From 0f1cf55e7c44a5cac73d50ee7974aadcdcb13778 Mon Sep 17 00:00:00 2001
From: taminororo <169162271+taminororo@users.noreply.github.com>
Date: Fri, 27 Feb 2026 18:30:08 +0900
Subject: [PATCH 1/3] =?UTF-8?q?[feat]=20Google=20=E3=83=89=E3=82=AD?=
 =?UTF-8?q?=E3=83=A5=E3=83=A1=E3=83=B3=E3=83=88=E3=81=AE=E3=83=97=E3=83=AC?=
 =?UTF-8?q?=E3=83=93=E3=83=A5=E3=83=BC=E6=A9=9F=E8=83=BD=E3=82=92=E8=BF=BD?=
 =?UTF-8?q?=E5=8A=A0?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../src/pages/prototypes/manual-preview.tsx   | 133 ++++++++++++++++++
 1 file changed, 133 insertions(+)
 create mode 100644 admin/next-project/seeft-admin/src/pages/prototypes/manual-preview.tsx

diff --git a/admin/next-project/seeft-admin/src/pages/prototypes/manual-preview.tsx b/admin/next-project/seeft-admin/src/pages/prototypes/manual-preview.tsx
new file mode 100644
index 00000000..f25a7c56
--- /dev/null
+++ b/admin/next-project/seeft-admin/src/pages/prototypes/manual-preview.tsx
@@ -0,0 +1,133 @@
+import React, { useState } from "react";
+
+// 入力された Google ドキュメントの URL を iframe 用の /preview URL に変換する
+// （/export?format=pdf は Content-Disposition: attachment でダウンロードになるため、表示には /preview を使う）
+const toEmbedPreviewUrl = (originalUrl: string): string | null => {
+  const trimmed = originalUrl.trim();
+  if (!trimmed) return null;
+
+  try {
+    const url = new URL(trimmed);
+
+    if (url.hostname.includes("docs.google.com")) {
+      // パスからドキュメントID部分だけ残し、/preview に統一（iframe 内でその場表示される）
+      const match = url.pathname.match(/\/document\/d\/([^/]+)/);
+      if (match) {
+        return `https://docs.google.com/document/d/${match[1]}/preview`;
+      }
+    }
+
+    return trimmed;
+  } catch {
+    return null;
+  }
+};
+
+const ManualPreviewPrototype: React.FC = () => {
+  const [inputUrl, setInputUrl] = useState("");
+  const [previewUrl, setPreviewUrl] = useState<string | null>(null);
+  const [isOpen, setIsOpen] = useState(false);
+  const [error, setError] = useState<string | null>(null);
+
+  const handlePreview = () => {
+    const converted = toEmbedPreviewUrl(inputUrl);
+    if (!converted) {
+      setError("有効な URL を入力してください。");
+      setPreviewUrl(null);
+      setIsOpen(false);
+      return;
+    }
+
+    setError(null);
+    setPreviewUrl(converted);
+    setIsOpen(true);
+  };
+
+  return (
+    <main style={{ maxWidth: 960, margin: "40px auto", padding: "0 16px" }}>
+      <h1 style={{ fontSize: 24, fontWeight: 600, marginBottom: 16 }}>
+        Google ドキュメント プレビュー（プロトタイプ）
+      </h1>
+
+      <p style={{ marginBottom: 12, fontSize: 14, color: "#444" }}>
+        共有リンク（edit や view の URL）を入力すると、
+        /preview に書き換えて iframe 内にその場で表示します（ダウンロードされません）。
+        既存機能とは独立したサンプルページです。
+      </p>
+
+      <div style={{ marginBottom: 16 }}>
+        <label style={{ display: "block", fontSize: 14, marginBottom: 4 }}>
+          Google ドキュメントの URL
+        </label>
+        <input
+          type="text"
+          value={inputUrl}
+          onChange={(e) => setInputUrl(e.target.value)}
+          placeholder="https://docs.google.com/document/d/..."
+          style={{
+            width: "100%",
+            padding: "8px 12px",
+            borderRadius: 4,
+            border: "1px solid #ccc",
+            fontSize: 14,
+          }}
+        />
+      </div>
+
+      <button
+        type="button"
+        onClick={handlePreview}
+        style={{
+          padding: "6px 16px",
+          borderRadius: 4,
+          border: "none",
+          backgroundColor: "#2563eb",
+          color: "#fff",
+          fontSize: 14,
+          cursor: "pointer",
+        }}
+      >
+        プレビューを開く
+      </button>
+
+      {error && (
+        <p style={{ marginTop: 12, color: "#b91c1c", fontSize: 14 }}>{error}</p>
+      )}
+
+      {previewUrl && (
+        <section style={{ marginTop: 24 }}>
+          <button
+            type="button"
+            onClick={() => setIsOpen((prev) => !prev)}
+            style={{
+              padding: "4px 12px",
+              borderRadius: 4,
+              border: "1px solid #ccc",
+              backgroundColor: "#f3f4f6",
+              fontSize: 13,
+              cursor: "pointer",
+            }}
+          >
+            {isOpen ? "プレビューを閉じる" : "プレビューを表示"}
+          </button>
+
+          {isOpen && (
+            <div style={{ marginTop: 16 }}>
+              <iframe
+                src={previewUrl}
+                style={{
+                  width: "100%",
+                  height: "600px",
+                  border: "1px solid #e5e7eb",
+                }}
+              />
+            </div>
+          )}
+        </section>
+      )}
+    </main>
+  );
+};
+
+export default ManualPreviewPrototype;
+

