108 lines
2.0 KiB
Go
108 lines
2.0 KiB
Go
package main
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import (
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"context"
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"log"
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"os"
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"runtime/debug"
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"strconv"
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"github.com/go-co-op/gocron/v2"
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"github.com/joho/godotenv"
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"github.com/neatflowcv/seven-skies/internal/pkg/openweather"
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)
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func version() string {
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info, ok := debug.ReadBuildInfo()
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if !ok {
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return "unknown"
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}
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return info.Main.Version
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}
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func main() {
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godotenv.Load()
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key := os.Getenv("OPENWEATHER_API_KEY")
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if key == "" {
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log.Panic("OPENWEATHER_API_KEY is not set")
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}
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lat := os.Getenv("OPENWEATHER_LAT")
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if lat == "" {
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log.Panic("OPENWEATHER_LAT is not set")
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}
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lon := os.Getenv("OPENWEATHER_LON")
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if lon == "" {
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log.Panic("OPENWEATHER_LON is not set")
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}
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log.Println("version", version())
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scheduler, err := gocron.NewScheduler()
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if err != nil {
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log.Panic("error in create scheduler", err)
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}
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defer func() {
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err := scheduler.Shutdown()
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if err != nil {
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log.Println("error in shutdown scheduler", err)
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}
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}()
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latFloat, err := strconv.ParseFloat(lat, 64)
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if err != nil {
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log.Panic("error in parse lat", err)
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}
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lonFloat, err := strconv.ParseFloat(lon, 64)
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if err != nil {
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log.Panic("error in parse lon", err)
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}
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err = Task(key, latFloat, lonFloat)
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if err != nil {
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log.Panic("error in task", err)
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}
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job, err := scheduler.NewJob(
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gocron.CronJob("5 */2 * * *", false), // openweather에서 2시간마다 데이터가 업데이트 된다.
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// 5분을 준 이유는 업데이트가 바로 된다는 보장이 없어서
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gocron.NewTask(
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Task,
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key,
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latFloat,
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lonFloat,
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),
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)
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if err != nil {
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log.Panic("error in create job", err)
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}
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scheduler.Start()
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nextRun, err := job.NextRun()
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if err != nil {
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log.Panic("error in get next run", err)
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}
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log.Println("next run", nextRun)
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select {}
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}
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func Task(key string, lat float64, lon float64) error {
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log.Println("get forecast")
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forecast, err := openweather.Forecast(context.Background(), key, lat, lon)
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if err != nil {
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log.Println("error in get forecast", err)
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return err
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}
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log.Println("get forecast successfully", forecast)
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return nil
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}
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