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package model
import (
"errors"
"fmt"
"github.com/silvasur/mailremind/schedule"
"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(subject string, content []byte, sched schedule.MultiSchedule, next time.Time) (Job, error)
Jobs() []Job
JobByID(DBID) (Job, error)
CountJobs() int
Active() bool
SetActive(bool) error
ActivationCode() string
SetActivationCode(string) error
Location() *time.Location
SetLocation(*time.Location) error
Delete() error
}
type Job interface {
ID() DBID
User() User
Subject() string
SetSubject(string) error
Content() []byte
SetContent([]byte) error
Schedule() schedule.MultiSchedule
SetSchedule(schedule.MultiSchedule) error
Next() time.Time
SetNext(time.Time) error
Delete() error
}
type DBCon interface {
Close()
UserByID(DBID) (User, error)
UserByMail(string) (User, error)
AddUser(email string, pwhash []byte, location *time.Location, active bool, acCode string) (User, error)
InactiveUsers(olderthan time.Time) []DBID
JobsBefore(t time.Time) []Job // Get Jobs with next <= t
}
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
}
func AllDatabases() []string {
names := make([]string, 0, len(dbinfos))
for name := range dbinfos {
names = append(names, name)
}
return names
}
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