feat: 流派 / 版本分类查看和修改

Author: Applesaber

ChuChartManager/Controllers/GenreController.cs

@@ -0,0 +1,119 @@
+using ChuChartManager.Models;
+using Microsoft.AspNetCore.Mvc;
+
+namespace ChuChartManager.Controllers;
+
+[ApiController]
+[Route("api/[controller]/[action]")]
+public class GenreController : ControllerBase
+{
+    public record GenreItem(int Id, string Name, string AssetDir, int ColorR, int ColorG, int ColorB, bool IsCustom);
+    public record AddGenreRequest(int Id, string AssetDir, string Name = "New Genre", int ColorR = 110, int ColorG = 217, int ColorB = 67);
+    public record EditGenreRequest(string Name, int ColorR, int ColorG, int ColorB);
+
+    [HttpGet]
+    public ActionResult<List<GenreItem>> GetAllGenres()
+    {
+        var gamePath = StaticSettings.GamePath;
+        if (string.IsNullOrEmpty(gamePath)) return Ok(new List<GenreItem>());
+        return Ok(BuildGenreItems(gamePath, StaticSettings.Scanner));
+    }
+
+    [HttpPost]
+    public ActionResult AddGenre([FromBody] AddGenreRequest req)
+    {
+        var gamePath = StaticSettings.GamePath;
+        if (string.IsNullOrEmpty(gamePath)) return BadRequest("GamePath not set");
+        if (string.IsNullOrWhiteSpace(req.AssetDir)) return BadRequest("Opt 不能为空");
+        if (req.AssetDir == "A000") return BadRequest("不能在 A000 创建自定义流派");
+
+        var existing = BuildGenreItems(gamePath, StaticSettings.Scanner);
+        var sort = GenreSortXml.LoadOrCreate(gamePath, req.AssetDir);
+        if (existing.Any(g => g.Id == req.Id) && sort.Contains(req.Id)) return BadRequest($"ID {req.Id} 已存在");
+
+        sort.Add(req.Id, req.Name);
+        sort.Save();
+        return Ok();
+    }
+
+    [HttpPost("{id:int}")]
+    public ActionResult EditGenre(int id, [FromBody] EditGenreRequest req)
+    {
+        var gamePath = StaticSettings.GamePath;
+        if (string.IsNullOrEmpty(gamePath)) return BadRequest("GamePath not set");
+
+        var edited = false;
+        foreach (var sort in GenreSortXml.ScanAll(gamePath).Where(s => s.Contains(id)))
+        {
+            sort.SetName(id, req.Name);
+            sort.Save();
+            edited = true;
+        }
+
+        foreach (var music in EnumerateMusics(StaticSettings.Scanner))
+        {
+            if (music.GenreId != id) continue;
+            var root = music.XmlDoc.SelectSingleNode("/MusicData");
+            var genreStrNode = root?.SelectSingleNode("genreNames/list/StringID/str");
+            if (genreStrNode == null) continue;
+            genreStrNode.InnerText = req.Name;
+            music.Genres = [req.Name];
+            music.Save();
+
+            var sort = GenreSortXml.LoadOrCreate(gamePath, music.AssetDir);
+            sort.Add(id, req.Name);
+            sort.Save();
+            edited = true;
+        }
+
+        return edited ? Ok() : NotFound();
+    }
+
+    [HttpDelete("{id:int}")]
+    public ActionResult DeleteGenre(int id)
+    {
+        var gamePath = StaticSettings.GamePath;
+        if (string.IsNullOrEmpty(gamePath)) return BadRequest("GamePath not set");
+
+        var deleted = false;
+        foreach (var sort in GenreSortXml.ScanAll(gamePath).Where(s => s.Contains(id)))
+        {
+            sort.Remove(id);
+            sort.Save();
+            deleted = true;
+        }
+
+        return deleted ? Ok() : NotFound();
+    }
+
+    private static List<GenreItem> BuildGenreItems(string gamePath, MusicScanner? scanner)
+    {
+        var map = new Dictionary<int, GenreItem>();
+        foreach (var music in EnumerateMusics(scanner))
+        {
+            if (music.GenreId < 0 || map.ContainsKey(music.GenreId)) continue;
+            var name = music.Genres.Count > 0 ? music.Genres[0] : "";
+            if (!string.IsNullOrEmpty(name))
+                map[music.GenreId] = new GenreItem(music.GenreId, name, music.AssetDir, 110, 217, 67, music.AssetDir != "A000");
+        }
+
+        foreach (var sort in GenreSortXml.ScanAll(gamePath))
+        {
+            foreach (var (id, name) in sort.Entries)
+            {
+                if (map.ContainsKey(id)) continue;
+                map[id] = new GenreItem(id, string.IsNullOrWhiteSpace(name) ? $"Genre {id}" : name, sort.AssetDir, 110, 217, 67, sort.AssetDir != "A000");
+            }
+        }
+
+        return map.Values.OrderBy(g => g.IsCustom).ThenBy(g => g.Id).ToList();
+    }
+
+    private static IEnumerable<MusicXml> EnumerateMusics(MusicScanner? scanner)
+    {
+        if (scanner == null) yield break;
+        foreach (var (_, musics) in scanner.MusicBySource)
+        foreach (var music in musics)
+            yield return music;
+    }
+}