rename web_server to api (#29)

* add front end code

* change licence

* rename web_server to API

* change name to web_server

api/db/services/common_service.py

@@ -0,0 +1,153 @@
+#
+#  Copyright 2019 The RAG Flow Authors. All Rights Reserved.
+#
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+#
+from datetime import datetime
+
+import peewee
+
+from web_server.db.db_models import DB
+from web_server.utils import datetime_format
+
+
+class CommonService:
+    model = None
+
+    @classmethod
+    @DB.connection_context()
+    def query(cls, cols=None, reverse=None, order_by=None, **kwargs):
+        return cls.model.query(cols=cols, reverse=reverse, order_by=order_by, **kwargs)
+
+    @classmethod
+    @DB.connection_context()
+    def get_all(cls, cols=None, reverse=None, order_by=None):
+        if cols:
+            query_records = cls.model.select(*cols)
+        else:
+            query_records = cls.model.select()
+        if reverse is not None:
+            if not order_by or not hasattr(cls, order_by):
+                order_by = "create_time"
+            if reverse is True:
+                query_records = query_records.order_by(cls.model.getter_by(order_by).desc())
+            elif reverse is False:
+                query_records = query_records.order_by(cls.model.getter_by(order_by).asc())
+        return query_records
+
+    @classmethod
+    @DB.connection_context()
+    def get(cls, **kwargs):
+        return cls.model.get(**kwargs)
+
+    @classmethod
+    @DB.connection_context()
+    def get_or_none(cls, **kwargs):
+        try:
+            return cls.model.get(**kwargs)
+        except peewee.DoesNotExist:
+            return None
+
+    @classmethod
+    @DB.connection_context()
+    def save(cls, **kwargs):
+        #if "id" not in kwargs:
+        #    kwargs["id"] = get_uuid()
+        sample_obj = cls.model(**kwargs).save(force_insert=True)
+        return sample_obj
+
+    @classmethod
+    @DB.connection_context()
+    def insert_many(cls, data_list, batch_size=100):
+        with DB.atomic():
+            for i in range(0, len(data_list), batch_size):
+                cls.model.insert_many(data_list[i:i + batch_size]).execute()
+
+    @classmethod
+    @DB.connection_context()
+    def update_many_by_id(cls, data_list):
+        cur = datetime_format(datetime.now())
+        with DB.atomic():
+            for data in data_list:
+                data["update_time"] = cur
+                cls.model.update(data).where(cls.model.id == data["id"]).execute()
+
+    @classmethod
+    @DB.connection_context()
+    def update_by_id(cls, pid, data):
+        data["update_time"] = datetime_format(datetime.now())
+        num = cls.model.update(data).where(cls.model.id == pid).execute()
+        return num
+
+    @classmethod
+    @DB.connection_context()
+    def get_by_id(cls, pid):
+        try:
+            obj = cls.model.query(id=pid)[0]
+            return True, obj
+        except Exception as e:
+            return False, None
+
+    @classmethod
+    @DB.connection_context()
+    def get_by_ids(cls, pids, cols=None):
+        if cols:
+            objs = cls.model.select(*cols)
+        else:
+            objs = cls.model.select()
+        return objs.where(cls.model.id.in_(pids))
+
+    @classmethod
+    @DB.connection_context()
+    def delete_by_id(cls, pid):
+        return cls.model.delete().where(cls.model.id == pid).execute()
+
+
+    @classmethod
+    @DB.connection_context()
+    def filter_delete(cls, filters):
+        with DB.atomic():
+            num = cls.model.delete().where(*filters).execute()
+            return num
+
+    @classmethod
+    @DB.connection_context()
+    def filter_update(cls, filters, update_data):
+        with DB.atomic():
+            cls.model.update(update_data).where(*filters).execute()
+
+    @staticmethod
+    def cut_list(tar_list, n):
+        length = len(tar_list)
+        arr = range(length)
+        result = [tuple(tar_list[x:(x + n)]) for x in arr[::n]]
+        return result
+
+    @classmethod
+    @DB.connection_context()
+    def filter_scope_list(cls, in_key, in_filters_list, filters=None, cols=None):
+        in_filters_tuple_list = cls.cut_list(in_filters_list, 20)
+        if not filters:
+            filters = []
+        res_list = []
+        if cols:
+            for i in in_filters_tuple_list:
+                query_records = cls.model.select(*cols).where(getattr(cls.model, in_key).in_(i), *filters)
+                if query_records:
+                    res_list.extend([query_record for query_record in query_records])
+        else:
+            for i in in_filters_tuple_list:
+                query_records = cls.model.select().where(getattr(cls.model, in_key).in_(i), *filters)
+                if query_records:
+                    res_list.extend([query_record for query_record in query_records])
+        return res_list