From 993b279101d8c0b87888479ac69e9e96b0313e0a Mon Sep 17 00:00:00 2001
From: Joel Hermanns <joel.hermanns@gmail.com>
Date: Wed, 7 Feb 2024 07:17:03 +0100
Subject: [PATCH] add support for TicketMetricEvents API

---
 zendesk/ticket_metric_events.go | 94 +++++++++++++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100644 zendesk/ticket_metric_events.go

diff --git a/zendesk/ticket_metric_events.go b/zendesk/ticket_metric_events.go
new file mode 100644
index 0000000..d5b37b4
--- /dev/null
+++ b/zendesk/ticket_metric_events.go
@@ -0,0 +1,94 @@
+package zendesk
+
+import (
+	"context"
+	"encoding/json"
+	"time"
+)
+
+// SLA represents the SLA payload as part of a ticket metric event
+type SLA struct {
+	Target        int  `json:"target"`
+	BusinessHours bool `json:"business_hours"`
+	Policy        struct {
+		ID          json.RawMessage `json:"id"`
+		Title       string          `json:"title"`
+		Description string          `json:"description"`
+	} `json:"policy"`
+}
+
+// TicketMetricEvent represents a ticket metrc event
+type TicketMetricEvent struct {
+	ID         int64     `json:"id"`
+	InstanceID int       `json:"instance_id"`
+	Metric     string    `json:"metric"`
+	TicketID   int       `json:"ticket_id"`
+	Time       time.Time `json:"time"`
+	Type       string    `json:"type"`
+
+	// optional fields depending on type
+	Status   *TimeDuration `json:"status,omitempty"`
+	SLA      *SLA          `json:"sla,omitempty"`
+	GroupSLA *SLA          `json:"group_sla,omitempty"`
+	Deleted  bool          `json:"deleted,omitempty"`
+}
+
+// Timestamp is used to unmarshal a UNIX timestamp into time.Time
+type Timestamp struct {
+	time.Time
+}
+
+func (p *Timestamp) UnmarshalJSON(bytes []byte) error {
+	var raw int64
+	err := json.Unmarshal(bytes, &raw)
+	if err != nil {
+		return err
+	}
+	p.Time = time.Unix(raw, 0)
+	return nil
+}
+
+// TicketMetricEventsPage represents the page information of the TicketMetricEvents API response
+type TicketMetricEventsPage struct {
+	Count       int       `json:"count"`
+	EndTime     Timestamp `json:"end_time"`
+	EndOfStream bool      `json:"end_of_stream"`
+	NextPage    string    `json:"next_page"`
+}
+
+// TicketMetricEventsAPI is the interface of the TicketMetricEvents API
+type TicketMetricEventsAPI interface {
+	GetTicketMetricEvents(ctx context.Context, start time.Time) ([]TicketMetricEvent, TicketMetricEventsPage, error)
+}
+
+// TicketMetricEventsOptions represents the options for the  GetTicketMetricEvents method
+type TicketMetricEventsOptions struct {
+	StartTime int64 `url:"start_time"`
+}
+
+// GetTicketMetricEvents
+func (z *Client) GetTicketMetricEvents(ctx context.Context, start time.Time) ([]TicketMetricEvent, TicketMetricEventsPage, error) {
+	var data struct {
+		TicketMetricEventsPage
+		TicketMetricEvents []TicketMetricEvent `json:"ticket_metric_events"`
+	}
+
+	opts := TicketMetricEventsOptions{
+		StartTime: start.Unix(),
+	}
+	u, err := addOptions("/incremental/ticket_metric_events.json", opts)
+	if err != nil {
+		return nil, TicketMetricEventsPage{}, err
+	}
+
+	body, err := z.get(ctx, u)
+	if err != nil {
+		return nil, TicketMetricEventsPage{}, err
+	}
+
+	err = json.Unmarshal(body, &data)
+	if err != nil {
+		return nil, TicketMetricEventsPage{}, err
+	}
+	return data.TicketMetricEvents, data.TicketMetricEventsPage, nil
+}