/
metrics-service.go
114 lines (93 loc) · 3.58 KB
/
metrics-service.go
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package wavy
import (
"context"
"encoding/json"
"fmt"
"io/ioutil"
"strconv"
"github.com/hashicorp/go-hclog"
)
// MetricsService
// Reference for accessing global wavy.fm metrics.
// https://wavy.fm/developers/docs/v1beta/metrics
type MetricsService interface {
// GetTotalListens
// Retrieves the total amount of listens recorded on wavy.fm. Note that this value is cached for a few seconds.
GetTotalListens(ctx context.Context) (int, error)
// GetTotalUsers
// Retrieves the total amount of registered users on wavy.fm. Note that this value is cached for a few seconds.
GetTotalUsers(ctx context.Context) (int, error)
// GetUserListensLeaderboard
// Retrieves the leaderboard of the top 10 users by listen count. Note that this endpoint is cached for a few minutes.
GetUserListensLeaderboard(ctx context.Context) (UserListensLeaderboardResponse, error)
}
type metricsService struct {
c *client
logger hclog.Logger
}
func newMetricsService(c *client, logger hclog.Logger) MetricsService {
logger = logger.Named("metrics-service")
return &metricsService{
logger: logger,
c: c,
}
}
// GetTotalListens
// Retrieves the total amount of listens recorded on wavy.fm. Note that this value is cached for a few seconds.
func (m *metricsService) GetTotalListens(ctx context.Context) (int, error) {
m.logger.Trace("fetching total listens")
defer m.logger.Trace("finished fetching total listens")
res, err := m.c.get("/metrics/total-listens")
if err != nil {
return 0, fmt.Errorf("%s: failed to request total listens: %w", m.logger.Name(), err)
}
rawBody, err := ioutil.ReadAll(res.Body)
if err != nil {
return 0, fmt.Errorf("%s: failed to parse response body: %w", m.logger.Name(), err)
}
totalListens, err := strconv.Atoi(string(rawBody))
if err != nil {
return 0, fmt.Errorf("%s: failed to parse response body to int: %w", m.logger.Name(), err)
}
return totalListens, nil
}
// GetTotalUsers
// Retrieves the total amount of registered users on wavy.fm. Note that this value is cached for a few seconds.
func (m *metricsService) GetTotalUsers(ctx context.Context) (int, error) {
m.logger.Trace("fetching total users")
defer m.logger.Trace("finished fetching total users")
res, err := m.c.get("/metrics/total-users")
if err != nil {
return 0, fmt.Errorf("%s: failed to request total users: %w", m.logger.Name(), err)
}
rawBody, err := ioutil.ReadAll(res.Body)
if err != nil {
return 0, fmt.Errorf("%s: failed to parse response body: %w", m.logger.Name(), err)
}
totalUsers, err := strconv.Atoi(string(rawBody))
if err != nil {
return 0, fmt.Errorf("%s: failed to parse response body to int: %w", m.logger.Name(), err)
}
return totalUsers, nil
}
// GetUserListensLeaderboard
// Retrieves the leaderboard of the top 10 users by listen count. Note that this endpoint is cached for a few minutes.
func (m *metricsService) GetUserListensLeaderboard(ctx context.Context) (UserListensLeaderboardResponse, error) {
m.logger.Trace("fetching user listen leaderboards")
defer m.logger.Trace("finished fetching user listen leaderboards")
res, err := m.c.get("/metrics/user-listens-leaderboard")
if err != nil {
return nil, fmt.Errorf("%s: failed to request total users: %w", m.logger.Name(), err)
}
var leaderBoard UserListensLeaderboardResponse
err = json.NewDecoder(res.Body).Decode(&leaderBoard)
if err != nil {
return nil, fmt.Errorf("%s: failed to parse response body to struct: %w", m.logger.Name(), err)
}
return leaderBoard, nil
}
type UserListensLeaderboardResponse []struct {
Count int `json:"count"`
Username string `json:"username"`
UserID string `json:"user_id"`
}