#19 トップバーと新規作成ちょっとだけ

backend/app/controllers/posts_controller.rb

@@ -36,9 +36,6 @@ class PostsController < ApplicationController
 
   # POST /posts
   def create
-    logger.info ">>> thumbnail: #{params[:thumbnail]&.content_type}"
-logger.info ">>> filename: #{params[:thumbnail]&.original_filename}"
-
     return head :unauthorized unless current_user
     return head :forbidden unless ['admin', 'member'].include?(current_user.role)
 

backend/app/controllers/wiki_pages_controller.rb

@@ -1,6 +1,5 @@
 class WikiPagesController < ApplicationController
   def show
-    p params
     wiki_page = WikiPage.find_by(title: params[:title])
     if wiki_page
       render plain: wiki_page.markdown
@@ -9,15 +8,26 @@ class WikiPagesController < ApplicationController
     end
   end
 
+  def create
+    return head :unauthorized unless current_user
+
+    wiki_page = WikiPage.new(title: params[:title], tag_id: params[:tag_id], created_user: current_user, updated_user: current_user)
+    wiki_page.markdown = params[:markdown], user: current_user
+    if wiki_page.save
+      render json: wiki_page, status: :created
+    else
+      render json: { errors: wiki_page.errors.full_messages }, status: :unprocessable_entity
+    end
+  end
+
   def update
     return head :unauthorized unless current_user
 
-    title = params[:title]
+    wiki_page = WikiPage.find(params[:id])
-    wiki_page = WikiPage.find_by(title: title)
+    return head :not_found unless wiki_pages
-    unless wiki_page
+
-      wiki_page = WikiPage.new(title: title, created_user: current_user, updated_user: current_user)
+    wiki_page.updated_user = current_user
-    end
+    wiki_page.markdown = params[:markdown], user: current_user
-    wiki_page.markdown = params[:markdown]
     wiki_page.save!
     head :ok
   end

backend/app/models/wiki_page.rb

@@ -2,33 +2,36 @@ require 'gollum-lib'
 
 
 class WikiPage < ApplicationRecord
-  WIKI_PATH = Rails.root.join('wiki').to_s
-
   belongs_to :tag, optional: true
   belongs_to :created_user, class_name: 'User', foreign_key: 'created_user_id'
   belongs_to :updated_user, class_name: 'User', foreign_key: 'updated_user_id'
 
   validates :title, presence: true, length: { maximum: 255 }, uniqueness: true
 
-  def markdown
+  def body
-    wiki = Gollum::Wiki.new(WIKI_PATH)
+    page = wiki.page("#{ id }.md")
-    page = wiki.page(title)
     page&.raw_data
   end
 
-  def markdown= content
+  def body= content, user:
-    wiki = Gollum::Wiki.new(WIKI_PATH)
+    page = wiki.page("#{ id }.md")
-
-    page = wiki.page(title)
 
     commit_info = { message:  "Update #{ title }",
-                    name:     current_user.id,
+                    name:     user.id,
                     email:    'dummy@example.com' }
 
     if page
       page.update(content, commit: commit_info)
     else
-      wiki.write_page(title, :markdown, content, commit_info)
+      wiki.write_page("#{ id }.md", :markdown, content, commit_info)
     end
   end
+
+  private
+
+  WIKI_PATH = Rails.root.join('wiki').to_s
+
+  def wiki
+    @wiki ||= Gollum::Wiki.new(WIKI_PATH)
+  end
 end

backend/config/routes.rb

@@ -20,8 +20,9 @@ Rails.application.routes.draw do
   delete 'posts/:id/viewed', to: 'posts#unviewed'
   get 'preview/title', to: 'preview#title'
   get 'preview/thumbnail', to: 'preview#thumbnail'
-  get 'wiki/*title', to: 'wiki_pages#show', format: false
+  get 'wiki/:title', to: 'wiki_pages#show'
-  post 'wiki/*title', to: 'wiki_pages#save', format: false
+  post 'wiki', to: 'wiki_pages#create'
+  put 'wiki/:id', to: 'wiki_pages#update'
 
