Add meeting assistant speech and summary automation

2026-05-21 09:55:39 +02:00
parent 1e97d2b9ff
commit 48d98d9cbb
63 changed files with 5143 additions and 151 deletions
@@ -0,0 +1,116 @@
+using Microsoft.EntityFrameworkCore;
+
+namespace MeetingAssistant.Speakers;
+
+public sealed class SpeakerIdentity
+{
+    public int Id { get; set; }
+
+    public string? CanonicalName { get; set; }
+
+    public int TranscriptionCount { get; set; }
+
+    public DateTimeOffset CreatedAt { get; set; }
+
+    public DateTimeOffset UpdatedAt { get; set; }
+
+    public List<SpeakerCandidateName> CandidateNames { get; set; } = [];
+
+    public List<SpeakerAlias> Aliases { get; set; } = [];
+
+    public List<SpeakerSnippet> Snippets { get; set; } = [];
+
+    public string? GetDisplayName()
+    {
+        if (!string.IsNullOrWhiteSpace(CanonicalName))
+        {
+            return CanonicalName;
+        }
+
+        return Aliases
+            .Select(alias => alias.Name)
+            .Where(alias => !string.IsNullOrWhiteSpace(alias))
+            .Order(StringComparer.OrdinalIgnoreCase)
+            .FirstOrDefault();
+    }
+}
+
+public sealed class SpeakerCandidateName
+{
+    public int Id { get; set; }
+
+    public int SpeakerIdentityId { get; set; }
+
+    public SpeakerIdentity? SpeakerIdentity { get; set; }
+
+    public string Name { get; set; } = "";
+}
+
+public sealed class SpeakerSnippet
+{
+    public int Id { get; set; }
+
+    public int SpeakerIdentityId { get; set; }
+
+    public SpeakerIdentity? SpeakerIdentity { get; set; }
+
+    public byte[] WavBytes { get; set; } = [];
+
+    public DateTimeOffset CreatedAt { get; set; }
+}
+
+public sealed class SpeakerAlias
+{
+    public int Id { get; set; }
+
+    public int SpeakerIdentityId { get; set; }
+
+    public SpeakerIdentity? SpeakerIdentity { get; set; }
+
+    public string Name { get; set; } = "";
+}
+
+public sealed class SpeakerIdentityDbContext : DbContext
+{
+    public SpeakerIdentityDbContext(DbContextOptions<SpeakerIdentityDbContext> options)
+        : base(options)
+    {
+    }
+
+    public DbSet<SpeakerIdentity> SpeakerIdentities => Set<SpeakerIdentity>();
+
+    public DbSet<SpeakerCandidateName> SpeakerCandidateNames => Set<SpeakerCandidateName>();
+
+    public DbSet<SpeakerAlias> SpeakerAliases => Set<SpeakerAlias>();
+
+    public DbSet<SpeakerSnippet> SpeakerSnippets => Set<SpeakerSnippet>();
+
+    protected override void OnModelCreating(ModelBuilder modelBuilder)
+    {
+        modelBuilder.Entity<SpeakerIdentity>(entity =>
+        {
+            entity.HasMany(identity => identity.CandidateNames)
+                .WithOne(candidate => candidate.SpeakerIdentity)
+                .HasForeignKey(candidate => candidate.SpeakerIdentityId)
+                .OnDelete(DeleteBehavior.Cascade);
+
+            entity.HasMany(identity => identity.Aliases)
+                .WithOne(alias => alias.SpeakerIdentity)
+                .HasForeignKey(alias => alias.SpeakerIdentityId)
+                .OnDelete(DeleteBehavior.Cascade);
+
+            entity.HasMany(identity => identity.Snippets)
+                .WithOne(snippet => snippet.SpeakerIdentity)
+                .HasForeignKey(snippet => snippet.SpeakerIdentityId)
+                .OnDelete(DeleteBehavior.Cascade);
+        });
+
+        modelBuilder.Entity<SpeakerCandidateName>()
+            .HasIndex(candidate => new { candidate.SpeakerIdentityId, candidate.Name })
+            .IsUnique();
+
+        modelBuilder.Entity<SpeakerAlias>()
+            .HasIndex(alias => new { alias.SpeakerIdentityId, alias.Name })
+            .IsUnique();
+    }
+}