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mirror of synced 2024-11-28 16:06:04 +03:00
mg-transport-api-client-go/v1/client.go

877 lines
23 KiB
Go

package v1
import (
"bytes"
"encoding/json"
"errors"
"fmt"
"io"
"log"
"net/http"
"net/url"
"strconv"
"time"
"github.com/google/go-querystring/query"
)
// New initializes the MgClient.
func New(url string, token string) *MgClient {
return NewWithClient(url, token, &http.Client{Timeout: time.Minute})
}
// NewWithClient initializes the MgClient with specified *http.Client.
func NewWithClient(url string, token string, client *http.Client) *MgClient {
return &MgClient{
URL: url,
Token: token,
httpClient: client,
}
}
// WithLogger sets the provided logger instance into the Client.
func (c *MgClient) WithLogger(logger BasicLogger) *MgClient {
c.logger = logger
return c
}
// writeLog writes a message to the log.
func (c *MgClient) writeLog(format string, v ...interface{}) {
if c.logger != nil {
c.logger.Printf(format, v...)
return
}
log.Printf(format, v...)
}
// TransportTemplates returns templates list.
//
// Example:
//
// client := New("https://message-gateway.url", "cb8ccf05e38a47543ad8477d4999be73bff503ea6")
//
// data, status, err := client.TransportTemplates()
// if err != nil {
// log.Fatalf("request error: %s (%d)", err, status)
// }
//
// log.Printf("status: %d, response: %#v", status, data)
func (c *MgClient) TransportTemplates() ([]Template, int, error) {
var resp []Template
data, status, err := c.GetRequest("/templates", []byte{})
if err != nil {
return resp, status, err
}
if e := json.Unmarshal(data, &resp); e != nil {
return resp, status, e
}
if status > http.StatusCreated || status < http.StatusOK {
return resp, status, NewAPIClientError(data)
}
return resp, status, err
}
// ActivateTemplate activates template with provided structure.
//
// Example:
//
// client := New("https://message-gateway.url", "cb8ccf05e38a47543ad8477d4999be73bff503ea6")
//
// status, err := client.ActivateTemplate(1, ActivateTemplateRequest{
// UpdateTemplateRequest: UpdateTemplateRequest{
// Name: "New Template",
// Body: "Hello, {{1}}! Welcome to our store!",
// Lang: "en",
// Category: "marketing",
// Example: &TemplateExample{
// Header: []string{"https://example.com/image.png"},
// Body: []string{"John"},
// },
// VerificationStatus: TemplateStatusApproved,
// Header: &TemplateHeader{
// Content: HeaderContentImage{},
// },
// },
// Code: "new_template",
// Type: TemplateTypeMedia,
// })
// if err != nil {
// log.Fatalf("request error: %s (%d)", err, status)
// }
//
// log.Printf("status: %d", status)
func (c *MgClient) ActivateTemplate(channelID uint64, request ActivateTemplateRequest) (int, error) {
outgoing, _ := json.Marshal(&request)
data, status, err := c.PostRequest(fmt.Sprintf("/channels/%d/templates", channelID), bytes.NewBuffer(outgoing))
if err != nil {
return status, err
}
if status > http.StatusCreated || status < http.StatusOK {
return status, NewAPIClientError(data)
}
return status, err
}
// UpdateTemplate updates existing template by its code.
//
// Example:
//
// client := New("https://message-gateway.url", "cb8ccf05e38a47543ad8477d4999be73bff503ea6")
//
// status, err := client.UpdateTemplate(1, "new_template", UpdateTemplateRequest{
// Name: "New Template",
// Body: "Hello, {{1}}! Welcome to our store!",
// Lang: "en",
// Category: "marketing",
// Example: &TemplateExample{
// Header: []string{"https://example.com/image.png"},
// Body: []string{"John"},
// },
// VerificationStatus: TemplateStatusApproved,
// Header: &TemplateHeader{
// Content: HeaderContentImage{},
// },
// })
// if err != nil {
// log.Fatalf("request error: %s (%d)", err, status)
// }
//
// log.Printf("status: %d", status)
func (c *MgClient) UpdateTemplate(channelID uint64, code string, request UpdateTemplateRequest) (int, error) {
outgoing, _ := json.Marshal(&request)
if channelID == 0 || code == "" {
return 0, errors.New("`ChannelID` and `Code` cannot be blank")
}
data, status, err := c.PutRequest(
fmt.Sprintf("/channels/%d/templates/%s", channelID, url.PathEscape(code)), outgoing)
if err != nil {
return status, err
}
if status != http.StatusOK {
return status, NewAPIClientError(data)
}
return status, err
}
// DeactivateTemplate deactivates the template by its code.
