterDateFormat { get; set; } = "yyyy-MM-ddTHH:mm:ss";

        /// <summary>
        /// Length limit of Section and page name used in file and folder name. Reduce this value to avoid error of max file system file path
        /// </summary>
        public static int MdMaxFileLength { get; set; } = 50;

        /// <summary>
        /// How page hierarchies should be exported :
        /// - HierarchyAsFolderTree : add folder tree to store pages
        /// - HierarchyAsPageTitlePrefix : prefix page title with their parent / grand-parent page name
        /// - IgnoreHierarchy : ignore page hierarchy
        /// Apply to : Markdown Format
        /// </summary>
        public static PageHierarchyEnum ProcessingOfPageHierarchy { get; set; } = PageHierarchyEnum.HierarchyAsFolderTree;

        /// <summary>
        /// For MdExport with ProcessingOfPageHierarchy=hierarchyAsPageTitlePrefix, the separator to use to prefix md page file name
        /// Ex: "_" value for "ParentPage_ChildPage.md"
        /// </summary>
        public static string PageHierarchyFileNamePrefixSeparator { get; set; } = "_";

        /// <summary>
        /// Copy DocX export of pages along md files, keep temporary OneNote notebook opened
        /// </summary>
        public static bool KeepOneNoteTempFiles { get; set; } = false;

        /// <summary>
        /// Where file attachments and image files should me stored ?
        /// - RootFolder : in a single folder at the root of the export folder,
        /// - PageParentFolder : in folders next to the md file
        /// Apply to : Markdown Format
        /// </summary>
        public static ResourceFolderLocationEnum ResourceFolderLocation { get; set; } = ResourceFolderLocationEnum.RootFolder;

        /// <summary>
        /// Name of the resource folder where attachments and image files are stored
        /// </summary>
        public static string ResourceFolderName { get; set; } = "_resources";



        /*
         * Markdown rendering Settings
         * */

        /// <summary>
        /// One of pandoc format https://pandoc.org/MANUAL.html#general-options
        /// Rq: For Joplin "gfm" is recommended
        /// </summary>
        public static string PanDocMarkdownFormat { get; set; } = "gfm";

        /// <summary>
        /// Convert HTML IMG tag generated by PanDoc into markdown references
        /// </summary>
        public static bool PostProcessingMdImgRef { get; set; } = true;

        /// <summary>
        /// Remove undesired quotation blocks sometimes generated by PanDoc
        /// </summary>
        public static bool PostProcessingRemoveQuotationBlocks { get; set; } = true;

        /// <summary>
        /// Remove OneNote header generated by OneNote Export APIs
        /// </summary>
        public static bool PostProcessingRemoveOneNoteHeader { get; set; } = true;

        /// <summary>
        /// Replace every pair of linebreak by a single linebreak (to avoid duplicates generated by Pandoc)
        /// </summary>
        public static bool DeduplicateLinebreaks { get; set; } = true;

        /// <summary>
        /// Prevent generation of more that 2 linebreaks in a row
        /// </summary>
        public static bool MaxTwoLineBreaksInARow { get; set; } = true;


        /*
         * Developer Settings
         * */

        /// <summary>
        /// Enable verbose mode and keep temporary files (.docx)
        /// </summary>
        public static bool Debug { get; set; } = false;


        public static void LoadAppSettings()
        {
            new ConfigurationBuilder()
                .AddJsonFile("appSettings.json")
                .Build()
                .Get<AppSettings>();
        }
    }
}