a functional draft

1 files changed, 41 insertions, 0 deletions

diff --git a/data.py b/data.py
new file mode 100644
index 0000000..c1d2e82
--- /dev/null
+++ b/data.py
@@ -0,0 +1,41 @@
+import os
+import datetime
+import peewee as p
+import re
+
+class SqliteDatabase(p.SqliteDatabase):
+    foreign_keys = True
+    def _add_conn_hooks(self, conn):
+        p.SqliteDatabase._add_conn_hooks(self, conn)
+        conn.execute('PRAGMA foreign_keys = ON;').fetchone()
+
+db = p.Proxy()
+
+class BaseModel(p.Model):
+    class Meta:
+        database = db
+    def __json__(self):
+        return self._data
+    def __repr__(self):
+        return "<{.__class__.__name__} {}>".format(self, " ".join(
+            map(lambda kv: "{0[0]}={0[1]}".format(kv), self._data.items())))
+
+class Feed(BaseModel):
+    created_date = p.DateTimeField(default=datetime.datetime.now)
+    url = p.CharField(unique=True)
+    title = p.CharField(null=True)
+
+class Item(BaseModel):
+    created_date = p.DateTimeField(default=datetime.datetime.now)
+    feed = p.ForeignKeyField(Feed, related_name='items', on_delete='CASCADE')
+    uid = p.CharField()
+    title = p.CharField(null=True)
+   
+class Version(BaseModel):
+    created_date = p.DateTimeField(default=datetime.datetime.now)
+    item = p.ForeignKeyField(Item, related_name='versions', on_delete='CASCADE')
+    url = p.CharField()
+    title = p.CharField()
+    authors = p.CharField()
+    text = p.CharField()
+