Convert Razor pages to Blazor

3 files changed, 206 insertions, 0 deletions

diff --git a/Services/ConfigService.cs b/Services/ConfigService.cs
new file mode 100644
index 0000000..6ba3936
--- /dev/null
+++ b/Services/ConfigService.cs
@@ -0,0 +1,81 @@
+namespace HyperBooru.Services;
+
+public interface IConfigService {
+    public string DataPath      { get; }
+    public string DbPath        { get; }
+    public string MediaBasePath { get; }
+
+    public string GetPath(Media media);
+    public string GetPath(Media media, int width, int height);
+}
+
+public class ConfigService : IConfigService {
+    private IConfiguration config;
+
+    private const string AppName = "HyperBooru";
+
+    public string DataPath {
+        get {
+            #if DEBUG
+            return "Data";
+            #else
+            string? path = config["DataPath"];
+            if(path is not null)
+                return path;
+
+            switch(Environment.OSVersion.Platform) {
+                case PlatformID.Win32NT:
+                    return Path.Join(
+                        Environment.GetFolderPath(Environment.SpecialFolder.CommonApplicationData),
+                        AppName);
+                case PlatformID.Unix:
+                    return $"/var/lib/{AppName.ToLower()}";
+                default:
+                    throw new NotImplementedException(
+                        $"Unknown Operating System: {Environment.OSVersion.Platform}");
+            }
+            #endif
+        }
+    }
+
+    public string DbPath =>
+        Path.Join(DataPath, $"{AppName}.db");
+
+    public string MediaBasePath =>
+        Path.Join(DataPath, "media");
+
+    public string ThumbnailBasePath =>
+        Path.Join(DataPath, "thumb");
+
+    public ConfigService(IConfiguration config) {
+        this.config = config;
+        InitDirectoryStructure();
+    }
+
+    public string GetPath(Media media) {
+        var fileInfo = new FileInfo(Path.Join(
+            MediaBasePath,
+            media.Guid.ToString().Substring(0, 2),
+            media.Guid.ToString().Substring(2, 2),
+            media.Guid.ToString()));
+
+        Directory.CreateDirectory(fileInfo.Directory.FullName);
+        return fileInfo.FullName;
+    }
+
+    public string GetPath(Media media, int width, int height) {
+        var fileInfo = new FileInfo(Path.Join(
+            ThumbnailBasePath,
+            media.Guid.ToString().Substring(0, 2),
+            media.Guid.ToString().Substring(2, 2),
+            $"{media.Guid.ToString()}-{width}-{height}"));
+
+        Directory.CreateDirectory(fileInfo.Directory.FullName);
+        return fileInfo.FullName;
+    }
+
+    private void InitDirectoryStructure() {
+        Directory.CreateDirectory(DataPath);
+        Directory.CreateDirectory(MediaBasePath);
+    }
+}
\ No newline at end of file
diff --git a/Services/MediaService.cs b/Services/MediaService.cs
new file mode 100644
index 0000000..be2657a
--- /dev/null
+++ b/Services/MediaService.cs
@@ -0,0 +1,28 @@
+using Microsoft.EntityFrameworkCore;
+
+namespace HyperBooru.Services;
+
+public interface IMediaService {
+    public void SetIngest(Media media, bool ingest);
+}
+
+public class MediaService : IMediaService {
+    private IDbContextFactory<HBContext> dbFactory;
+
+    public MediaService(IDbContextFactory<HBContext> dbFactory) =>
+        this.dbFactory = dbFactory;
+
+    public void SetIngest(Media media, bool ingest) {
+        using var db = dbFactory.CreateDbContext();
+        var ingestTag = db.TagDefinitions
+            .First(td => td.Source == TagSource.Internal && td.Name == "ingest");
+
+        if(ingest)
+            media.Tags.Add(new() { TagDefinition = ingestTag });
+        else
