구현: W2 도메인·인프라·서비스 레이어

Domain 레이어: - Enums: InquiryStatus (New/Contacted/Contracted/Closed) - Enums: ServiceType (기장/종소세/부가세/양도세/증여상속/기타) - Entities: Category, BlogPost, Inquiry, AdminUser (DB 매핑) - Interfaces: IBlogPostRepository, ICategoryRepository, IInquiryRepository, IDbConnectionFactory Infrastructure 레이어: - DbConnectionFactory: PostgreSQL 연결 팩토리 (Npgsql) - BlogPostRepository: GetBySlug, GetPublishedPaged, Create, Update, Delete, IncrementViewCount - CategoryRepository: GetAll, GetBySlug - InquiryRepository: Create, GetPaged, UpdateStatus - NuGet 의존성: Dapper 2.1.15, Npgsql 8.0.1, Configuration, DependencyInjection - DependencyInjection: AddInfrastructure() 확장 메서드 기술 결정: - Dapper로 SQL 완전 제어 - PostgreSQL 다중 쿼리 (QueryMultiple) 페이징 최적화 - 한국어 파라미터 처리 (::int, ::text 타입 명시) Co-Authored-By: Claude <noreply@anthropic.com>
2026-06-26 15:06:22 +09:00
parent 303ba49292
commit d5918c562c
17 changed files with 363 additions and 0 deletions
@@ -0,0 +1,109 @@
+namespace TaxBaik.Infrastructure.Repositories;
+
+using Dapper;
+using TaxBaik.Domain.Entities;
+using TaxBaik.Domain.Interfaces;
+
+public class BlogPostRepository(IDbConnectionFactory connectionFactory) : BaseRepository(connectionFactory), IBlogPostRepository
+{
+    public async Task<BlogPost?> GetByIdAsync(int id, CancellationToken cancellationToken = default)
+    {
+        using var conn = Conn();
+        return await conn.QueryFirstOrDefaultAsync<BlogPost>(
+            @"SELECT bp.id, bp.title, bp.content, bp.slug, bp.category_id, bp.tags, bp.author_id,
+                     bp.published_at, bp.view_count, bp.seo_title, bp.seo_description, bp.thumbnail_url,
+                     bp.is_published, bp.created_at, bp.updated_at, c.name AS category_name
+              FROM blog_posts bp
+              LEFT JOIN categories c ON bp.category_id = c.id
+              WHERE bp.id = @Id",
+            new { Id = id });
+    }
+
+    public async Task<BlogPost?> GetBySlugAsync(string slug, CancellationToken cancellationToken = default)
+    {
+        using var conn = Conn();
+        return await conn.QueryFirstOrDefaultAsync<BlogPost>(
+            @"SELECT bp.id, bp.title, bp.content, bp.slug, bp.category_id, bp.tags, bp.author_id,
+                     bp.published_at, bp.view_count, bp.seo_title, bp.seo_description, bp.thumbnail_url,
+                     bp.is_published, bp.created_at, bp.updated_at, c.name AS category_name
+              FROM blog_posts bp
+              LEFT JOIN categories c ON bp.category_id = c.id
+              WHERE bp.slug = @Slug AND bp.is_published = TRUE",
+            new { Slug = slug });
+    }
+
+    public async Task<(IEnumerable<BlogPost> Items, int Total)> GetPublishedPagedAsync(
+        int page, int pageSize, int? categoryId = null, CancellationToken cancellationToken = default)
+    {
+        using var conn = Conn();
+        var offset = (page - 1) * pageSize;
+
+        using var reader = await conn.QueryMultipleAsync(
+            @"SELECT bp.id, bp.title, bp.content, bp.slug, bp.category_id, bp.tags, bp.author_id,
+                     bp.published_at, bp.view_count, bp.seo_title, bp.seo_description, bp.thumbnail_url,
+                     bp.is_published, bp.created_at, bp.updated_at, c.name AS category_name
+              FROM blog_posts bp
+              LEFT JOIN categories c ON bp.category_id = c.id
+              WHERE bp.is_published = TRUE AND (@CategoryId::int IS NULL OR bp.category_id = @CategoryId)
+              ORDER BY bp.published_at DESC
+              LIMIT @PageSize OFFSET @Offset;
+
+              SELECT COUNT(*) FROM blog_posts
+              WHERE is_published = TRUE AND (@CategoryId::int IS NULL OR category_id = @CategoryId);",
+            new { CategoryId = categoryId, PageSize = pageSize, Offset = offset });
+
+        var items = (await reader.ReadAsync<BlogPost>()).ToList();
+        var total = await reader.ReadFirstAsync<int>();
+
+        return (items, total);
+    }
+
+    public async Task<IEnumerable<BlogPost>> GetAllForAdminAsync(CancellationToken cancellationToken = default)
+    {
+        using var conn = Conn();
+        return await conn.QueryAsync<BlogPost>(
+            @"SELECT bp.id, bp.title, bp.content, bp.slug, bp.category_id, bp.tags, bp.author_id,
+                     bp.published_at, bp.view_count, bp.seo_title, bp.seo_description, bp.thumbnail_url,
+                     bp.is_published, bp.created_at, bp.updated_at, c.name AS category_name
+              FROM blog_posts bp
+              LEFT JOIN categories c ON bp.category_id = c.id
+              ORDER BY bp.created_at DESC");
+    }
+
+    public async Task<int> CreateAsync(BlogPost post, CancellationToken cancellationToken = default)
+    {
+        using var conn = Conn();
+        return await conn.QueryFirstAsync<int>(
+            @"INSERT INTO blog_posts (title, content, slug, category_id, tags, author_id, published_at,
+                                      seo_title, seo_description, thumbnail_url, is_published, created_at, updated_at)
+              VALUES (@Title, @Content, @Slug, @CategoryId, @Tags, @AuthorId, @PublishedAt,
+                      @SeoTitle, @SeoDescription, @ThumbnailUrl, @IsPublished, NOW(), NOW())
+              RETURNING id",
+            post);
+    }
+
+    public async Task UpdateAsync(BlogPost post, CancellationToken cancellationToken = default)
+    {
+        using var conn = Conn();
+        await conn.ExecuteAsync(
+            @"UPDATE blog_posts
+              SET title = @Title, content = @Content, slug = @Slug, category_id = @CategoryId,
+                  tags = @Tags, author_id = @AuthorId, published_at = @PublishedAt,
+                  seo_title = @SeoTitle, seo_description = @SeoDescription,
+                  thumbnail_url = @ThumbnailUrl, is_published = @IsPublished, updated_at = NOW()
+              WHERE id = @Id",
+            post);
+    }
+
+    public async Task DeleteAsync(int id, CancellationToken cancellationToken = default)
+    {
+        using var conn = Conn();
+        await conn.ExecuteAsync("DELETE FROM blog_posts WHERE id = @Id", new { Id = id });
+    }
+
+    public async Task IncrementViewCountAsync(int id, CancellationToken cancellationToken = default)
+    {
+        using var conn = Conn();
+        await conn.ExecuteAsync("UPDATE blog_posts SET view_count = view_count + 1 WHERE id = @Id", new { Id = id });
+    }
+}