Files
any2anexoj/cmd/any2anexoj-cli/main.go

69 lines
1.4 KiB
Go

package main
import (
"context"
"fmt"
"log/slog"
"os"
"os/signal"
"github.com/nmoniz/any2anexoj/internal"
"github.com/nmoniz/any2anexoj/internal/trading212"
"github.com/spf13/pflag"
"golang.org/x/sync/errgroup"
)
// TODO: once we support more brokers or exchanges we should make this parameter required and
// remove/change default
var platform = pflag.StringP("platform", "p", "trading212", "one of the supported platforms")
var readerFactories = map[string]func() internal.RecordReader{
"trading212": func() internal.RecordReader { return trading212.NewRecordReader(os.Stdin) },
}
func main() {
pflag.Parse()
if platform == nil || len(*platform) == 0 {
slog.Error("--platform flag is required")
os.Exit(1)
}
err := run(context.Background(), *platform)
if err != nil {
slog.Error("found a fatal issue", slog.Any("err", err))
os.Exit(1)
}
}
func run(ctx context.Context, platform string) error {
ctx, cancel := signal.NotifyContext(ctx, os.Kill, os.Interrupt)
defer cancel()
eg, ctx := errgroup.WithContext(ctx)
slog.SetDefault(slog.New(slog.NewTextHandler(os.Stderr, nil)))
factory, ok := readerFactories[platform]
if !ok {
return fmt.Errorf("unsupported platform: %s", platform)
}
reader := factory()
writer := internal.NewTableWriter(os.Stdout)
eg.Go(func() error {
return internal.BuildReport(ctx, reader, writer)
})
err := eg.Wait()
if err != nil {
return err
}
writer.Render()
return nil
}