func NewTopic(dbif Dbif, a *Account, req *proto.TopicCreateRequest) (*Topic, error) {
var (
p *Persona
c *Channel
err error
)
if p, err = a.Persona(dbif, req.Channel); err != nil {
return nil, &proto.Err{Type: proto.Error_TopicCreate_NoPersonaError}
}
if c, err = FindChannel(dbif, req.Channel); err != nil {
return nil, &proto.Err{Type: proto.Error_TopicCreate_DatabaseError}
}
body := proto.Model_Topic_Body{
ChannelName: c.Name,
Name: p.Name,
}
bs, err := body.Marshal()
if err != nil {
return nil, &proto.Err{Type: proto.Error_TopicCreate_DatabaseError}
}
tp := &Topic{
proto.Model_Topic{
Id: dbm.UUID(),
Channel: req.Channel,
Persona: p.Id,
Body: bs,
},
}
if err = dbif.Insert(tp); err != nil {
return nil, &proto.Err{Type: proto.Error_TopicCreate_DatabaseError}
}
return tp, nil
}
func InsertTopicFixture(dbif Dbif) error {
locales := Locales()
var count uint64
if err := dbif.SelectOne(&count, dbm.Stmt("select count(*) from %s.topics")); err != nil {
return err
}
if count > 0 {
log.Printf("topic fixture already inserted: %v", count)
return nil
}
ids, err := dbif.Select(ChannelInfo{}, dbm.Stmt(`select id,name from %s.channels`))
if err != nil {
return err
}
for i := 0; i < 30; i++ {
var buffer bytes.Buffer
buffer.WriteString(dbm.Stmt("insert into %s.topics values"))
sep := ""
for j := 0; j < 1000; j++ {
user_id := dbm.UUID()
ci := ids[rand.Int31n(int32(len(ids)))].(*ChannelInfo)
body := proto.Model_Topic_Body{
ChannelName: ci.Name,
Name: fmt.Sprintf("user-%v", user_id),
}
bs, err := body.Marshal()
if err != nil {
return err
}
id := ci.Id
uv, dv := rand.Int31n(25), rand.Int31n(25)
buffer.WriteString(fmt.Sprintf("%s(%v,%v,%v,'%s',0,%v,%v,%v,'%s','%s',%s)",
sep, dbm.UUID(), id, user_id, locales[rand.Int31n(int32(len(locales)))],
uv-dv, uint32(uv+dv), uint32(rand.Int31n(100)),
fmt.Sprintf("debug topic %d-%d", i+1, j+1),
"text text text text text text text text text text text text text text text text text text text text",
bytesColumnEncode(bs)))
if len(sep) <= 0 {
sep = ","
}
}
buffer.WriteString(";")
if _, err := dbif.Exec(buffer.String()); err != nil {
return err
}
}
return nil
}