From a85ebf0a8bd16ff887a3306692f874517d6d0947 Mon Sep 17 00:00:00 2001
From: "jordi.nadeu" <jordi.nadeu@est.fib.upc.edu>
Date: Mon, 16 Dec 2019 19:17:30 +0100
Subject: [PATCH] add new attributes in Lot and User models

---
 ereuse_devicehub/resources/lot/models.py   | 7 ++++++-
 ereuse_devicehub/resources/lot/models.pyi  | 4 +++-
 ereuse_devicehub/resources/lot/schemas.py  | 4 ++--
 ereuse_devicehub/resources/user/models.py  | 1 +
 ereuse_devicehub/resources/user/models.pyi | 1 +
 ereuse_devicehub/resources/user/schemas.py | 1 +
 6 files changed, 14 insertions(+), 4 deletions(-)

diff --git a/ereuse_devicehub/resources/lot/models.py b/ereuse_devicehub/resources/lot/models.py
index 39fd1804..e7afd49d 100644
--- a/ereuse_devicehub/resources/lot/models.py
+++ b/ereuse_devicehub/resources/lot/models.py
@@ -71,7 +71,12 @@ class Lot(Thing):
     author = db.relationship(User, primaryjoin=author_id == User.id)
     transfer_state = db.Column(IntEnum(TransferState), default=TransferState.Initial, nullable=False)
     transfer_state.comment = TransferState.__doc__
-    receiver = db.Column(CIText(), default='', nullable=False)
+    receiver_id = db.Column(UUID(as_uuid=False),
+                          db.ForeignKey(User.ethereum_address),
+                          nullable=True,
+                          default=lambda: g.user.ethereum_address)
+    receiver = db.relationship(User, primaryjoin=receiver_id == User.ethereum_address)
+    delivery_note_address = db.Column(CIText(), nullable=True)
 
     def __init__(self, name: str, closed: bool = closed.default.arg,
                  description: str = None) -> None:
diff --git a/ereuse_devicehub/resources/lot/models.pyi b/ereuse_devicehub/resources/lot/models.pyi
index e084a3fa..c320fd07 100644
--- a/ereuse_devicehub/resources/lot/models.pyi
+++ b/ereuse_devicehub/resources/lot/models.pyi
@@ -27,7 +27,9 @@ class Lot(Thing):
     deposit = ... # type: Column
     author_id = ... # type: Column
     transfer_state = ... # type: Column
-    receiver = ... # type: Column
+    receiver_id = ... # type: Column
+    receiver = ... # type: relationship
+    delivery_note_address = ... # type: Column
 
     def __init__(self, name: str, closed: bool = closed.default.arg) -> None:
         super().__init__()
diff --git a/ereuse_devicehub/resources/lot/schemas.py b/ereuse_devicehub/resources/lot/schemas.py
index b9789021..6155313e 100644
--- a/ereuse_devicehub/resources/lot/schemas.py
+++ b/ereuse_devicehub/resources/lot/schemas.py
@@ -23,5 +23,5 @@ class Lot(Thing):
                        description=m.Lot.deposit.__doc__)
     # author_id = NestedOn(s_user.User,only_query='author_id')
     author_id = f.UUID(dump_only=True)
-    tranfer_state = EnumField(TransferState, description=m.Lot.transfer_state.comment)
-    receiver = SanitizedStr(validate=f.validate.Length(max=42))
\ No newline at end of file
+    transfer_state = EnumField(TransferState, description=m.Lot.transfer_state.comment)
+    receiver_id = SanitizedStr(validate=f.validate.Length(max=42))
\ No newline at end of file
diff --git a/ereuse_devicehub/resources/user/models.py b/ereuse_devicehub/resources/user/models.py
index 1dd2cad7..a254aaf0 100644
--- a/ereuse_devicehub/resources/user/models.py
+++ b/ereuse_devicehub/resources/user/models.py
@@ -24,6 +24,7 @@ class User(Thing):
                                   backref=db.backref('users', lazy=True, collection_class=set),
                                   secondary=lambda: UserInventory.__table__,
                                   collection_class=set)
+    ethereum_address = Column(UUID(as_uuid=False), unique=True)
 
     # todo set restriction that user has, at least, one active db
 
diff --git a/ereuse_devicehub/resources/user/models.pyi b/ereuse_devicehub/resources/user/models.pyi
index 6e8d03b9..1cacb052 100644
--- a/ereuse_devicehub/resources/user/models.pyi
+++ b/ereuse_devicehub/resources/user/models.pyi
@@ -17,6 +17,7 @@ class User(Thing):
     password = ...  # type: Column
     token = ...  # type: Column
     inventories = ...  # type: relationship
+    ethereum_address = ... # type: Column
 
     def __init__(self, email: str, password: str = None,
                  inventories: Set[Inventory] = None) -> None:
diff --git a/ereuse_devicehub/resources/user/schemas.py b/ereuse_devicehub/resources/user/schemas.py
index e8d0d768..00d022ad 100644
--- a/ereuse_devicehub/resources/user/schemas.py
+++ b/ereuse_devicehub/resources/user/schemas.py
@@ -19,6 +19,7 @@ class User(Thing):
                    description='Use this token in an Authorization header to access the app.'
                                'The token can change overtime.')
     inventories = NestedOn(Inventory, many=True, dump_only=True)
+    ethereum_address = String(description='User identifier address inside the Blockchain')
 
     def __init__(self,
                  only=None,