[v3.2] Add grafana dashboard importing API (#11)

* Add API to import grafana templates to kubesphere dashboard
* Merge and fix the latest codes from kubesphere #2501

Signed-off-by: zhu733756 <talonzhu@yunify.com>

vendor/github.com/grafana-tools/sdk/rest-alertnotification.go

@@ -0,0 +1,178 @@
+package sdk
+
+/*
+   Copyright 2016-2020 The Grafana SDK authors
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+	   http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+)
+
+// GetAllAlertNotifications gets all alert notification channels.
+// Reflects GET /api/alert-notifications API call.
+func (c *Client) GetAllAlertNotifications(ctx context.Context) ([]AlertNotification, error) {
+	var (
+		raw  []byte
+		an   []AlertNotification
+		code int
+		err  error
+	)
+	if raw, code, err = c.get(ctx, "api/alert-notifications", nil); err != nil {
+		return nil, err
+	}
+	if code != 200 {
+		return nil, fmt.Errorf("HTTP error %d: returns %s", code, raw)
+	}
+	err = json.Unmarshal(raw, &an)
+	return an, err
+}
+
+// GetAlertNotificationUID gets the alert notification channel which has the specified uid.
+// Reflects GET /api/alert-notifications/uid/:uid API call.
+func (c *Client) GetAlertNotificationUID(ctx context.Context, uid string) (AlertNotification, error) {
+	var (
+		raw  []byte
+		an   AlertNotification
+		code int
+		err  error
+	)
+	if raw, code, err = c.get(ctx, fmt.Sprintf("api/alert-notifications/uid/%s", uid), nil); err != nil {
+		return an, err
+	}
+	if code != 200 {
+		return an, fmt.Errorf("HTTP error %d: returns %s", code, raw)
+	}
+	err = json.Unmarshal(raw, &an)
+	return an, err
+}
+
+// GetAlertNotificationID gets the alert notification channel which has the specified id.
+// Reflects GET /api/alert-notifications/:id API call.
+func (c *Client) GetAlertNotificationID(ctx context.Context, id uint) (AlertNotification, error) {
+	var (
+		raw  []byte
+		an   AlertNotification
+		code int
+		err  error
+	)
+	if raw, code, err = c.get(ctx, fmt.Sprintf("api/alert-notifications/%d", id), nil); err != nil {
+		return an, err
+	}
+	if code != 200 {
+		return an, fmt.Errorf("HTTP error %d: returns %s", code, raw)
+	}
+	err = json.Unmarshal(raw, &an)
+	return an, err
+}
+
+// CreateAlertNotification creates a new alert notification channel.
+// Reflects POST /api/alert-notifications API call.
+func (c *Client) CreateAlertNotification(ctx context.Context, an AlertNotification) (int64, error) {
+	var (
+		raw  []byte
+		code int
+		err  error
+	)
+	if raw, err = json.Marshal(an); err != nil {
+		return -1, err
+	}
+	if raw, code, err = c.post(ctx, "api/alert-notifications", nil, raw); err != nil {
+		return -1, err
+	}
+	if code != 200 {
+		return -1, fmt.Errorf("HTTP error %d: returns %s", code, raw)
+	}
+	result := struct {
+		ID int64 `json:"id"`
+	}{}
+	err = json.Unmarshal(raw, &result)
+	return result.ID, err
+}
+
+// UpdateAlertNotificationUID updates the specified alert notification channel.
+// Reflects PUT /api/alert-notifications/uid/:uid API call.
+func (c *Client) UpdateAlertNotificationUID(ctx context.Context, an AlertNotification, uid string) error {
+	var (
+		raw  []byte
+		code int
+		err  error
+	)
+	if raw, err = json.Marshal(an); err != nil {
+		return err
+	}
+	if raw, code, err = c.put(ctx, fmt.Sprintf("api/alert-notifications/uid/%s", uid), nil, raw); err != nil {
+		return err
+	}
+	if code != 200 {
+		return fmt.Errorf("HTTP error %d: returns %s", code, raw)
+	}
+	return nil
+}
+
+// UpdateAlertNotificationID updates the specified alert notification channel.
+// Reflects PUT /api/alert-notifications/:id API call.
+func (c *Client) UpdateAlertNotificationID(ctx context.Context, an AlertNotification, id uint) error {
+	var (
+		raw  []byte
+		code int
+		err  error
+	)
+	if raw, err = json.Marshal(an); err != nil {
+		return err
+	}
+	if raw, code, err = c.put(ctx, fmt.Sprintf("api/alert-notifications/%d", id), nil, raw); err != nil {
+		return err
+	}
+	if code != 200 {
+		return fmt.Errorf("HTTP error %d: returns %s", code, raw)
+	}
+	return nil
+}
+
+// DeleteAlertNotificationUID deletes the specified alert notification channel.
+// Reflects DELETE /api/alert-notifications/uid/:uid API call.
+func (c *Client) DeleteAlertNotificationUID(ctx context.Context, uid string) error {
+	var (
+		raw  []byte
+		code int
+		err  error
+	)
+	if raw, code, err = c.delete(ctx, fmt.Sprintf("api/alert-notifications/uid/%s", uid)); err != nil {
+		return err
+	}
+	if code != 200 {
+		return fmt.Errorf("HTTP error %d: returns %s", code, raw)
+	}
+	return nil
+}
+
+// DeleteAlertNotificationID deletes the specified alert notification channel.
+// Reflects DELETE /api/alert-notifications/:id API call.
+func (c *Client) DeleteAlertNotificationID(ctx context.Context, id uint) error {
+	var (
+		raw  []byte
+		code int
+		err  error
+	)
+	if raw, code, err = c.delete(ctx, fmt.Sprintf("api/alert-notifications/%d", id)); err != nil {
+		return err
+	}
+	if code != 200 {
+		return fmt.Errorf("HTTP error %d: returns %s", code, raw)
+	}
+	return nil
+}