feat: add prototype for go importer

plattform/synapse/internal/connector/connector.go

@@ -0,0 +1,13 @@
+package connector
+
+import "time"
+
+type DataSource interface {
+	Read() ([]byte, error)
+}
+
+var backoffSchedule = []time.Duration{
+	1 * time.Second,
+	3 * time.Second,
+	10 * time.Second,
+}

plattform/synapse/internal/connector/dispolive-connector.go

@@ -0,0 +1,43 @@
+package connector
+
+import (
+	"context"
+	"fmt"
+	"io"
+	"net/http"
+	"os"
+	"time"
+)
+
+type DispoliveDataSource struct {
+}
+
+func (dc *DispoliveDataSource) Read(ctx context.Context) ([]byte, error) {
+	ctxWithTimeout, cancel := context.WithTimeout(ctx, 1000*time.Millisecond)
+	defer cancel()
+
+	key := os.Getenv("DISPOLIVE_API_KEY")
+	if key == "" {
+		return []byte{}, fmt.Errorf("couldn't perform request: Dispolive API key not found")
+	}
+
+	req, err := http.NewRequestWithContext(ctxWithTimeout, "GET", "https://avicenna.dispolive.de/custom/open-api/fahrberichte/findByRange/2025-06-20_2025-06-21", nil)
+	if err != nil {
+		return []byte{}, fmt.Errorf("couldn't construct the request: %w", err)
+	}
+	req.Header.Set("Authorization", "Bearer "+key)
+	req.Header.Set("dispolive-api-version", "v1.0.1")
+
+	client := &http.Client{}
+	res, err := client.Do(req)
+	if err != nil {
+		return []byte{}, fmt.Errorf("request returned an error: %w", err)
+	}
+	body, err := io.ReadAll(res.Body)
+	res.Body.Close()
+	if err != nil {
+		return []byte{}, fmt.Errorf("couldn't read body: %w", err)
+	}
+
+	return body, nil
+}

plattform/synapse/internal/connector/dispolive-legacy-connector.go

@@ -0,0 +1,88 @@
+package connector
+
+import (
+	"bytes"
+	"context"
+	"encoding/json"
+	"fmt"
+	"io"
+	"net/http"
+	"os"
+	"strings"
+	"time"
+)
+
+const dispoliveBaseUrl = "https://avicenna.dispolive.de"
+
+type DispoliveLegacyDataSource struct{}
+
+func (dc *DispoliveLegacyDataSource) Read(ctx context.Context) ([]byte, error) {
+	ctxWithTimeout, cancel := context.WithTimeout(ctx, 1000*time.Millisecond)
+	defer cancel()
+
+	key := os.Getenv("DISPOLIVE_API_KEY")
+	if key == "" {
+		return []byte{}, fmt.Errorf("couldn't perform request: Dispolive API key not found")
+	}
+
+	req, err := http.NewRequestWithContext(ctxWithTimeout, "GET", "https://avicenna.dispolive.de/custom/open-api/fahrberichte/findByRange/2025-06-20_2025-06-21", nil)
+	if err != nil {
+		return []byte{}, fmt.Errorf("couldn't construct the request: %w", err)
+	}
+	req.Header.Set("Authorization", "Bearer "+key)
+	req.Header.Set("dispolive-api-version", "v1.0.1")
+
+	client := &http.Client{}
+	res, err := client.Do(req)
+	if err != nil {
+		return []byte{}, fmt.Errorf("request returned an error: %w", err)
+	}
+	body, err := io.ReadAll(res.Body)
+	res.Body.Close()
+	if err != nil {
+		return []byte{}, fmt.Errorf("couldn't read body: %w", err)
+	}
+
+	return body, nil
+}
+
+func (dc *DispoliveLegacyDataSource) Login() (string, error) {
+	username := os.Getenv("DISPOLIVE_USERNAME")
+	password := os.Getenv("DISPOLIVE_PASSWORD")
+	if username == "" || password == "" {
+		return "", fmt.Errorf("authentication not possible, no username or password")
+	}
+	return dc.login(username, password)
+}
+
+func (dc *DispoliveLegacyDataSource) login(username, password string) (string, error) {
+	ctxWithTimeout, cancel := context.WithTimeout(context.TODO(), 1000*time.Millisecond)
+	defer cancel()
+
+	payload := map[string]string{"username": username, "password": password}
+	jsonPayload, _ := json.Marshal(payload)
+	req, err := http.NewRequestWithContext(ctxWithTimeout, "POST", dispoliveBaseUrl+"/login", bytes.NewBuffer(jsonPayload))
+	if err != nil {
+		return "", fmt.Errorf("couldn't construct the request: %w", err)
+	}
+	req.Header.Set("Content-Type", "application/json")
+	res, err := http.DefaultClient.Do(req)
+	if err != nil {
+		return "", fmt.Errorf("request returned an error: %w", err)
+	}
+
+	cookies := res.Header.Values("set-cookie")
+
+	cookieString := strings.Split(strings.Join(cookies, ";"), ";")
+	var authCookies = ""
+	for _, v := range cookieString {
+		if strings.Contains(v, "koa.sid") {
+			if authCookies == "" {
+				authCookies = v
+			} else {
+				authCookies = strings.Join([]string{authCookies, v}, "; ")
+			}
+		}
+	}
+	return authCookies, nil
+}

plattform/synapse/internal/transformer/transformer.go

@@ -0,0 +1,7 @@
+package transformer
+
+import "synapse/pkg/model"
+
+func TransformTourData(rawData []byte) ([]model.TransformedTourModel, error) {
+	return []model.TransformedTourModel{}, nil
+}