+            media.Tags.Remove(
+                media.Tags.First(t => t.TagDefinition.Guid == ingestTag.Guid));
+
+        db.SaveChanges();
+    }
+}
diff --git a/Services/TagService.cs b/Services/TagService.cs
new file mode 100644
index 0000000..e0dcf64
--- /dev/null
+++ b/Services/TagService.cs
@@ -0,0 +1,97 @@
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.EntityFrameworkCore;
+
+namespace HyperBooru.Services;
+
+public interface ITagService {
+    public void AddTag(HBObject obj, TagDefinition tagDef);
+    public void RemoveTag(HBObject obj, TagDefinition tagDef);
+    public void AddImplicitTag(TagDefinition tagDef, TagDefinition implicitTagDef);
+    public void RemoveImplicitTag(TagDefinition tagDef, TagDefinition implicitTagDef);
+    public void CreateTagDefinition(string name, string? @namespace);
+    public void DeleteTagDefinition(TagDefinition tagDef);
+}
+
+public class TagService : ITagService {
+    private IDbContextFactory<HBContext> dbFactory;
+
+    public TagService(IDbContextFactory<HBContext> dbFactory) =>
+        this.dbFactory = dbFactory;
+
+    public void AddTag(HBObject obj, TagDefinition tagDef) {
+        using var db = dbFactory.CreateDbContext();
+        db.Entry(obj).State = EntityState.Unchanged;
+
+        bool alreadyTagged = obj.Tags
+            .Select(t => t.TagDefinition.Guid)
+            .Contains(tagDef.Guid);
+
+        obj.Tags.Add(new() {
+            TagDefinition = tagDef,
+            Target        = obj
+        });
+
+        db.SaveChanges();
+    }
+
+    public void RemoveTag(Guid obj, Guid tagDef) {
+        using var db = dbFactory.CreateDbContext();
+
+        db.Objects.First(o => o.Guid == obj).Tags
+            .RemoveAll(t => t.TagDefinition.Guid == tagDef);
+
+        db.SaveChanges();
+    }
+
+    public void RemoveTag(HBObject obj, TagDefinition tagDef) =>
+        RemoveTag(obj.Guid, tagDef.Guid);
+
+    public void AddImplicitTag(TagDefinition tagDef, TagDefinition implicitTagDef) {
+        using var db = dbFactory.CreateDbContext();
+        db.Entry(tagDef).State = EntityState.Unchanged;
+
+        if(tagDef.ImplicitTags.Select(td => td.Guid).Contains(implicitTagDef.Guid))
+            throw new ArgumentException("Tag definition already contains implicit tag");
+
+        tagDef.ImplicitTags.Add(implicitTagDef);
+        db.SaveChanges();
+    }
+
+    public void RemoveImplicitTag(TagDefinition tagDef, TagDefinition implicitTagDef) {
+        using var db = dbFactory.CreateDbContext();
+        db.Entry(tagDef).State = EntityState.Unchanged;
+
+        if(!tagDef.ImplicitTags.Select(td => td.Guid).Contains(implicitTagDef.Guid))
+            throw new ArgumentException("Tag definition doesn't contain implicit tag");
+
+        tagDef.ImplicitTags.Remove(implicitTagDef);
+        db.SaveChanges();
+    }
+
+    public void CreateTagDefinition(string name, string? @namespace) {
+        using var db = dbFactory.CreateDbContext();
+
+        TagDefinition tagdef = new() {
+            Source    = TagSource.UserTag,
+            Namespace = @namespace,
+            Name      = name
+        };
+        if(!db.TagDefinitions.Contains(tagdef))
+            db.TagDefinitions.Add(tagdef);
+        db.SaveChanges();
+    }
+
+    public void DeleteTagDefinition(TagDefinition tagDef) {
+        using var db = dbFactory.CreateDbContext();
+        db.Entry(tagDef).State = EntityState.Unchanged;
+
+        using var transaction = db.Database.BeginTransaction();
+
+        db.Tags.RemoveRange(
+            db.Tags.Where(t => t.TagDefinition == tagDef));
+        db.TagDefinitions.Remove(tagDef);
+        db.SaveChanges();
+
+        transaction.Commit();
+    }
+}
\ No newline at end of file