Add weather API bundle adapter

internal/app/app.go

@@ -6,7 +6,9 @@ import (
 	"fmt"
 	"time"
 
+	"gitea.maximumdirect.net/eric/weatherreporter/internal/adapters/weatherapi"
 	"gitea.maximumdirect.net/eric/weatherreporter/internal/config"
+	"gitea.maximumdirect.net/eric/weatherreporter/internal/forecast"
 )
 
 type ReportKind string
@@ -40,6 +42,11 @@ type BatchRequest struct {
 	Batch  BatchKind
 }
 
+type FetchBundleRequest struct {
+	Config     config.Config
+	OutputPath string
+}
+
 func Generate(ctx context.Context, req GenerateRequest) error {
 	_ = ctx
 	_ = req
@@ -51,3 +58,29 @@ func RunBatch(ctx context.Context, req BatchRequest) error {
 	_ = req
 	return fmt.Errorf("run is not implemented")
 }
+
+func FetchBundle(ctx context.Context, req FetchBundleRequest) (*forecast.Bundle, error) {
+	client, err := weatherapi.New(req.Config)
+	if err != nil {
+		return nil, err
+	}
+	bundle, err := client.FetchBundle(ctx)
+	if err != nil {
+		return nil, err
+	}
+	return bundle, nil
+}
+
+func FetchAndSaveBundle(ctx context.Context, req FetchBundleRequest) (*forecast.Bundle, error) {
+	if req.OutputPath == "" {
+		return nil, fmt.Errorf("output path is required")
+	}
+	bundle, err := FetchBundle(ctx, req)
+	if err != nil {
+		return nil, err
+	}
+	if err := weatherapi.SaveBundle(req.OutputPath, bundle); err != nil {
+		return nil, err
+	}
+	return bundle, nil
+}