   # Define your application routes per the DSL in https://guides.rubyonrails.org/routing.html
 

frontend/src/App.tsx

@@ -1,14 +1,16 @@
 import React, { useEffect, useState } from 'react'
 import { BrowserRouter as Router, Route, Routes, Navigate } from 'react-router-dom'
-import HomePage from './pages/HomePage'
+import HomePage from '@/pages/HomePage'
-import TagPage from './pages/TagPage'
+import TagPage from '@/pages/TagPage'
-import TopNav from './components/TopNav'
+import TopNav from '@/components/TopNav'
-import TagSidebar from './components/TagSidebar'
+import TagSidebar from '@/components/TagSidebar'
-import PostPage from './pages/PostPage'
+import PostPage from '@/pages/PostPage'
-import PostNewPage from './pages/PostNewPage'
+import PostNewPage from '@/pages/PostNewPage'
-import PostDetailPage from './pages/PostDetailPage'
+import PostDetailPage from '@/pages/PostDetailPage'
-import WikiShowPage from './pages/WikiShowPage'
+import WikiPage from '@/pages/WikiPage'
-import { API_BASE_URL } from './config'
+import WikiNewPage from '@/pages/WikiNewPage'
+import WikiDetailPage from '@/pages/WikiDetailPage'
+import { API_BASE_URL } from '@/config'
 import axios from 'axios'
 import { Toaster } from '@/components/ui/toaster'
 import { camelizeKeys } from 'humps'
@@ -81,7 +83,10 @@ const App = () => {
                   <Route path="/posts/new" element={<PostNewPage />} />
                   <Route path="/posts/:id" element={<PostDetailPage posts={posts} setPosts={setPosts} />} />
                   <Route path="/tags/:tag" element={<TagPage />} />
-                  <Route path="/wiki/:name" element={<WikiShowPage />} />
+                  <Route path="/wiki" element={<WikiPage />} />
+                  <Route path="/wiki/:name" element={<WikiDetailPage />} />
+                  <Route path="/wiki/new" element={<WikiNewPage />} />
+                  {/* <Route path="/wiki/:id/edit" element={<WikiEditPage />} /> */}
                 </Routes>
               </main>
             </div>

frontend/src/components/TopNav.tsx

@@ -1,5 +1,5 @@
-import React, { useState, useEffect } from "react"
+import React, { useState, useEffect } from 'react'
-import { Link, useLocation } from 'react-router-dom'
+import { Link, useLocation, useParams } from 'react-router-dom'
 import SettingsDialogue from './SettingsDialogue'
 import { Button } from './ui/button'
 import clsx from 'clsx'
@@ -25,9 +25,12 @@ const TopNav: React.FC = ({ user, setUser }: Props) => {
   const [settingsVisible, setSettingsVisible] = useState (false)
   const [selectedMenu, setSelectedMenu] = useState<Menu> (Menu.None)
 
