sync

internal/api/activities.go

@@ -0,0 +1,49 @@
+package api
+
+import (
+	"context"
+	"fmt"
+	"time"
+)
+
+// Activity represents a Garmin Connect activity
+type Activity struct {
+	ActivityID int64     `json:"activityId"`
+	Name       string    `json:"activityName"`
+	Type       string    `json:"activityType"`
+	StartTime  time.Time `json:"startTimeLocal"`
+	Duration   float64   `json:"duration"`
+	Distance   float64   `json:"distance"`
+}
+
+// ActivitiesResponse represents the response from the activities endpoint
+type ActivitiesResponse struct {
+	Activities []Activity `json:"activities"`
+	Pagination Pagination `json:"pagination"`
+}
+
+// Pagination represents pagination information in API responses
+type Pagination struct {
+	PageSize   int `json:"pageSize"`
+	TotalCount int `json:"totalCount"`
+	Page       int `json:"page"`
+}
+
+// GetActivities retrieves a list of activities with pagination
+func (c *Client) GetActivities(ctx context.Context, page int, pageSize int) ([]Activity, *Pagination, error) {
+	path := "/activitylist-service/activities/search"
+	query := fmt.Sprintf("?page=%d&pageSize=%d", page, pageSize)
+
+	var response ActivitiesResponse
+	err := c.Get(ctx, path+query, &response)
+	if err != nil {
+		return nil, nil, fmt.Errorf("failed to get activities: %w", err)
+	}
+
+	// Validate we received some activities
+	if len(response.Activities) == 0 {
+		return nil, nil, fmt.Errorf("no activities found")
+	}
+
+	return response.Activities, &response.Pagination, nil
+}

internal/api/client.go

@@ -0,0 +1,121 @@
+package api
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"io"
+	"net/http"
+	"net/url"
+	"time"
+
+	"golang.org/x/time/rate"
+)
+
+// Client handles communication with the Garmin Connect API
+type Client struct {
+	baseURL    *url.URL
+	httpClient *http.Client
+	limiter    *rate.Limiter
+	logger     Logger
+}
+
+// NewClient creates a new API client
+func NewClient(baseURL string, httpClient *http.Client) (*Client, error) {
+	u, err := url.Parse(baseURL)
+	if err != nil {
+		return nil, fmt.Errorf("invalid base URL: %w", err)
+	}
+
+	if httpClient == nil {
+		httpClient = http.DefaultClient
+	}
+
+	return &Client{
+		baseURL:    u,
+		httpClient: httpClient,
+		limiter:    rate.NewLimiter(rate.Every(time.Second/10), 10), // 10 requests per second
+		logger:     &stdLogger{},
+	}, nil
+}
+
+// SetLogger sets the client's logger
+func (c *Client) SetLogger(logger Logger) {
+	c.logger = logger
+}
+
+// SetRateLimit configures the rate limiter
+func (c *Client) SetRateLimit(interval time.Duration, burst int) {
+	c.limiter = rate.NewLimiter(rate.Every(interval), burst)
+}
+
+// Get performs a GET request
+func (c *Client) Get(ctx context.Context, path string, v interface{}) error {
+	return c.doRequest(ctx, http.MethodGet, path, nil, v)
+}
+
+// Post performs a POST request
+func (c *Client) Post(ctx context.Context, path string, body io.Reader, v interface{}) error {
+	return c.doRequest(ctx, http.MethodPost, path, body, v)
+}
+
+func (c *Client) doRequest(ctx context.Context, method, path string, body io.Reader, v interface{}) error {
+	// Wait for rate limiter
+	if err := c.limiter.Wait(ctx); err != nil {
+		return fmt.Errorf("rate limit wait failed: %w", err)
+	}
+
+	// Create request
+	u := c.baseURL.ResolveReference(&url.URL{Path: path})
+	req, err := http.NewRequestWithContext(ctx, method, u.String(), body)
+	if err != nil {
+		return fmt.Errorf("create request failed: %w", err)
+	}
+
+	// Set headers
+	req.Header.Set("Accept", "application/json")
+	if body != nil {
+		req.Header.Set("Content-Type", "application/json")
+	}
+
+	c.logger.Debugf("Request: %s %s", method, u.String())
+
+	// Execute request
+	resp, err := c.httpClient.Do(req)
+	if err != nil {
+		return fmt.Errorf("request failed: %w", err)
+	}
+	defer resp.Body.Close()
+
+	c.logger.Debugf("Response status: %s", resp.Status)
+
+	// Handle non-200 responses
+	if resp.StatusCode < 200 || resp.StatusCode >= 300 {
+		return fmt.Errorf("unexpected status code: %d", resp.StatusCode)
+	}
+
+	// Parse response
+	if v == nil {
+		return nil
+	}
+
+	if err := json.NewDecoder(resp.Body).Decode(v); err != nil {
+		return fmt.Errorf("decode response failed: %w", err)
+	}
+
+	return nil
+}
+
+// Logger defines the logging interface for the client
+type Logger interface {
+	Debugf(format string, args ...interface{})
+	Infof(format string, args ...interface{})
+	Errorf(format string, args ...interface{})
+}
+
+// stdLogger is the default logger that uses the standard log package
+type stdLogger struct{}
+
+func (l *stdLogger) Debugf(format string, args ...interface{}) {}
+func (l *stdLogger) Infof(format string, args ...interface{})  {}
+func (l *stdLogger) Errorf(format string, args ...interface{}) {}

internal/api/user.go

@@ -0,0 +1,38 @@
+package api
+
+import (
+	"context"
+	"fmt"
+)
+
+// UserProfile represents a Garmin Connect user profile
+type UserProfile struct {
+	DisplayName   string `json:"displayName"`
+	FullName      string `json:"fullName"`
+	EmailAddress  string `json:"emailAddress"`
+	Username      string `json:"username"`
+	ProfileID     string `json:"profileId"`
+	ProfileImage  string `json:"profileImageUrlLarge"`
+	Location      string `json:"location"`
+	FitnessLevel  string `json:"fitnessLevel"`
+	Height        float64 `json:"height"`
+	Weight        float64 `json:"weight"`
+	Birthdate     string `json:"birthDate"`
+}
+
+// GetUserProfile retrieves the user's profile information
+func (c *Client) GetUserProfile(ctx context.Context) (*UserProfile, error) {
+	var profile UserProfile
+	path := "/userprofile-service/socialProfile"
+	
+	if err := c.Get(ctx, path, &profile); err != nil {
+		return nil, fmt.Errorf("failed to get user profile: %w", err)
+	}
+	
+	// Handle empty profile response
+	if profile.ProfileID == "" {
+		return nil, fmt.Errorf("user profile not found")
+	}
+	
+	return &profile, nil
+}