//
// Example:
//
// client := New("https://message-gateway.url", "cb8ccf05e38a47543ad8477d4999be73bff503ea6")
//
// status, err := client.DeactivateTemplate(1, "new_template")
// if err != nil {
// log.Fatalf("request error: %s (%d)", err, status)
// }
//
// log.Printf("status: %d", status)
func (c *MgClient) DeactivateTemplate(channelID uint64, templateCode string) (int, error) {
data, status, err := c.DeleteRequest(
fmt.Sprintf("/channels/%d/templates/%s", channelID, url.PathEscape(templateCode)), []byte{})
if err != nil {
return status, err
}
if status > http.StatusCreated || status < http.StatusOK {
return status, NewAPIClientError(data)
}
return status, err
}
// TransportChannels returns channels for current transport.
//
// Example:
//
// client := New("https://message-gateway.url", "cb8ccf05e38a47543ad8477d4999be73bff503ea6")
//
// resp, status, err := client.TransportChannels(Channels{
// Active: true,
// })
// if err != nil {
// log.Fatalf("request error: %s (%d)", err, status)
// }
//
// log.Printf("status: %d, channels: %#v", status, resp)
func (c *MgClient) TransportChannels(request Channels) ([]ChannelListItem, int, error) {
var resp []ChannelListItem
var b []byte
outgoing, _ := query.Values(request)
data, status, err := c.GetRequest(fmt.Sprintf("/channels?%s", outgoing.Encode()), b)
if err != nil {
return resp, status, err
}
if e := json.Unmarshal(data, &resp); e != nil {
return resp, status, e
}
if status > http.StatusCreated || status < http.StatusOK {
return resp, status, NewAPIClientError(data)
}
return resp, status, err
}
// ActivateTransportChannel activates the channel with provided settings.
//
// Example:
//
// client := New("https://message-gateway.url", "cb8ccf05e38a47543ad8477d4999be73bff503ea6")
// uint16Ptr := func(val uint16) *uint16 {
// return &val
// }
// mbToBytes := func(val uint64) *uint64 {
// val = val * 1024 * 1024
// return &val
// }
//
// resp, status, err := client.ActivateTransportChannel(Channel{
// Type: "telegram",
// Name: "@my_shopping_bot",
// Settings: ChannelSettings{
// Status: Status{
// Delivered: ChannelFeatureNone,
// Read: ChannelFeatureReceive,
// },
// Text: ChannelSettingsText{
// Creating: ChannelFeatureBoth,
// Editing: ChannelFeatureBoth,
// Quoting: ChannelFeatureReceive,
// Deleting: ChannelFeatureSend,
// MaxCharsCount: 2000,
// },
// Product: Product{
// Creating: ChannelFeatureSend,
// Editing: ChannelFeatureNone,
// Deleting: ChannelFeatureSend,
// },
// Order: Order{
// Creating: ChannelFeatureBoth,
// Editing: ChannelFeatureNone,
// Deleting: ChannelFeatureSend,
// },
// File: ChannelSettingsFilesBase{
// Creating: ChannelFeatureBoth,
// Editing: ChannelFeatureBoth,
// Quoting: ChannelFeatureBoth,
// Deleting: ChannelFeatureBoth,
// Max: 10,
// NoteMaxCharsCount: uint16Ptr(256),
// MaxItemSize: mbToBytes(50),
// },
// Image: ChannelSettingsFilesBase{
// Creating: ChannelFeatureBoth,
// Editing: ChannelFeatureBoth,
// Quoting: ChannelFeatureBoth,
// Deleting: ChannelFeatureBoth,
// Max: 10,
// NoteMaxCharsCount: uint16Ptr(256),
// MaxItemSize: mbToBytes(10),
// },
// Suggestions: ChannelSettingsSuggestions{
// Text: ChannelFeatureBoth,
// Phone: ChannelFeatureBoth,
// Email: ChannelFeatureBoth,
// },
// Audio: ChannelSettingsAudio{
// Creating: ChannelFeatureBoth,
// Quoting: ChannelFeatureBoth,
// Deleting: ChannelFeatureBoth,
// MaxItemSize: mbToBytes(10),
// },
// },
// })
// if err != nil {
// log.Fatalf("request error: %s (%d)", err, status)
// }
//
// log.Printf("status: %d, channel external_id: %s", status, resp.ExternalID)
func (c *MgClient) ActivateTransportChannel(request Channel) (ActivateResponse, int, error) {
var resp ActivateResponse
outgoing, _ := json.Marshal(&request)
data, status, err := c.PostRequest("/channels", bytes.NewBuffer(outgoing))
if err != nil {
return resp, status, err
}
if e := json.Unmarshal(data, &resp); e != nil {
return resp, status, e
}
if status > http.StatusCreated || status < http.StatusOK {
return resp, status, NewAPIClientError(data)
}
return resp, status, err
}
// UpdateTransportChannel updates an existing channel with provided settings.
