From 57872925e3b438122520a245caacf2843bebf185 Mon Sep 17 00:00:00 2001
From: Kevin Chabowski <kevin@kch42.de>
Date: Tue, 27 Aug 2013 12:11:44 +0200
Subject: Rough idea for a database model.

---
 model/dbmodel.go | 83 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 model/dbmodel.go

diff --git a/model/dbmodel.go b/model/dbmodel.go
new file mode 100644
index 0000000..9dd2c91
--- /dev/null
+++ b/model/dbmodel.go
@@ -0,0 +1,83 @@
+package model
+
+import (
+	"errors"
+	"fmt"
+	"kch42.de/gostuff/mailremind/chronos"
+	"sync"
+	"time"
+)
+
+var (
+	NotFound = errors.New("Not Found")
+)
+
+type DBID interface {
+	fmt.Stringer
+}
+
+type User interface {
+	ID() DBID
+	Email() string
+
+	PWHash() []byte
+	SetPWHash([]byte) error
+
+	AddJob() Job
+	Jobs() []Job
+	JobByID(DBID) (Job, error)
+
+	Delete() error
+}
+
+type Job interface {
+	ID() DBID
+	User() User
+
+	Subject() string
+	SetSubject(string) error
+
+	Content() []byte
+	SetContent([]byte) error
+
+	Chronos() []chronos.Chronos
+	SetChronos([]chronos.Chronos) error
+
+	Next() time.Time
+	SetNext(time.Time) error
+
+	Delete() error
+}
+
+type DBCon interface {
+	Close()
+
+	UserByID(DBID) (User, error)
+	UserByMail(string) (User, error)
+
+	LastAccess() time.Time
+	SetLastAccess(time.Time) error
+
+	JobsBetween(a, b time.Time) ([]Job, error)
+}
+
+type DBInfo struct {
+	Connect   func(dbconf string) (DBCon, error)
+	ParseDBID func(string) (DBID, error)
+}
+
+var dbinfos map[string]DBInfo
+var dbinfoInit sync.Once
+
+func Register(name string, dbinfo DBInfo) {
+	dbinfoInit.Do(func() {
+		dbinfos = make(map[string]DBInfo)
+	})
+
+	dbinfos[name] = dbinfo
+}
+
+func GetDBInfo(name string) (DBInfo, bool) {
+	dbinfo, ok := dbinfos[name]
+	return dbinfo, ok
+}
-- 
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