able to list products

cmd/dev/sravnicli/core.go

@@ -0,0 +1,50 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"log/slog"
+	"os"
+
+	"git.loyso.art/frx/kurious/internal/infrastructure/interfaceadapters/courses/sravni"
+
+	"github.com/teris-io/cli"
+)
+
+const (
+	debugOptName = "verbose"
+	jsonOptName  = "json"
+)
+
+var limitOption = cli.NewOption("limit", "Limits amount of items to return").WithType(cli.TypeInt)
+var offsetOption = cli.NewOption("offset", "Offsets items to return").WithType(cli.TypeInt)
+
+func makeLogger(options map[string]string) *slog.Logger {
+	level := slog.LevelInfo
+	if _, ok := options[debugOptName]; ok {
+		level = slog.LevelDebug
+	}
+
+	opts := slog.HandlerOptions{
+		Level: level,
+	}
+
+	var h slog.Handler
+	if _, ok := options[jsonOptName]; ok {
+		h = slog.NewJSONHandler(os.Stdout, &opts)
+	} else {
+		h = slog.NewTextHandler(os.Stdout, &opts)
+	}
+
+	return slog.New(h)
+}
+
+func makeSravniClient(ctx context.Context, log *slog.Logger, options map[string]string) (sravni.Client, error) {
+	_, isDebug := options[debugOptName]
+	client, err := sravni.NewClient(ctx, log, isDebug)
+	if err != nil {
+		return nil, fmt.Errorf("making new client: %w", err)
+	}
+
+	return client, nil
+}