From 3080d9c3532c6473d44d8285c6cc9e79ab59bc54 Mon Sep 17 00:00:00 2001
From: taminororo <169162271+taminororo@users.noreply.github.com>
Date: Tue, 24 Mar 2026 19:25:07 +0900
Subject: [PATCH 2/3] =?UTF-8?q?feat:=20URL=E3=82=92=E5=9F=8B=E3=82=81?=
 =?UTF-8?q?=E8=BE=BC=E3=81=BF=E7=94=A8=E3=81=AB=E5=A4=89=E6=8F=9B?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 mobile/lib/widgets/manual_viewer.dart | 66 +++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 mobile/lib/widgets/manual_viewer.dart

diff --git a/mobile/lib/widgets/manual_viewer.dart b/mobile/lib/widgets/manual_viewer.dart
new file mode 100644
index 00000000..90f99b01
--- /dev/null
+++ b/mobile/lib/widgets/manual_viewer.dart
@@ -0,0 +1,66 @@
+// ignore: avoid_web_libraries_in_flutter
+import 'dart:html' as html;
+import 'dart:ui_web' as ui;
+import 'package:flutter/material.dart';
+import 'package:seeft_mobile/theme/tokens.dart';
+
+// Google Docs / Google Slides の URL を埋め込み用に変換する
+String _toEmbeddableUrl(String url) {
+  final uri = Uri.tryParse(url);
+  if (uri == null) return url;
+
+  // Google Docs / Slides / Sheets の /edit や /view を /preview に変換
+  if (uri.host == 'docs.google.com') {
+    final newPath = uri.path
+        .replaceFirst(RegExp(r'/edit$'), '/preview')
+        .replaceFirst(RegExp(r'/view$'), '/preview');
+    return uri.replace(path: newPath, queryParameters: {}).toString();
+  }
+
+  return url;
+}
+
+class ManualViewer extends StatefulWidget {
+  final String url;
+
+  const ManualViewer({super.key, required this.url});
+
+  @override
+  State<ManualViewer> createState() => _ManualViewerState();
+}
+
+class _ManualViewerState extends State<ManualViewer> {
+  late final String _viewId;
+
+  @override
+  void initState() {
+    super.initState();
+    // viewId はウィジェットごとにユニークにする
+    _viewId = 'manual-iframe-${widget.url.hashCode}';
+
+    ui.platformViewRegistry.registerViewFactory(_viewId, (int viewId) {
+      final embeddableUrl = _toEmbeddableUrl(widget.url);
+      return html.IFrameElement()
+        ..src = embeddableUrl
+        ..style.border = 'none'
+        ..style.width = '100%'
+        ..style.height = '100%'
+        ..allowFullscreen = true;
+    });
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return ClipRRect(
+      borderRadius: BorderRadius.circular(8.0),
+      child: Container(
+        height: 480,
+        decoration: BoxDecoration(
+          border: Border.all(color: AppColors.grayLight),
+          borderRadius: BorderRadius.circular(8.0),
+        ),
+        child: HtmlElementView(viewType: _viewId),
+      ),
+    );
+  }
+}