//
// Example:
//
// client := New("https://message-gateway.url", "cb8ccf05e38a47543ad8477d4999be73bff503ea6")
// uint16Ptr := func(val uint16) *uint16 {
// return &val
// }
// mbToBytes := func(val uint64) *uint64 {
// val = val * 1024 * 1024
// return &val
// }
//
// resp, status, err := client.UpdateTransportChannel(Channel{
// ID: 305,
// Type: "telegram",
// Name: "@my_shopping_bot",
// Settings: ChannelSettings{
// Status: Status{
// Delivered: ChannelFeatureNone,
// Read: ChannelFeatureReceive,
// },
// Text: ChannelSettingsText{
// Creating: ChannelFeatureBoth,
// Editing: ChannelFeatureBoth,
// Quoting: ChannelFeatureReceive,
// Deleting: ChannelFeatureSend,
// MaxCharsCount: 2000,
// },
// Product: Product{
// Creating: ChannelFeatureSend,
// Editing: ChannelFeatureNone,
// Deleting: ChannelFeatureSend,
// },
// Order: Order{
// Creating: ChannelFeatureBoth,
// Editing: ChannelFeatureNone,
// Deleting: ChannelFeatureSend,
// },
// File: ChannelSettingsFilesBase{
// Creating: ChannelFeatureBoth,
// Editing: ChannelFeatureBoth,
// Quoting: ChannelFeatureBoth,
// Deleting: ChannelFeatureBoth,
// Max: 10,
// NoteMaxCharsCount: uint16Ptr(256),
// MaxItemSize: mbToBytes(50),
// },
// Image: ChannelSettingsFilesBase{
// Creating: ChannelFeatureBoth,
// Editing: ChannelFeatureBoth,
// Quoting: ChannelFeatureBoth,
// Deleting: ChannelFeatureBoth,
// Max: 10,
// NoteMaxCharsCount: uint16Ptr(256),
// MaxItemSize: mbToBytes(10),
// },
// Suggestions: ChannelSettingsSuggestions{
// Text: ChannelFeatureBoth,
// Phone: ChannelFeatureBoth,
// Email: ChannelFeatureBoth,
// },
// Audio: ChannelSettingsAudio{
// Creating: ChannelFeatureBoth,
// Quoting: ChannelFeatureBoth,
// Deleting: ChannelFeatureBoth,
// MaxItemSize: mbToBytes(10),
// },
// },
// })
// if err != nil {
// log.Fatalf("request error: %s (%d)", err, status)
// }
//
// log.Printf("status: %d, channel_id: %d", status, resp.ChannelID)
func (c *MgClient) UpdateTransportChannel(request Channel) (UpdateResponse, int, error) {
var resp UpdateResponse
outgoing, _ := json.Marshal(&request)
data, status, err := c.PutRequest(fmt.Sprintf("/channels/%d", request.ID), outgoing)
if err != nil {
return resp, status, err
}
if e := json.Unmarshal(data, &resp); e != nil {
return resp, status, e
}
if status != http.StatusOK {
return resp, status, NewAPIClientError(data)
}
return resp, status, err
}
// DeactivateTransportChannel deactivates the channel by its ID.
