Redmage/api/api.go
2024-04-12 01:32:06 +07:00

71 lines
1.6 KiB
Go

package api
import (
"context"
"database/sql"
"fmt"
"github.com/robfig/cron/v3"
"github.com/teivah/broadcast"
"github.com/tigorlazuardi/redmage/api/bmessage"
"github.com/tigorlazuardi/redmage/config"
"github.com/tigorlazuardi/redmage/db/queries"
"github.com/tigorlazuardi/redmage/pkg/errs"
"github.com/tigorlazuardi/redmage/pkg/log"
)
type API struct {
queries *queries.Queries
db *sql.DB
scheduler *cron.Cron
scheduleMap map[cron.EntryID]queries.Subreddit
downloadBroadcast *broadcast.Relay[bmessage.ImageDownloadMessage]
config *config.Config
}
func New(q *queries.Queries, db *sql.DB, cfg *config.Config) *API {
return &API{
queries: q,
db: db,
scheduler: cron.New(),
scheduleMap: make(map[cron.EntryID]queries.Subreddit, 8),
downloadBroadcast: broadcast.NewRelay[bmessage.ImageDownloadMessage](),
config: cfg,
}
}
func (api *API) StartScheduler(ctx context.Context) error {
subreddits, err := api.queries.SubredditsGetAll(ctx)
if err != nil {
return errs.Wrapw(err, "failed to get all subreddits")
}
for _, subreddit := range subreddits {
err := api.scheduleSubreddit(subreddit)
if err != nil {
log.New(ctx).Err(err).Error(
fmt.Sprintf("failed to start scheduler for subreddit '%s'", subreddit.Name),
"subreddit", subreddit,
)
continue
}
}
return nil
}
func (api *API) scheduleSubreddit(subreddit queries.Subreddit) error {
id, err := api.scheduler.AddFunc(subreddit.Schedule, func() {
})
if err != nil {
return errs.Wrap(err)
}
api.scheduleMap[id] = subreddit
return nil
}