From 1716cf45d0e4e41c7833105dab10542f5ed5dcf1 Mon Sep 17 00:00:00 2001
From: Mica White <botahamec@outlook.com>
Date: Sun, 8 Feb 2026 10:10:24 -0500
Subject: Initial commit

---
 lib/index_file.dart | 119 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 119 insertions(+)
 create mode 100644 lib/index_file.dart

(limited to 'lib/index_file.dart')

diff --git a/lib/index_file.dart b/lib/index_file.dart
new file mode 100644
index 0000000..9b434ed
--- /dev/null
+++ b/lib/index_file.dart
@@ -0,0 +1,119 @@
+import 'dart:convert';
+
+import 'package:archive/archive.dart';
+import 'package:flutter/material.dart';
+import 'package:image/image.dart';
+
+enum ProjectType { video, image, sound }
+
+extension PTExt on ProjectType {
+  IconData icon() {
+    switch (this) {
+      case ProjectType.video:
+        return Icons.video_file;
+      case ProjectType.image:
+        return Icons.image;
+      case ProjectType.sound:
+        return Icons.audio_file;
+    }
+  }
+
+  String normalString() {
+    switch (this) {
+      case ProjectType.video:
+        return 'Video';
+      case ProjectType.image:
+        return 'Image';
+      case ProjectType.sound:
+        return 'Sound';
+    }
+  }
+
+  static ProjectType parse(String type) {
+    switch (type) {
+      case 'Video':
+        return ProjectType.video;
+      case 'Image':
+        return ProjectType.image;
+      case 'Sound':
+        return ProjectType.sound;
+      default:
+        throw ArgumentError.value(type);
+    }
+  }
+}
+
+class ProjectMetadata {
+  final String title;
+  final ProjectType type;
+  final DateTime lastModified;
+  final String? location;
+
+  const ProjectMetadata({
+    this.title = 'My New Project',
+    required this.type,
+    required this.lastModified,
+    this.location,
+  });
+}
+
+class ProjectIndex {
+  final Archive archive;
+  final List<ProjectMetadata> projects;
+
+  const ProjectIndex({
+    required this.archive,
+    required this.projects,
+  });
+
+  factory ProjectIndex.blank() {
+    final archive = Archive();
+    final indexFile = ArchiveFile.string('index.json', '[]');
+    archive.addFile(indexFile);
+
+    return ProjectIndex(archive: archive, projects: [
+      ProjectMetadata(
+        title: 'My first project',
+        type: ProjectType.video,
+        lastModified: DateTime.utc(2025),
+      ),
+      ProjectMetadata(
+        title: 'Project #2',
+        type: ProjectType.image,
+        lastModified: DateTime.utc(2024, DateTime.december),
+      ),
+    ]);
+  }
+
+  factory ProjectIndex.load(String path) {
+    final file = InputFileStream(path);
+    final archive = ZipDecoder().decodeStream(file);
+
+    var projects = <ProjectMetadata>[];
+    final index = archive.findFile('index.json')!;
+    List<Map<String, String>> json = jsonDecode(index.getContent().toString());
+    for (final entry in json) {
+      projects.add(ProjectMetadata(
+        title: entry['title']!,
+        type: PTExt.parse(entry['type']!),
+        location: entry['location'],
+        lastModified: DateTime.parse(entry['lastModified']!),
+      ));
+    }
+    projects.sort((a, b) => b.lastModified.compareTo(a.lastModified));
+
+    return ProjectIndex(
+      archive: archive,
+      projects: projects,
+    );
+  }
+
+  getImage(String title) {
+    final file = archive.find("$title.jpg");
+    if (file == null) {
+      return null;
+    }
+
+    return JpegDecoder().decode(file.content)?.getBytes();
+  }
+}
-- 
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