from rest_framework import serializers from api import models from api.utils.app.analyze import bytes2human,make_download_token # class CourseCategorySerializer(serializers.ModelSerializer): # class Meta: # model = models.Course # fields = ( # "id", # "name", # ) # # class CourseSerializer(serializers.ModelSerializer): # level = serializers.CharField(source="get_level_display") # coursedetail_id=serializers.CharField(source="coursedetail.pk") # class Meta: # model = models.Course # fields = ( # 'id', # 'name', # 'course_img', # 'brief', # 'level', # "coursedetail_id" # ) # # def to_representation(self, instance): # # data = super(CourseSerializer, self).to_representation(instance) # # 购买人数 # # data["people_buy"] = instance.order_details.all().count() # # 价格套餐列表 # price_policies = instance.price_policy.all().order_by("price").only("price") # # price = getattr(price_policies.first(), "price", 0) # # if price_policies and price == 0: # is_free = True # price = "免费" # origin_price = "原价¥{}".format(price_policies.last().price) # else: # is_free = False # price = "¥{}".format(price) # origin_price = None # # # 是否免费 # data["is_free"] = is_free # # 展示价格 # data["price"] = price # # 原价 # data["origin_price"] = origin_price # # return data # # # class CourseDetailSerializer(serializers.ModelSerializer): # # name=serializers.CharField(source="course.name") # prices = serializers.SerializerMethodField() # brief = serializers.StringRelatedField(source='course.brief') # study_all_time = serializers.StringRelatedField(source='hours') # level = serializers.CharField(source='course.get_level_display') # # teachers_info = serializers.SerializerMethodField() # is_online = serializers.SerializerMethodField() # recommend_coursesinfo = serializers.SerializerMethodField() # # learnnumber = serializers.SerializerMethodField() # # OftenAskedQuestion = serializers.SerializerMethodField() # # class Meta: # model = models.CourseDetail # fields="__all__" # # def get_prices(self, obj): # return PricePolicySerializer( # obj.course.price_policy.all(), many=True, context=self.context # ).data # # def get_study_all_time(self, obj): # return "30小时" # # # def get_recommend_coursesinfo(self, obj): # courses = RecommendCourseSerializer(obj.recommend_courses.all(), many=True) # return courses.data # # def get_teachers_info(self, obj): # teachers = TeacherSerializer(obj.teachers.all(), many=True) # return teachers.data # # def get_is_online(self, obj): # if obj.course.status == 0: # return True # elif obj.course.status == 2: # return False # else: # return '' # # # def get_learnnumber(self, obj): # # return obj.course.order_details.all().count() # # # # def get_OftenAskedQuestion(self, obj): # # question_queryset = models.OftenAskedQuestion.objects.filter(content_type__model='Course', # # object_id=obj.course.id) # # serializer = OftenAskedQuestionSerializer(question_queryset, many=True) # # return serializer.data # # # # # class RecommendCourseSerializer(serializers.ModelSerializer): # # course_id = serializers.CharField(source="pk") # course_name = serializers.CharField(source="name") # # class Meta: # model = models.Course # fields = ('course_id', 'course_name',) # # # class PricePolicySerializer(serializers.ModelSerializer): # valid_period_name = serializers.StringRelatedField(source="get_valid_period_display") # # class Meta: # model = models.PricePolicy # fields = ('id', 'valid_period', 'valid_period_name', 'price',) # # # class CourseChapterSerializer(serializers.ModelSerializer): # chapter_name = serializers.SerializerMethodField() # chapter_symbol = serializers.SerializerMethodField() # # class Meta: # model = models.CourseChapter # fields = ( # 'id', # 'chapter_name', # 'chapter_symbol', # ) # # def get_chapter_name(self, instance): # return '第%s章·%s' % (instance.chapter, instance.name) # # def get_chapter_symbol(self, instance): # return "chapter_%s_%s" % (self.context.get('enrolled_course_id', 1), instance.id) # # def to_representation(self, instance): # # data = super(CourseChapterSerializer, self).to_representation(instance) # # queryset = instance.coursesections.all().order_by("order") # # 获取章节对应的课时数量 # data["section_of_count"] = queryset.count() # data["free_trail"] = queryset.filter(free_trail=True).exists() # data["coursesections"] = SectionSerializer( # queryset, many=True, read_only=True, context=self.context # ).data # # return data # # # class OftenAskedQuestionSerializer(serializers.ModelSerializer): # question_tittle = serializers.SerializerMethodField() # question_answer = serializers.SerializerMethodField() # # class Meta: # model = models.OftenAskedQuestion # fields = ('question_tittle', 'question_answer') # # def get_question_tittle(self, obj): # return obj.question # # def get_question_answer(self, obj): # return obj.answer # # # class TeacherSerializer(serializers.ModelSerializer): # # teacher_id = serializers.CharField(source="pk") # teacher_name = serializers.CharField(source="name") # teacher_brief = serializers.CharField(source="brief") # teacher_image = serializers.CharField(source="image") # # # class Meta: # model = models.Teacher # fields = ('teacher_id', 'teacher_name', 'title', 'signature', 'teacher_image', 'teacher_brief') # # class UserInfoSerializer(serializers.ModelSerializer): # gender = serializers.SerializerMethodField(source="get_gender_display") # def get_gender(self, obj): # return obj.gender class Meta: model = models.UserInfo # fields="__all__" # exclude = ["password","is_active","user_permissions","role",] fields=["username","uid","qq","mobile","job","email","domain_name","last_login","first_name",'head_img'] head_img = serializers.SerializerMethodField() def get_head_img(self,obj): return "/".join([obj.domain_name, obj.head_img]) class AppsSerializer(serializers.ModelSerializer): class Meta: model = models.Apps # depth = 1 exclude = ["user_id", "id"] has_combo = serializers.SerializerMethodField() def get_has_combo(self, obj): if obj.has_combo: obj.has_combo.has_combo = None return AppsSerializer(obj.has_combo,context=self.context).data master_release = serializers.SerializerMethodField() def get_master_release(self, obj): master_release_obj = models.AppReleaseInfo.objects.filter(app_id=obj, is_master=True).first() if self.context.get("release_id", None) and self.context.get("release_id") != "undefined": master_release_obj = models.AppReleaseInfo.objects.filter(app_id=obj, release_id=self.context.get("release_id")).first() if master_release_obj: icon_url = "/".join([obj.user_id.domain_name, master_release_obj.icon_url]) datainfo = { "app_version": master_release_obj.app_version, "icon_url": icon_url, "build_version": master_release_obj.build_version, "release_type": master_release_obj.release_type, "minimum_os_version": master_release_obj.minimum_os_version, "created_time": master_release_obj.created_time, "binary_size": bytes2human(master_release_obj.binary_size), "release_id": master_release_obj.release_id, "changelog": master_release_obj.changelog, "binary_url":master_release_obj.binary_url, } if self.context.get("download_token", None) and self.context.get("download_token") != "download_token": download_url = "/".join([obj.user_id.domain_name, "download", master_release_obj.release_id]) download_url = download_url + "?token=" + self.context.get("download_token") datainfo["download_url"] = download_url return datainfo else: return {} class AppReleaseSerializer(serializers.ModelSerializer): class Meta: model = models.AppReleaseInfo fields = ["app_version", "icon_url", "build_version", "release_type", "minimum_os_version", "created_time", "binary_size", "release_id", "size", "type", "editing", "master_color", "changelog", "is_master",'download_url','binary_url'] download_url = serializers.SerializerMethodField() size = serializers.SerializerMethodField() type = serializers.SerializerMethodField() editing = serializers.SerializerMethodField() master_color = serializers.SerializerMethodField() icon_url = serializers.SerializerMethodField() binary_size= serializers.SerializerMethodField() def get_binary_size(self,obj): return bytes2human(obj.binary_size) def get_download_url(self,obj): download_url = "/".join([obj.app_id.user_id.domain_name, "download", obj.release_id]) download_url = download_url + "?token=" + make_download_token(obj.release_id,300) return download_url def get_icon_url(self, obj): return "/".join([obj.app_id.user_id.domain_name, obj.icon_url]) def get_master_color(self, obj): if obj.is_master: return '#0bbd87' def get_size(self, obj): return "large" def get_type(self, obj): return "primary" def get_editing(self, obj): return {"changelog":False,"binary_url":False}