From 053e058ea1d37c3611295f73f56e325d2cb255f3 Mon Sep 17 00:00:00 2001
From: Hamid Reza Mohammadi <mohammadi.hr@gmail.com>
Date: Mon, 24 Jul 2023 16:19:39 +0330
Subject: [PATCH] #400 pdf get all anonymous api

---
 RMuseum/Controllers/PDFLibraryController.cs   | 40 +++++++++++++++++++
 RMuseum/RMuseum.xml                           | 23 +++++++++++
 RMuseum/Services/IPDFLibraryService.cs        |  8 ++++
 .../Implementation/PDFLibraryService.cs       | 19 +++++++++
 4 files changed, 90 insertions(+)

diff --git a/RMuseum/Controllers/PDFLibraryController.cs b/RMuseum/Controllers/PDFLibraryController.cs
index 20d395cc..6f89ad5b 100644
--- a/RMuseum/Controllers/PDFLibraryController.cs
+++ b/RMuseum/Controllers/PDFLibraryController.cs
@@ -14,6 +14,8 @@ using System.Net;
 using System.Threading.Tasks;
 using RSecurityBackend.Services;
 using RMuseum.Services.Implementation;
+using System.Collections.Generic;
+using Newtonsoft.Json;
 
 namespace RMuseum.Controllers
 {
@@ -21,6 +23,44 @@ namespace RMuseum.Controllers
     [Route("api/pdf")]
     public class PDFLibraryController : Controller
     {
+        /// <summary>
+        ///get all published pdfbooks (including CoverImage info but not pages or tagibutes info) - check paging-headers for paging info
+        /// </summary>
+        /// <param name="paging"></param>
+        /// <returns></returns>
+
+        [HttpGet]
+        [AllowAnonymous]
+        [ProducesResponseType((int)HttpStatusCode.OK, Type = typeof(IEnumerable<PDFBook>))]
+        [ProducesResponseType((int)HttpStatusCode.BadRequest, Type = typeof(string))]
+
+        public async Task<IActionResult> GetAllPDFBooks([FromQuery] PagingParameterModel paging)
+        {
+            var pdfBooksInfo = await _pdfService.GetAllPDFBooks(paging, new PublishStatus[] { PublishStatus.Published });
+            if (!string.IsNullOrEmpty(pdfBooksInfo.ExceptionString))
+            {
+                return BadRequest(pdfBooksInfo.ExceptionString);
+            }
+
+            if (pdfBooksInfo.Result.Books.Count() > 0)
+            {
+                DateTime lastModification = pdfBooksInfo.Result.Books.Max(i => i.LastModified);
+                Response.GetTypedHeaders().LastModified = lastModification;
+
+                var requestHeaders = Request.GetTypedHeaders();
+                if (requestHeaders.IfModifiedSince.HasValue &&
+                    requestHeaders.IfModifiedSince.Value >= lastModification)
+                {
+                    return StatusCode(StatusCodes.Status304NotModified);
+                }
+            }
+
+            // Paging Header
+            HttpContext.Response.Headers.Add("paging-headers", JsonConvert.SerializeObject(pdfBooksInfo.Result.PagingMeta));
+
+            return Ok(pdfBooksInfo.Result.Books);
+        }
+
         /// <summary>
         /// start importing a local pdf file
         /// </summary>
diff --git a/RMuseum/RMuseum.xml b/RMuseum/RMuseum.xml
index b578c7db..694a4e20 100644
--- a/RMuseum/RMuseum.xml
+++ b/RMuseum/RMuseum.xml
@@ -2343,6 +2343,13 @@
             <param name="numberingService"></param>
             <param name="configuration"></param>
         </member>
+        <member name="M:RMuseum.Controllers.PDFLibraryController.GetAllPDFBooks(RSecurityBackend.Models.Generic.PagingParameterModel)">
+             <summary>
+            get all published pdfbooks (including CoverImage info but not pages or tagibutes info) - check paging-headers for paging info
+             </summary>
+             <param name="paging"></param>
+             <returns></returns>
+        </member>
         <member name="M:RMuseum.Controllers.PDFLibraryController.StartImportingLocalPDFAsync(RMuseum.Models.PDFLibrary.ViewModels.NewPDFBookViewModel)">
             <summary>
             start importing a local pdf file
@@ -17514,6 +17521,14 @@
             <param name="statusArray"></param>
             <returns></returns>
         </member>
+        <member name="M:RMuseum.Services.Implementation.PDFLibraryService.GetAllPDFBooks(RSecurityBackend.Models.Generic.PagingParameterModel,RMuseum.Models.Artifact.PublishStatus[])">
+            <summary>
+            get all pdfbooks (including CoverImage info but not pages or tagibutes info)
+            </summary>
+            <param name="paging"></param>
+            <param name="statusArray"></param>
+            <returns></returns>
+        </member>
         <member name="M:RMuseum.Services.Implementation.PDFLibraryService.StartImportingLocalPDFAsync(RMuseum.Models.PDFLibrary.ViewModels.NewPDFBookViewModel)">
             <summary>
             start importing local pdf file
@@ -18385,6 +18400,14 @@
             <param name="statusArray"></param>
             <returns></returns>
         </member>
+        <member name="M:RMuseum.Services.IPDFLibraryService.GetAllPDFBooks(RSecurityBackend.Models.Generic.PagingParameterModel,RMuseum.Models.Artifact.PublishStatus[])">
+            <summary>
+            get all pdfbooks (including CoverImage info but not pages or tagibutes info)
+            </summary>
+            <param name="paging"></param>
+            <param name="statusArray"></param>
+            <returns></returns>
+        </member>
         <member name="M:RMuseum.Services.IPDFLibraryService.AddAuthorAsync(RMuseum.Models.PDFLibrary.Author)">
             <summary>
             add author
diff --git a/RMuseum/Services/IPDFLibraryService.cs b/RMuseum/Services/IPDFLibraryService.cs
index 71217df3..21b03739 100644
--- a/RMuseum/Services/IPDFLibraryService.cs
+++ b/RMuseum/Services/IPDFLibraryService.cs
@@ -19,6 +19,14 @@ namespace RMuseum.Services
         /// <returns></returns>
         Task<RServiceResult<PDFBook>> GetPDFBookByIdAsync(int id, PublishStatus[] statusArray);
 