//
// Example:
//
// client := New("https://message-gateway.url", "cb8ccf05e38a47543ad8477d4999be73bff503ea6")
//
// resp, status, err := client.DeactivateTransportChannel(305)
// if err != nil {
// log.Fatalf("request error: %s (%d)", err, status)
// }
//
// log.Printf("status: %d, deactivated at: %s", status, resp.DeactivatedAt)
func (c *MgClient) DeactivateTransportChannel(id uint64) (DeleteResponse, int, error) {
var resp DeleteResponse
var buf []byte
data, status, err := c.DeleteRequest(
fmt.Sprintf("/channels/%s", strconv.FormatUint(id, 10)),
buf,
)
if err != nil {
return resp, status, err
}
if e := json.Unmarshal(data, &resp); e != nil {
return resp, status, e
}
if status != http.StatusOK {
return resp, status, NewAPIClientError(data)
}
return resp, status, err
}
// Messages sends new message.
//
// Example:
//
// client := New("https://message-gateway.url", "cb8ccf05e38a47543ad8477d4999be73bff503ea6")
// getReplyDeadline := func(after time.Duration) *time.Time {
// deadline := time.Now().Add(after)
// return &deadline
// }
//
// resp, status, err := client.Messages(SendData{
// Message: Message{
// ExternalID: "uid_1",
// Type: MsgTypeText,
// Text: "Hello customer!",
// PageLink: "https://example.com",
// },
// Originator: OriginatorCustomer,
// Customer: Customer{
// ExternalID: "client_id_1",
// Nickname: "customer",
// Firstname: "Tester",
// Lastname: "Tester",
// Avatar: "https://example.com/image.png",
// ProfileURL: "https://example.com/user/client_id_1",
// Language: "en",
// Utm: &Utm{
// Source: "myspace.com",
// Medium: "social",
// Campaign: "something",
// Term: "fedora",
// Content: "autumn_collection",
// },
// },
// Channel: 305,
// ExternalChatID: "chat_id_1",
// ReplyDeadline: getReplyDeadline(24 * time.Hour),
// })
// if err != nil {
// log.Fatalf("request error: %s (%d)", err, status)
// }
//
// log.Printf("status: %d, message ID: %d", status, resp.MessageID)
func (c *MgClient) Messages(request SendData) (MessagesResponse, int, error) {
var resp MessagesResponse
outgoing, _ := json.Marshal(&request)
data, status, err := c.PostRequest("/messages", bytes.NewBuffer(outgoing))
if err != nil {
return resp, status, err
}
if e := json.Unmarshal(data, &resp); e != nil {
return resp, status, e
}
if status != http.StatusOK {
return resp, status, NewAPIClientError(data)
}
return resp, status, err
}
// MessagesHistory sends history message.
//
// Example:
//
// client := New("https://message-gateway.url", "cb8ccf05e38a47543ad8477d4999be73bff503ea6")
// getModifiedNow := func(after time.Duration) *time.Time {
// deadline := time.Now().Add(after)
// return &deadline
// }
//
// resp, status, err := client.MessagesHistory(SendHistoryMessageRequest{
// Message: SendMessageRequestMessage{
// ExternalID: "uid_1",
// Type: MsgTypeText,
// Text: "Hello customer!",
// CreatedAt: getModifiedNow(-time.Hour),
// },
// Originator: OriginatorCustomer,
// Customer: &Customer{
// ExternalID: "client_id_1",
// Nickname: "customer",
// Firstname: "Tester",
// Lastname: "Tester",
// Avatar: "https://example.com/image.png",
// ProfileURL: "https://example.com/user/client_id_1",
// Language: "en",
// Utm: &Utm{
// Source: "myspace.com",
// Medium: "social",
// Campaign: "something",
// Term: "fedora",
// Content: "autumn_collection",
// },
// },
// ChannelID: 305,
// ExternalChatID: "chat_id_1",
// ReplyDeadline: getModifiedNow(24 * time.Hour),
// })
// if err != nil {
// log.Fatalf("request error: %s (%d)", err, status)
// }
//
// log.Printf("status: %d, message ID: %d", status, resp.MessageID)
func (c *MgClient) MessagesHistory(request SendHistoryMessageRequest) (MessagesResponse, int, error) {
var (
resp MessagesResponse
outgoing = &bytes.Buffer{}
)
_ = json.NewEncoder(outgoing).Encode(request)
data, status, err := c.PostRequest("/messages/history", outgoing)
if err != nil {
return resp, status, err
}
if e := json.Unmarshal(data, &resp); e != nil {
return resp, status, e
}
if status != http.StatusOK {
return resp, status, NewAPIClientError(data)
}
return resp, status, err
}
// UpdateMessages edits existing message. Only text messages are supported.
