can search book

src/templates/user/search.html

@@ -46,6 +46,84 @@
           <div class="panel-title">搜索图书</div>
         </div>
         <div class="panel-body">
+          <form class="form-group" method="get">
+            <div class="container">
+                <select class="form-select col-3" name="bookattr" id="bookattr">
+                    <!-- <option selected>书名</option>
+                    <option>ISBN</option>
+                    <option>作者</option>
+                    <option>出版社</option>
+                    <option>分类</option> -->
+                    {% for opt in queryattr%}
+                        {% if queryattr[opt]=="selected" %}
+                            <option selected>{{opt}}</option>
+                        {% else %}
+                            <option>{{opt}}</option>
+                        {% endif %}
+                    {% endfor %}
+                </select>
+                {% if queryval%}
+                <input class="form-input form-inline col-8" name="bookname" id="bookname"
+                    value="{{queryval}}">
+                {% else %}
+                <input class="form-input form-inline col-8" name="bookname" id="bookname">
+                {% endif %}
+                <input class="btn btn-primary input-group-btn form-inline" type="submit" value="搜索">
+            </div>
+            <!-- <div class="container">
+            <label class="form-label form-inline col-5" for="bookname"> 书名
+                <input class="form-input" name="bookname" id="bookname"> 
+            </label>
+            <label class="form-label form-inline col-2" for="author"> 作者
+                <input class="form-input" name="author" id="author"> 
+            </label>
+            <label class="form-label form-inline col-2" for="booktype"> 出版社
+                <input class="form-input" name="booktype" id="booktype"> 
+            </label>
+            <label class="form-label form-inline col-2" for="bookisbn"> 分类
+                <input class="form-input" name="bookisbn" id="bookisbn"> 
+            </label>
+            </div>
+            <input class="btn btn-primary input-group-btn p-centered" type="submit" value="搜索"> -->
+          </form>
+          <div id="search-result">
+            {% for book in queryresult%}
+              <div class="card-header">
+                <div class="card-title h5">
+                    <a href="/book/{{book['book_id']}}/">{{book['book_name']}}</a>
+                </div>
+                <div class="card-subtitle text-gray">
+                    <span>作者: {{book['book_author']}}</span>
+                    <span>语言: {{book['book_lang']}}</span>
+                    <span>出版社: {{book['book_publisher']}}</span>
+                </div>
+              </div>
+              <!-- <div class="card-body">
+                ...
+              </div>
+              <div class="card-footer">
+                <button class="btn btn-primary">...</button>
+              </div>             -->
+            {% endfor %}
+          </div>
+          <div id="pagination-wrapper" class="p-centered">
+            <ul class="pagination">
+                {% if page_first%}
+                <li class="page-item disabled">
+                {% else %}
+                <li class="page-item">
+                {% endif %}
+                    <a href="{{prev_page_link}}">上一页</a>
+                </li>
+                {% if page_last%}
+                <li class="page-item disabled">
+                {% else %}
+                <li class="page-item">
+                {% endif %}
+                    <a href="{{next_page_link}}">下一页</a>
+                </li>
+            </ul>
+          </div>
           
         </div>
         <div class="panel-footer">

src/user.py

@@ -70,7 +70,7 @@ def addbook():
                 typeid = typeid['type_id']
                 try:
                     db.execute("insert into book_type values(?,?)",
-                        (bookid, typeid))
+                        (typeid, bookid))
                     db.commit()
                 except sqlite3.Error as _e:
                     error = "未知错误: %s" % (_e)
@@ -136,3 +136,55 @@ def removetype():
             error = "删除(type_id=%s)完成" % tid_to_del
     return render_template("user/result.html", opname="删除分类", 
         opresult=error, cur_time=datetime.datetime.now())
+
+@bp.route("/search", methods=("GET", "POST"))
+@login_required
+def search():
+    attr_dict = {"书名":"book_name", "ISBN":"book_isbn", 
+                "作者": "book_author", "出版社":"book_publisher", "分类": "specail1"}
+    db = get_db()
+    page = request.args.get('page')
+    page_lim = 10
+    page_off = 0
+    queryval = request.args.get('bookname')
+    bookattr = request.args.get('bookattr')
+    queryattr = None
+    error = None
+    if page is None or not page.isdecimal():
+        page = 1
+
+    page = int(page)
+    if page <= 0:
+        error = "无效的分页 %d" % page
+    else:
+        page_off = page_lim * (page - 1)
+    queryresult = []
+    if error is None:
+        if bookattr is not None and bookattr in attr_dict.keys():
+            queryattr = attr_dict[bookattr]
+            attr_dict[bookattr] = "selected"
+        else:
+            error = "不合法的查询条件: %s" % (bookattr)
+            attr_dict["书名"] = "selected"
+            bookattr=""
+        if error is None:
+            if queryval is None or len(queryval) == 0:
+                querystring = "select * from book where user_id=%d" % (g.user['user_id'])
+                queryval = ""
+            elif bookattr == "分类":
+                querystring = "SELECT * from book WHERE user_id=%d AND book_id IN (select book_id from book_type, typetable where type_name LIKE \'%%%s%%\')" % (g.user['user_id'], queryval)
+            else:
+                querystring = "select * from book where user_id=%d and %s like \'%%%s%%\'" % (g.user['user_id'], queryattr, queryval)
+            querystring += " limit %d offset %d" % (page_lim, page_off)
+            # print(querystring)
+            queryresult = db.execute(querystring).fetchall()
+    page_last = False
+    if len(queryresult) < page_lim:
+        page_last = True
+    next_page_link = "/search?bookname=%s&bookattr=%s&page=%d" %(queryval, bookattr, page + 1)
+    prev_page_link = "/search?bookname=%s&bookattr=%s&page=%d" %(queryval, bookattr, page - 1)
+    # print(prev_page_link, next_page_link)
+    return render_template("user/search.html", 
+        cur_time=datetime.datetime.now(), error=error, queryresult=queryresult,
+        next_page_link=next_page_link, prev_page_link=prev_page_link, 
+        page_last=page_last, page_first=(page==1), queryval=queryval, queryattr=attr_dict)