+        /// <summary>
+        /// get all pdfbooks (including CoverImage info but not pages or tagibutes info)
+        /// </summary>
+        /// <param name="paging"></param>
+        /// <param name="statusArray"></param>
+        /// <returns></returns>
+        Task<RServiceResult<(PaginationMetadata PagingMeta, PDFBook[] Books)>> GetAllPDFBooks(PagingParameterModel paging, PublishStatus[] statusArray);
+
         /// <summary>
         /// add author
         /// </summary>
diff --git a/RMuseum/Services/Implementation/PDFLibraryService.cs b/RMuseum/Services/Implementation/PDFLibraryService.cs
index 9c7ae294..cc3db26a 100644
--- a/RMuseum/Services/Implementation/PDFLibraryService.cs
+++ b/RMuseum/Services/Implementation/PDFLibraryService.cs
@@ -51,6 +51,25 @@ namespace RMuseum.Services.Implementation
             }
         }
 
+        /// <summary>
+        /// get all pdfbooks (including CoverImage info but not pages or tagibutes info)
+        /// </summary>
+        /// <param name="paging"></param>
+        /// <param name="statusArray"></param>
+        /// <returns></returns>
+        public async Task<RServiceResult<(PaginationMetadata PagingMeta, PDFBook[] Books)>> GetAllPDFBooks(PagingParameterModel paging, PublishStatus[] statusArray)
+        {
+            var source =
+                 _context.PDFBooks.AsNoTracking()
+                 .Include(a => a.CoverImage)
+                 .Where(a => statusArray.Contains(a.Status))
+                .OrderByDescending(t => t.DateTime)
+                .AsQueryable();
+            (PaginationMetadata PagingMeta, PDFBook[] Books) paginatedResult =
+                await QueryablePaginator<PDFBook>.Paginate(source, paging);
+            return new RServiceResult<(PaginationMetadata PagingMeta, PDFBook[] Books)>(paginatedResult);
+        }
+
         /// <summary>
         /// start importing local pdf file
         /// </summary>