//
// Example:
//
// client := New("https://message-gateway.url", "cb8ccf05e38a47543ad8477d4999be73bff503ea6")
//
// resp, status, err := client.UpdateMessages(EditMessageRequest{
// Message: EditMessageRequestMessage{
// ExternalID: "message_id_1",
// Text: "This is a new text!",
// },
// Channel: 305,
// })
// if err != nil {
// log.Fatalf("request error: %s (%d)", err, status)
// }
//
// log.Printf("status: %d, message ID: %d", status, resp.MessageID)
func (c *MgClient) UpdateMessages(request EditMessageRequest) (MessagesResponse, int, error) {
var resp MessagesResponse
outgoing, _ := json.Marshal(&request)
data, status, err := c.PutRequest("/messages", outgoing)
if err != nil {
return resp, status, err
}
if e := json.Unmarshal(data, &resp); e != nil {
return resp, status, e
}
if status != http.StatusOK {
return resp, status, NewAPIClientError(data)
}
return resp, status, err
}
// MarkMessageRead send message read event to MG.
//
// Example:
//
// client := New("https://message-gateway.url", "cb8ccf05e38a47543ad8477d4999be73bff503ea6")
//
// _, status, err := client.MarkMessageRead(MarkMessageReadRequest{
// Message: MarkMessageReadRequestMessage{
// ExternalID: "message_id_1",
// },
// ChannelID: 305,
// })
// if err != nil {
// log.Fatalf("request error: %s (%d)", err, status)
// }
//
// log.Printf("status: %d", status)
func (c *MgClient) MarkMessageRead(request MarkMessageReadRequest) (MarkMessageReadResponse, int, error) {
var resp MarkMessageReadResponse
outgoing, _ := json.Marshal(&request)
data, status, err := c.PostRequest("/messages/read", bytes.NewBuffer(outgoing))
if err != nil {
return resp, status, err
}
if e := json.Unmarshal(data, &resp); e != nil {
return resp, status, e
}
if status != http.StatusOK {
return resp, status, NewAPIClientError(data)
}
return resp, status, err
}
// AckMessage sets success status for message or appends an error to message.
//
// Example:
//
// client := New("https://message-gateway.url", "cb8ccf05e38a47543ad8477d4999be73bff503ea6")
//
// status, err := client.AckMessage(AckMessageRequest{
// ExternalMessageID: "message_id_1",
// Channel: 305,
// })
// if err != nil {
// log.Fatalf("request error: %s (%d)", err, status)
// }
//
// log.Printf("status: %d", status)
func (c *MgClient) AckMessage(request AckMessageRequest) (int, error) {
outgoing, _ := json.Marshal(&request)
data, status, err := c.PostRequest("/messages/ack", bytes.NewBuffer(outgoing))
if err != nil {
return status, err
}
if status != http.StatusOK {
return status, NewAPIClientError(data)
}
return status, err
}
// ReadUntil will mark all messages from specified timestamp as read.
//
// Example:
//
// client := New("https://message-gateway.url", "cb8ccf05e38a47543ad8477d4999be73bff503ea6")
//
// resp, status, err := client.ReadUntil(MarkMessagesReadUntilRequest{
// CustomerExternalID: "customer_id_1",
// ChannelID: 305,
// Until: time.Now().Add(-time.Hour),
// })
// if err != nil {
// log.Fatalf("request error: %s (%d)", err, status)
// }
//
// log.Printf("status: %d, marked messages: %+v", status, resp.IDs)
func (c *MgClient) ReadUntil(request MarkMessagesReadUntilRequest) (*MarkMessagesReadUntilResponse, int, error) {
outgoing, _ := json.Marshal(&request)
data, status, err := c.PostRequest("/messages/read_until", bytes.NewBuffer(outgoing))
if err != nil {
return nil, status, err
}
if status != http.StatusOK {
return nil, status, NewAPIClientError(data)
}
var resp *MarkMessagesReadUntilResponse
if e := json.Unmarshal(data, &resp); e != nil {
return nil, status, e
}
return resp, status, nil
}
// DeleteMessage removes the message.