-  const MyLink = ({ to, title, menu }: { to: string; title: string; menu?: Menu }) => (
+  const MyLink = ({ to, title, menu, base }: { to:    string
+                                               title: string
+                                               menu?: Menu
+                                               base?: string }) => (
       <Link to={to} className={clsx ('hover:text-orange-500 h-full flex items-center',
-                                     (location.pathname.startsWith (to)
+                                     (location.pathname.startsWith (base ?? to)
                                       ? 'bg-gray-700 px-4 font-bold'
                                       : 'px-2'))}>
         {title}
@@ -50,11 +53,11 @@ const TopNav: React.FC = ({ user, setUser }: Props) => {
       <>
         <nav className="bg-gray-800 text-white px-3 flex justify-between items-center w-full min-h-[48px]">
           <div className="flex items-center gap-2 h-full">
-            <Link to="/posts" className="mr-4 text-xl font-bold text-orange-500">ぼざクリ タグ広場</Link>
+            <Link to="/posts" className="mx-4 text-xl font-bold text-orange-500">ぼざクリ タグ広場</Link>
             <MyLink to="/posts" title="広場" />
             <MyLink to="/deerjikists" title="ニジラー" />
             <MyLink to="/tags" title="タグ" />
-            <MyLink to="/wiki" title="Wiki" />
+            <MyLink to="/wiki/ヘルプ:ホーム" base="/wiki" title="Wiki" />
           </div>
           <div className="ml-auto pr-4">
             <Button onClick={() => setSettingsVisible (true)}>{user?.name || '名もなきニジラー'}</Button>
@@ -66,14 +69,33 @@ const TopNav: React.FC = ({ user, setUser }: Props) => {
         </nav>
         {(() => {
           const className = 'bg-gray-700 text-white px-3 flex items-center w-full min-h-[40px]'
-          const subClass = 'hover:text-orange-500 h-full flex items-center px-4'
+          const subClass = 'hover:text-orange-500 h-full flex items-center px-3'
+          const inputBox = 'flex items-center px-3 mx-2'
+          const Separator = () => <span className="flex items-center px-2">|</span>
           switch (selectedMenu)
           {
           case Menu.Post:
             return (
                 <div className={className}>
                   <Link to="/posts" className={subClass}>一覧</Link>
-                  <Link to="/posts/new" className={subClass}>投稿</Link>
+                  <Link to="/posts/new" className={subClass}>投稿追加</Link>
+                </div>)
+          case Menu.Wiki:
+            return (
+                <div className={className}>
+                  <input className={inputBox}
+                         placeholder="Wiki 検索" />
+                  <Link to="/wiki" className={subClass}>検索</Link>
+                  <Link to="/wiki/new" className={subClass}>新規</Link>
+                  <Link to="/wiki/changes" className={subClass}>全体履歴</Link>
+                  <Link to="/wiki/ヘルプ:Wiki" className={subClass}>ヘルプ</Link>
+                  {/^\/wiki\/(?!new|changes)[^\/]+/.test (location.pathname) &&
+                      <>
+                        <Separator />
+                        <Link to={`/posts?tags=${ location.pathname.split ('/')[2] }`} className={subClass}>投稿</Link>
+                        <Link to={`/wiki/${ location.pathname.split ('/')[2] }/history`} className={subClass}>履歴</Link>
+                        <Link to={`/wiki/${ location.pathname.split ('/')[2] }/edit`} className={subClass}>編輯</Link>
+                      </>}
                 </div>)
           }
         }) ()}

frontend/src/pages/WikiDetailPage.tsx

@@ -0,0 +1,31 @@
+import { useEffect, useState } from 'react'
+import { Link, useParams } from 'react-router-dom'
+import ReactMarkdown from 'react-markdown'
+import axios from 'axios'
+import { API_BASE_URL } from '@/config'
+
+
+const WikiDetailPage = () => {
+  const { name } = useParams ()
+
+  const [markdown, setMarkdown] = useState<string | null> (null)
+
+  useEffect (() => {
+    void (axios.get (`${ API_BASE_URL }/wiki/${ encodeURIComponent (name) }`)
+          .then (res => setMarkdown (res.data))
+          .catch (() => setMarkdown (null)))
+  }, [name])
+
+  return (
+      <div className="prose mx-auto p-4">
+        <ReactMarkdown components={{ a: (
+            ({ href, children }) => (href?.startsWith ('/')
+                                     ? <Link to={href!}>{children}</Link>
+                                     : <a href={href} target="_blank" rel="noopener noreferrer">{children}</a>)) }}>
+          {markdown || `このページは存在しません。[新規作成してください](/wiki/new?title=${ name })。`}
+        </ReactMarkdown>
+      </div>)
+}
+
+
+export default WikiDetailPage

