Refactor APIClient, start to add support for time trackers

mite/mite.go

@@ -3,6 +3,7 @@ package mite
 import (
 	"bytes"
 	"encoding/json"
+	"errors"
 	"fmt"
 	"net/http"
 	"time"
@@ -56,7 +57,7 @@ func (p Project) GetName() string { return p.Name + " (" + p.CustomerName + ")"
 func (a APIClient) GetProjects() (Projects, error) {
 	// GET /projects.json
 	p := APIProjects{}
-	err := get(a.domain, a.apiKey, "/projects.json", &p)
+	err := a.get("/projects.json", &p)
 	if err != nil {
 		return nil, err
 	}
@@ -98,7 +99,7 @@ func (c Customer) GetName() string { return c.Name }
 func (a APIClient) GetCustomers() (Customers, error) {
 	// GET /customers.json
 	p := apiCustomers{}
-	err := get(a.domain, a.apiKey, "/customers.json", &p)
+	err := a.get("/customers.json", &p)
 	if err != nil {
 		return nil, err
 	}
@@ -142,7 +143,7 @@ func (s Service) GetName() string {
 func (a APIClient) GetServices() (Services, error) {
 	// GET /services.json
 	p := apiServices{}
-	err := get(a.domain, a.apiKey, "/services.json", &p)
+	err := a.get("/services.json", &p)
 	if err != nil {
 		return nil, err
 	}
@@ -215,7 +216,7 @@ func (a APIClient) GetTimeEntries(from, to time.Time) (TimeEntries, error) {
 	p := apiTimeEntry{}
 	u := fmt.Sprintf("/time_entries.json?from=%s&to=%s", from.Format(time.DateOnly), to.Format(time.DateOnly))
 
-	err := get(a.domain, a.apiKey, u, &p)
+	err := a.get(u, &p)
 	if err != nil {
 		return nil, err
 	}
@@ -253,23 +254,62 @@ func (a APIClient) AddTimeEntry(date string, minutes int, notes string, projectI
 	req.RequestTimeEntryHolder.ProjectID = projectId
 	req.RequestTimeEntryHolder.ServiceID = serviceId
 
-	err := post(a.domain, a.apiKey, "/time_entries.json", req)
+	err := a.post("/time_entries.json", req)
 	return err
-
 }
 
-func post(domain, apiKey, path string, data any) error {
+type apiTimeTrackerEntry struct {
+	TimeTrackerHolder timeTrackerHolder `json:"tracker"`
+}
+
+type timeTrackerHolder struct {
+	TrackingTimeEntry *TrackingTimeEntry `json:"tracking_time_entry"`
+}
+
+type TrackingTimeEntry struct {
+	ID      int       `json:"id"`
+	Minutes int       `json:"minutes"`
+	Since   time.Time `json:"since"`
+}
+
+// {
+// 	"tracker": {
+// 	  "tracking_time_entry": {
+// 		"id": 36135321,
+// 		"minutes": 247,
+// 		"since": "2015-10-15T17:05:04+02:00"
+// 	  }
+// 	}
+//   }
+
+var ErrNoTracker = errors.New("no time tracker running")
+
+// GetTimeTracker gets the current running time tracker. If no tracker is
+// running, the error returned will be ErrNoTracker
+func (a APIClient) GetTimeTracker() (TrackingTimeEntry, error) {
+	r := apiTimeTrackerEntry{}
+	err := a.get("/tracker.json", &r)
+	if err != nil {
+		return TrackingTimeEntry{}, err
+	}
+	if r.TimeTrackerHolder.TrackingTimeEntry == nil {
+		return TrackingTimeEntry{}, ErrNoTracker
+	}
+	return *r.TimeTrackerHolder.TrackingTimeEntry, nil
+}
+
+func (a APIClient) post(path string, data any) error {
 
 	b, err := json.Marshal(data)
 	if err != nil {
 		return err
 	}
 
-	req, err := http.NewRequest("POST", baseurl(domain, path), bytes.NewBuffer(b))
+	req, err := http.NewRequest("POST", baseurl(a.domain, path), bytes.NewBuffer(b))
 	if err != nil {
 		return err
 	}
-	req.Header.Add("X-MiteApiKey", apiKey)
+	req.Header.Add("X-MiteApiKey", a.apiKey)
 	req.Header.Add("Content-Type", "application/json")
 	resp, err := http.DefaultClient.Do(req)
 
@@ -285,12 +325,12 @@ func post(domain, apiKey, path string, data any) error {
 
 }
 
-func get(domain, apiKey, path string, data any) error {
-	req, err := http.NewRequest("GET", baseurl(domain, path), nil)
+func (a APIClient) get(path string, data any) error {
+	req, err := http.NewRequest("GET", baseurl(a.domain, path), nil)
 	if err != nil {
 		return err
 	}
-	req.Header.Add("X-MiteApiKey", apiKey)
+	req.Header.Add("X-MiteApiKey", a.apiKey)
 	resp, err := http.DefaultClient.Do(req)
 
 	if err != nil {
@@ -305,7 +345,6 @@ func get(domain, apiKey, path string, data any) error {
 		return err
 	}
 	return nil
-
 }
 
 func baseurl(domain, path string) string {