add initial file scan and rescanning algorithms to hash all penumbra files

MareSynchronos/FileCacheDB/FileCacheContext.cs

@@ -0,0 +1,47 @@
+using System;
+using System.IO;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Metadata;
+
+#nullable disable
+
+namespace MareSynchronos.FileCacheDB
+{
+    public partial class FileCacheContext : DbContext
+    {
+        public FileCacheContext()
+        {
+            Database.EnsureCreated();
+        }
+
+        public FileCacheContext(DbContextOptions<FileCacheContext> options)
+            : base(options)
+        {
+        }
+
+        public virtual DbSet<FileCache> FileCaches { get; set; }
+
+        protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
+        {
+            if (!optionsBuilder.IsConfigured)
+            {
+                string dbPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), "XIVLauncher", "pluginConfigs", "FileCacheDebug.db");
+                optionsBuilder.UseSqlite("Data Source=" + dbPath);
+            }
+        }
+
+        protected override void OnModelCreating(ModelBuilder modelBuilder)
+        {
+            modelBuilder.Entity<FileCache>(entity =>
+            {
+                entity.HasKey(e => new { e.Hash, e.Filepath });
+
+                entity.ToTable("FileCache");
+            });
+
+            OnModelCreatingPartial(modelBuilder);
+        }
+
+        partial void OnModelCreatingPartial(ModelBuilder modelBuilder);
+    }
+}