frontend/src/pages/WikiNewPage.tsx

@@ -0,0 +1,214 @@
+import React, { useEffect, useState, useRef } from 'react'
+import { Link, useLocation, useParams, useNavigate } from 'react-router-dom'
+import axios from 'axios'
+import { API_BASE_URL, SITE_TITLE } from '@/config'
+import NicoViewer from '@/components/NicoViewer'
+import { Button } from '@/components/ui/button'
+import { toast } from '@/components/ui/use-toast'
+import { cn } from '@/lib/utils'
+
+type Tag = { id:        number
+             name:      string
+             category:  string }
+
+type Post = { id:         number
+              url:        string
+              title:      string
+              thumbnail:  string
+              tags:       Tag[]
+              viewed:     boolean }
+
+
+const WikiNewPage = () => {
+  const location = useLocation ()
+  const navigate = useNavigate ()
+
+  const [title, setTitle] = useState ('')
+  const [titleAutoFlg, setTitleAutoFlg] = useState (true)
+  const [titleLoading, setTitleLoading] = useState (false)
+  const [url, setURL] = useState ('')
+  const [thumbnailFile, setThumbnailFile] = useState<File | null> (null)
+  const [thumbnailPreview, setThumbnailPreview] = useState<string> ('')
+  const [thumbnailAutoFlg, setThumbnailAutoFlg] = useState (true)
+  const [thumbnailLoading, setThumbnailLoading] = useState (false)
+  const [tags, setTags] = useState<Tag[]> ([])
+  const [tagIds, setTagIds] = useState<number[]> ([])
+  const previousURLRef = useRef ('')
+
+  const handleSubmit = () => {
+    const formData = new FormData ()
+    formData.append ('title', title)
+    formData.append ('url', url)
+    formData.append ('tags', JSON.stringify (tagIds))
+    formData.append ('thumbnail', thumbnailFile)
+
+    void (axios.post (`${ API_BASE_URL }/posts`, formData, { headers: {
+              'Content-Type':     'multipart/form-data',
+              'X-Transfer-Code':  localStorage.getItem ('user_code') || '' } })
+          .then (() => {
+            toast ({ title: '投稿成功!' })
+            navigate ('/posts')
+          })
+          .catch (e => toast ({ title:        '投稿失敗',
+                                description:  '入力を確認してください。' })))
+  }
+
+  useEffect (() => {
+    document.title = `新規 Wiki ページ | ${ SITE_TITLE }`
+    void (axios.get ('/api/tags')
+          .then (res => setTags (res.data))
+          .catch (() => toast ({ title: 'タグ一覧の取得失敗' })))
+  }, [])
+
+  useEffect (() => {
+    if (titleAutoFlg && url)
+      fetchTitle ()
+  }, [titleAutoFlg])
+
+  useEffect (() => {
+    if (thumbnailAutoFlg && url)
+      fetchThumbnail ()
+  }, [thumbnailAutoFlg])
+
+  const handleURLBlur = () => {
+    if (!(url) || url === previousURLRef.current)
+      return
+
+    if (titleAutoFlg)
+      fetchTitle ()
+    if (thumbnailAutoFlg)
+      fetchThumbnail ()
+    previousURLRef.current = url
+  }
+
+  const fetchTitle = () => {
+    setTitle ('')
+    setTitleLoading (true)
+    void (axios.get (`${ API_BASE_URL }/preview/title`, {
+              params:   { url },
+              headers:  { 'X-Transfer-Code': localStorage.getItem ('user_code') || '' } })
+          .then (res => {
+            setTitle (res.data.title || '')
+            setTitleLoading (false)
+          })
+          .finally (() => setTitleLoading (false)))
+  }
+
+  const fetchThumbnail = () => {
+    setThumbnailPreview ('')
+    setThumbnailFile (null)
+    setThumbnailLoading (true)
+    if (thumbnailPreview)
+      URL.revokeObjectURL (thumbnailPreview)
+    void (axios.get (`${ API_BASE_URL }/preview/thumbnail`, {
+              params:       { url },
+              headers:      { 'X-Transfer-Code': localStorage.getItem ('user_code') || '' },
+              responseType: 'blob' })
+          .then (res => {
+            const imageURL = URL.createObjectURL (res.data)
+            setThumbnailPreview (imageURL)
+            setThumbnailFile (new File ([res.data],
+                                        'thumbnail.png',
+                                        { type: res.data.type || 'image/png' }))
+            setThumbnailLoading (false)
+          })
+          .finally (() => setThumbnailLoading (false)))
+  }
+
+  return (
+      <div className="max-w-xl mx-auto p-4 space-y-4">
+        <h1 className="text-2xl font-bold mb-2">新規 Wiki ページ</h1>
+
+        {/* URL */}