//
// Example:
//
// client := New("https://message-gateway.url", "cb8ccf05e38a47543ad8477d4999be73bff503ea6")
//
// resp, status, err := client.DeleteMessage(DeleteData{
// Message: Message{
// ExternalID: "message_id_1",
// },
// Channel: 305,
// })
// if err != nil {
// log.Fatalf("request error: %s (%d)", err, status)
// }
//
// log.Printf("status: %d, message ID: %d", status, resp.MessageID)
func (c *MgClient) DeleteMessage(request DeleteData) (*MessagesResponse, int, error) {
outgoing, _ := json.Marshal(&request)
data, status, err := c.DeleteRequest(
"/messages",
outgoing,
)
if err != nil {
return nil, status, err
}
if status != http.StatusOK {
return nil, status, NewAPIClientError(data)
}
var previousChatMessage *MessagesResponse
if e := json.Unmarshal(data, &previousChatMessage); e != nil {
return nil, status, e
}
return previousChatMessage, status, nil
}
// GetFile returns file information by its ID.
//
// Example:
//
// client := New("https://message-gateway.url", "cb8ccf05e38a47543ad8477d4999be73bff503ea6")
//
// resp, status, err := client.GetFile("file_id")
// if err != nil {
// log.Fatalf("request error: %s (%d)", err, status)
// }
//
// log.Printf("status: %d, file URL: %s", status, resp.Url)
func (c *MgClient) GetFile(request string) (FullFileResponse, int, error) {
var resp FullFileResponse
var b []byte
data, status, err := c.GetRequest(fmt.Sprintf("/files/%s", request), b)
if err != nil {
return resp, status, err
}
if e := json.Unmarshal(data, &resp); e != nil {
return resp, status, e
}
if status != http.StatusOK {
return resp, status, NewAPIClientError(data)
}
return resp, status, err
}
// UploadFile uploads a file.
//
// Example:
//
// client := New("https://message-gateway.url", "cb8ccf05e38a47543ad8477d4999be73bff503ea6")
//
// file, err := os.Open("/tmp/file.png")
// if err != nil {
// log.Fatalf("cannot open file for reading: %s", err)
// }
// defer func() { _ = file.Close() }()
//
// data, err := io.ReadAll(file)
// if err != nil {
// log.Fatalf("cannot read file data: %s", err)
// }
//
// resp, status, err := client.UploadFile(bytes.NewReader(data))
// if err != nil {
// log.Fatalf("request error: %s (%d)", err, status)
// }
//
// log.Printf("status: %d, file ID: %s", status, resp.ID)
func (c *MgClient) UploadFile(request io.Reader) (UploadFileResponse, int, error) {
var resp UploadFileResponse
data, status, err := c.PostRequest("/files/upload", request)
if err != nil {
return resp, status, err
}
if e := json.Unmarshal(data, &resp); e != nil {
return resp, status, e
}
if status != http.StatusOK {
return resp, status, NewAPIClientError(data)
}
return resp, status, err
}
// UploadFileByURL uploads a file from provided URL.
//
// Example:
//
// client := New("https://message-gateway.url", "cb8ccf05e38a47543ad8477d4999be73bff503ea6")
//
// resp, status, err := client.UploadFileByURL(UploadFileByUrlRequest{
// Url: "https://example.com/file.png",
// })
// if err != nil {
// log.Fatalf("request error: %s (%d)", err, status)
// }
//
// log.Printf("status: %d, file ID: %s", status, resp.ID)
func (c *MgClient) UploadFileByURL(request UploadFileByUrlRequest) (UploadFileResponse, int, error) {
var resp UploadFileResponse
outgoing, _ := json.Marshal(&request)
data, status, err := c.PostRequest("/files/upload_by_url", bytes.NewBuffer(outgoing))
if err != nil {
return resp, status, err
}
if e := json.Unmarshal(data, &resp); e != nil {
return resp, status, e
}
if status != http.StatusOK {
return resp, status, NewAPIClientError(data)
}
return resp, status, err
}
// MakeTimestamp returns current unix timestamp in milliseconds.
//
// Example:
//
// fmt.Printf("UNIX timestamp in milliseconds: %d", MakeTimestamp())
func MakeTimestamp() int64 {
return time.Now().UnixNano() / (int64(time.Millisecond) / int64(time.Nanosecond))
}