From 3f5f9eff7d790f97a4a95eb3296bcd20665ebac4 Mon Sep 17 00:00:00 2001
From: Kalle Carlbark <kalle.carlbark@kcbark.net>
Date: Wed, 26 May 2021 10:58:32 +0200
Subject: [PATCH] Add ability to list device types

---
 device_types.go | 129 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 129 insertions(+)
 create mode 100644 device_types.go

diff --git a/device_types.go b/device_types.go
new file mode 100644
index 0000000..923c1dd
--- /dev/null
+++ b/device_types.go
@@ -0,0 +1,129 @@
+package netboxgo
+
+import (
+	"crypto/tls"
+	"encoding/json"
+	"io/ioutil"
+	"net/http"
+	"net/url"
+	"time"
+
+	"github.com/gorilla/schema"
+	"github.com/pkg/errors"
+)
+
+type ListDeviceTypes struct {
+	Count    int          `json:"count"`
+	Next     string       `json:"next"`
+	Previous string       `json:"previous"`
+	Results  []DeviceType `json:"results"`
+}
+
+type DeviceType struct {
+	ID           int    `json:"id"`
+	URL          string `json:"url"`
+	Manufacturer struct {
+		ID              int    `json:"id"`
+		URL             string `json:"url"`
+		Name            string `json:"name"`
+		Slug            string `json:"slug"`
+		DevicetypeCount int    `json:"devicetype_count"`
+	} `json:"manufacturer"`
+	Model         string `json:"model"`
+	Slug          string `json:"slug"`
+	DisplayName   string `json:"display_name"`
+	PartNumber    string `json:"part_number"`
+	UHeight       int    `json:"u_height"`
+	IsFullDepth   bool   `json:"is_full_depth"`
+	SubdeviceRole struct {
+		Label string `json:"label"`
+		Value string `json:"value"`
+	} `json:"subdevice_role"`
+	FrontImage string `json:"front_image"`
+	RearImage  string `json:"rear_image"`
+	Comments   string `json:"comments"`
+	Tags       []struct {
+		ID    int    `json:"id"`
+		URL   string `json:"url"`
+		Name  string `json:"name"`
+		Slug  string `json:"slug"`
+		Color string `json:"color"`
+	} `json:"tags"`
+	CustomFields struct {
+	} `json:"custom_fields"`
+	Created     string    `json:"created"`
+	LastUpdated time.Time `json:"last_updated"`
+	DeviceCount int       `json:"device_count"`
+}
+
+// DeviceTypeFilter is used to filter dcim_device_types_list query to the Netbox API
+type DeviceTypeFilter struct {
+	Offset int64 `schema:"offset,omitempty"`
+	Limit  int64 `schema:"limit,omitempty"`
+
+	// User specific filters
+	ID          string `schema:"id,omitempty"`
+	Model       string `schema:"model,omitempty"`
+	Slug        string `schema:"slug,omitempty"`
+	PartNumber  string `schema:"part_number,omitempty"`
+	AssetTag    string `schema:"asset_tag,omitempty"`
+	UHeight     string `schema:"u_height,omitempty"`
+	IsFullDepth string `schema:"is_full_depth,omitempty"`
+	Tag         string `schema:"tag,omitempty"`
+}
+
+// ListDeviceTypes method returns dcim_device_types_list from Netbox API
+func (n *NetBox) ListDeviceTypes(d *ListDeviceTypes, f *DeviceTypeFilter) error {
+	encoder := schema.NewEncoder()
+
+	transport := &http.Transport{
+		TLSClientConfig: &tls.Config{InsecureSkipVerify: n.InsecureSkipVerify},
+	}
+	timeout := time.Duration(60 * time.Second)
+	client := &http.Client{
+		Timeout:   timeout,
+		Transport: transport,
+	}
+	deviceurl := n.RootURL + "/api/dcim/device-types/"
+	if f != nil {
+		form := url.Values{}
+		err := encoder.Encode(f, form)
+		if err != nil {
+			return err
+		}
+		query := form.Encode()
+		deviceurl = deviceurl + "?" + query
+	}
+	var request *http.Request
+	var err error
+	request, err = http.NewRequest("GET", deviceurl, nil)
+	if err != nil {
+		return err
+	}
+	request.Header.Add("Accept", "application/json")
+	request.Header.Add("Authorization", " Token "+n.Token)
+	response, err := client.Do(request)
+	if err != nil {
+		return err
+	}
+
+	if response.StatusCode != http.StatusOK {
+		return errors.Errorf("Error: response was: %d should be %d (%s)\n", response.StatusCode, http.StatusOK, deviceurl)
+	}
+
+	data, err := ioutil.ReadAll(response.Body)
+	if err != nil {
+		return err
+	}
+
+	err = response.Body.Close()
+	if err != nil {
+		return err
+	}
+
+	err = json.Unmarshal(data, &d)
+	if err != nil {
+		return err
+	}
+	return nil
+}