From e2b2e41adaa9937583b562fd9e7652416181ef9c Mon Sep 17 00:00:00 2001
From: taminororo <169162271+taminororo@users.noreply.github.com>
Date: Tue, 24 Mar 2026 19:25:35 +0900
Subject: [PATCH 3/3] =?UTF-8?q?feat:=20=E3=83=88=E3=82=B0=E3=83=AB?=
 =?UTF-8?q?=E3=81=AE=E4=B8=AD=E3=81=A7PDF=E3=82=92=E8=A1=A8=E7=A4=BA?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 mobile/lib/widgets/shift_card.dart | 79 +++++++++++++++++++++++++-----
 1 file changed, 66 insertions(+), 13 deletions(-)

diff --git a/mobile/lib/widgets/shift_card.dart b/mobile/lib/widgets/shift_card.dart
index 49c166fa..0640d4d8 100644
--- a/mobile/lib/widgets/shift_card.dart
+++ b/mobile/lib/widgets/shift_card.dart
@@ -1,4 +1,5 @@
 import 'package:seeft_mobile/configs/importer.dart';
+import 'package:seeft_mobile/widgets/manual_viewer.dart';
 import 'package:url_launcher/url_launcher.dart';
 
 // シフトカードのウィジェット
@@ -232,8 +233,8 @@ class ShiftCard extends StatelessWidget {
   }
   // マニュアルセクションのUIを生成するヘルパーメソッド
   Widget _buildManualSection({
-    required String title, 
-    String? url
+    required String title,
+    String? url,
   }) {
     return Padding(
       padding: const EdgeInsets.only(top: 8.0, bottom: 8.0),
@@ -247,24 +248,76 @@ class ShiftCard extends StatelessWidget {
               style: const TextStyle(
                 fontSize: AppFontSizes.xs,
                 color: AppColors.textBlack,
-                fontWeight: FontWeight.bold
+                fontWeight: FontWeight.bold,
               ),
             ),
             const SizedBox(height: 4.0),
-            GestureDetector(
-              onTap: () => url != null ? _launchManualUrl(url) : null,  // マニュアルが存在すればタップでマニュアルを開く
-              child: Text(
-                url ?? 'マニュアルがありません',
-                style: TextStyle(
+            if (url == null)
+              Text(
+                'マニュアルがありません',
+                style: const TextStyle(
                   fontSize: AppFontSizes.xs,
-                  color: url != null ? AppColors.link : AppColors.textBlack,
-                  height: 1.5 // 行間を調整
-                )
-              ),
-            )
+                  color: AppColors.textBlack,
+                  height: 1.5,
+                ),
+              )
+            else
+              _InlineManualExpansion(url: url),
           ],
         ),
       ),
     );
   }
 }
+
+// マニュアルをインラインで開閉するウィジェット
+class _InlineManualExpansion extends StatefulWidget {
+  final String url;
+  const _InlineManualExpansion({required this.url});
+
+  @override
+  State<_InlineManualExpansion> createState() => _InlineManualExpansionState();
+}
+
+class _InlineManualExpansionState extends State<_InlineManualExpansion> {
+  bool _isExpanded = false;
+
+  @override
+  Widget build(BuildContext context) {
+    return Column(
+      crossAxisAlignment: CrossAxisAlignment.start,
+      children: [
+        InkWell(
+          borderRadius: BorderRadius.circular(4.0),
+          onTap: () => setState(() => _isExpanded = !_isExpanded),
+          child: Padding(
+            padding: const EdgeInsets.symmetric(vertical: 4.0),
+            child: Row(
+              mainAxisSize: MainAxisSize.min,
+              children: [
+                Icon(
+                  _isExpanded ? Icons.expand_less : Icons.expand_more,
+                  size: 16,
+                  color: AppColors.link,
+                ),
+                const SizedBox(width: 4.0),
+                Text(
+                  _isExpanded ? 'マニュアルを閉じる' : 'マニュアルを見る',
+                  style: const TextStyle(
+                    fontSize: AppFontSizes.xs,
+                    color: AppColors.link,
+                    height: 1.5,
+                  ),
+                ),
+              ],
+            ),
+          ),
+        ),
+        if (_isExpanded) ...[
+          const SizedBox(height: 8.0),
+          ManualViewer(url: widget.url),
+        ],
+      ],
+    );
+  }
+}