X-Git-Url: http://dolda2000.com/gitweb/?p=fulbank.git;a=blobdiff_plain;f=fulbank%2Fdata.py;fp=fulbank%2Fdata.py;h=36efe201cec3a95d97bc7eef912983dc5a53194e;hp=0000000000000000000000000000000000000000;hb=717d54fc63dac677f3c19728e0943fdccc510d07;hpb=07bcf643ff06a3af9a55e120cf3e787f55d75d1a

diff --git a/fulbank/data.py b/fulbank/data.py
new file mode 100644
index 0000000..36efe20
--- /dev/null
+++ b/fulbank/data.py
@@ -0,0 +1,48 @@
+import hashlib
+
+def _localname(type):
+    mod = type.__module__
+    if mod.startswith("fulbank."):
+        mod = mod[8:]
+    return "%s.%s" % (mod, type.__name__)
+
+class account(object):
+    @property
+    def number(self): raise NotImplementedError("account.number")
+    @property
+    def name(self): raise NotImplementedError("account.name")
+    def transactions(self): raise NotImplementedError("account.transactions")
+
+    def __repr__(self):
+        return "#<%s %s: %r>" % (_localname(type(self)), self.number, self.name)
+
+class txnaccount(account):
+    @property
+    def balance(self): raise NotImplementedError("txnaccount.balance")
+    @property
+    def clearing(self): raise NotImplementedError("txnaccount.clearing")
+    @property
+    def fullnumber(self): raise NotImplementedError("txnaccount.fullnumber")
+
+class cardaccount(account):
+    pass
+
+class transaction(object):
+    @property
+    def value(self): raise NotImplementedError("transaction.value")
+    @property
+    def message(self): raise NotImplementedError("transaction.message")
+    @property
+    def date(self): raise NotImplementedError("transaction.date")
+
+    @property
+    def hash(self):
+        dig = hashlib.sha256()
+        dig.update(str(self.date.toordinal()).encode("ascii") + b"\0")
+        dig.update(self.message.encode("utf-8") + b"\0")
+        dig.update(str(self.value.amount).encode("ascii") + b"\0")
+        dig.update(self.value.currency.symbol.encode("ascii") + b"\0")
+        return dig.hexdigest()
+
+    def __repr__(self):
+        return "#<%s %s: %r>" % (_localname(type(self)), self.value, self.message)