+        <div>
+          <label className="block font-semibold mb-1">URL</label>
+          <input type="text"
+                 placeholder="例：https://www.nicovideo.jp/watch/..."
+                 value={url}
+                 onChange={e => setURL (e.target.value)}
+                 className="w-full border p-2 rounded"
+                 onBlur={handleURLBlur} />
+        </div>
+
+        {/* タイトル */}
+        <div>
+          <div className="flex gap-2 mb-1">
+            <label className="flex-1 block font-semibold">タイトル</label>
+            <label className="flex items-center block gap-1">
+              <input type="checkbox"
+                     checked={titleAutoFlg}
+                     onChange={e => setTitleAutoFlg (e.target.checked)} />
+              自動
+            </label>
+          </div>
+          <input type="text"
+                 className="w-full border rounded p-2"
+                 value={title}
+                 placeholder={titleLoading ? 'Loading...' : ''}
+                 onChange={e => setTitle (e.target.value)}
+                 disabled={titleAutoFlg} />
+        </div>
+
+        {/* サムネール */}
+        <div>
+          <div className="flex gap-2 mb-1">
+            <label className="block font-semibold flex-1">サムネール</label>
+            <label className="flex items-center gap-1">
+              <input type="checkbox"
+                     checked={thumbnailAutoFlg}
+                     onChange={e => setThumbnailAutoFlg (e.target.checked)} />
+              自動
+            </label>
+          </div>
+          {thumbnailAutoFlg
+           ? (thumbnailLoading
+              ? <p className="text-gray-500 text-sm">Loading...</p>
+              : !(thumbnailPreview) && (
+                  <p className="text-gray-500 text-sm">
+                    URL から自動取得されます。
+                  </p>))
+           : (
+              <input type="file"
+                     accept="image/*"
+                     onChange={e => {
+                       const file = e.target.files?.[0]
+                       if (file)
+                         {
+                           setThumbnailFile (file)
+                           setThumbnailPreview (URL.createObjectURL (file))
+                         }
+                     }} />)}
+          {thumbnailPreview && (
+              <img src={thumbnailPreview}
+                   alt="preview"
+                   className="mt-2 max-h-48 rounded border" />)}
+        </div>
+
+        {/* タグ */}
+        <div>
+          <label className="block font-semibold">タグ</label>
+          <select multiple
+                  value={tagIds.map (String)}
+                  onChange={e => {
+                    const values = Array.from (e.target.selectedOptions).map (o => Number (o.value))
+                    setTagIds (values)
+                  }}
+                  className="w-full p-2 border rounded h-32">
+            {tags.map ((tag: Tag) => (
+                <option key={tag.id} value={tag.id}>
+                  {tag.name}
+                </option>))}
+          </select>
+        </div>
+
+        {/* 送信 */}
+        <button onClick={handleSubmit}
+                className="px-4 py-2 bg-blue-600 text-white rounded disabled:bg-gray-400"
+                disabled={titleLoading || thumbnailLoading}>
+          追加
+        </button>
+      </div>)
+}
+
+
+export default WikiNewPage

frontend/src/pages/WikiPage.tsx

@@ -20,3 +20,6 @@ const WikiPage = () => {
 
   return <WikiEditor value={text} onChange={setText} onSave={save} />
 }
+
+
+export default WikiPage

frontend/src/pages/WikiShowPage.tsx

@@ -1,26 +0,0 @@
-import { useParams } from 'react-router-dom'
-import ReactMarkdown from 'react-markdown'
-import { useEffect, useState } from 'react'
-import axios from 'axios'
-import { API_BASE_URL } from '@/config'
-
-
-const WikiShowPage = () => {
-  const { name } = useParams ()
-
-  const [markdown, setMarkdown] = useState ('')
-
-  useEffect (() => {
-    void (axios.get (`${ API_BASE_URL }/wiki/${ encodeURIComponent (name) }`)
-          .then (res => setMarkdown (res.data))
-          .catch (() => setMarkdown ('# ページが存在しません')))
-  }, [name])
-
-  return (
-      <div className="prose mx-auto p-4">
-        <ReactMarkdown>{markdown}</ReactMarkdown>
-      </div>)
-}
-
-
-export default WikiShowPage