python学习

web/controllers/api/Food.py

@@ -0,0 +1,142 @@
+# -*- coding: utf-8 -*-
+from web.controllers.api import route_api
+from  flask import request,jsonify,g
+from common.models.food.FoodCat import FoodCat
+from common.models.food.Food import Food
+from common.models.member.MemberCart import MemberCart
+from common.models.member.MemberComments import MemberComments
+from common.models.member.Member import Member
+from common.libs.UrlManager import UrlManager
+from common.libs.Helper import getCurrentDate,getDictFilterField,selectFilterObj
+from application import app,db
+from sqlalchemy import  or_
+
+@route_api.route("/food/index" )
+def foodIndex():
+    resp = { 'code':200 ,'msg':'操作成功~','data':{} }
+    cat_list = FoodCat.query.filter_by( status = 1 ).order_by( FoodCat.weight.desc() ).all()
+    data_cat_list = []
+    data_cat_list.append({
+        'id': 0,
+        'name': "全部"
+    })
+    if cat_list:
+        for item in cat_list:
+            tmp_data = {
+                'id':item.id,
+                'name':item.name
+            }
+            data_cat_list.append( tmp_data  )
+    resp['data']['cat_list'] = data_cat_list
+
+    food_list = Food.query.filter_by( status = 1 )\
+        .order_by( Food.total_count.desc(),Food.id.desc() ).limit(3).all()
+
+    data_food_list = []
+    if food_list:
+        for item in food_list:
+            tmp_data = {
+                'id':item.id,
+                'pic_url':UrlManager.buildImageUrl( item.main_image )
+            }
+            data_food_list.append( tmp_data )
+
+    resp['data']['banner_list'] = data_food_list
+    return jsonify( resp )
+
+@route_api.route("/food/search" )
+def foodSearch():
+    resp = {'code': 200, 'msg': '操作成功~', 'data': {}}
+    req = request.values
+    cat_id = int( req['cat_id'] ) if 'cat_id' in req else 0
+    mix_kw = str(req['mix_kw']) if 'mix_kw' in req else ''
+    p = int( req['p'] ) if 'p' in req else 1
+
+    if p < 1:
+        p = 1
+
+    page_size = 10
+    offset = ( p - 1 ) * page_size
+    query = Food.query.filter_by(status=1 )
+    if cat_id > 0:
+        query = query.filter_by(cat_id = cat_id)
+
+    if mix_kw:
+        rule = or_(Food.name.ilike("%{0}%".format(mix_kw)), Food.tags.ilike("%{0}%".format(mix_kw)))
+        query = query.filter(rule)
+
+    food_list = query.order_by(Food.total_count.desc(), Food.id.desc())\
+        .offset( offset ).limit( page_size ).all()
+
+    data_food_list = []
+    if food_list:
+        for item in food_list:
+            tmp_data = {
+                'id': item.id,
+                'name': "%s"%( item.name ),
+                'price': str( item.price ),
+                'min_price':str( item.price ),
+                'pic_url': UrlManager.buildImageUrl(item.main_image)
+            }
+            data_food_list.append(tmp_data)
+    resp['data']['list'] = data_food_list
+    resp['data']['has_more'] = 0 if len( data_food_list ) < page_size else 1
+    return jsonify(resp)
+
+@route_api.route("/food/info" )
+def foodInfo():
+    resp = {'code': 200, 'msg': '操作成功~', 'data': {}}
+    req = request.values
+    id = int(req['id']) if 'id' in req else 0
+    food_info = Food.query.filter_by( id = id ).first()
+    if not food_info or not food_info.status :
+        resp['code'] = -1
+        resp['msg'] = "美食已下架"
+        return jsonify(resp)
+
+    member_info = g.member_info
+    cart_number = 0
+    if member_info:
+        cart_number = MemberCart.query.filter_by( member_id =  member_info.id ).count()
+    resp['data']['info'] = {
+        "id":food_info.id,
+        "name":food_info.name,
+        "summary":food_info.summary,
+        "total_count":food_info.total_count,
+        "comment_count":food_info.comment_count,
+        'main_image':UrlManager.buildImageUrl( food_info.main_image ),
+        "price":str( food_info.price ),
+        "stock":food_info.stock,
+        "pics":[ UrlManager.buildImageUrl( food_info.main_image ) ]
+    }
+    resp['data']['cart_number'] = cart_number
+    return jsonify(resp)
+
+
+@route_api.route("/food/comments")
+def foodComments():
+    resp = {'code': 200, 'msg': '操作成功~', 'data': {}}
+    req = request.values
+    id = int(req['id']) if 'id' in req else 0
+    query = MemberComments.query.filter( MemberComments.food_ids.ilike("%_{0}_%".format(id)) )
+    list = query.order_by( MemberComments.id.desc() ).limit(5).all()
+    data_list = []
+    if list:
+        member_map = getDictFilterField( Member,Member.id,"id",selectFilterObj( list,"member_id" ) )
+        for item in list:
+            if item.member_id not in member_map:
+                continue
+            tmp_member_info = member_map[ item.member_id ]
+            tmp_data = {
+                'score':item.score_desc,
+                'date': item.created_time.strftime("%Y-%m-%d %H:%M:%S"),
+                "content":item.content,
+                "user":{
+                    'nickname':tmp_member_info.nickname,
+                    'avatar_url':tmp_member_info.avatar,
+                }
+            }
+            data_list.append( tmp_data )
+    resp['data']['list'] = data_list
+    resp['data']['count'] = query.count()
+    return jsonify(resp)