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|
package main
import (
"encoding/json"
"log"
"os"
"reflect"
"github.com/segmentio/analytics-go"
"github.com/tj/docopt"
)
const Usage = `
Analytics Go CLI
Usage:
analytics track <event> [--properties=<properties>] [--context=<context>] [--writeKey=<writeKey>] [--userId=<userId>] [--anonymousId=<anonymousId>] [--integrations=<integrations>] [--timestamp=<timestamp>]
analytics screen <name> [--properties=<properties>] [--context=<context>] [--writeKey=<writeKey>] [--userId=<userId>] [--anonymousId=<anonymousId>] [--integrations=<integrations>] [--timestamp=<timestamp>]
analytics page <name> [--properties=<properties>] [--context=<context>] [--writeKey=<writeKey>] [--userId=<userId>] [--anonymousId=<anonymousId>] [--integrations=<integrations>] [--timestamp=<timestamp>]
analytics identify [--traits=<traits>] [--context=<context>] [--writeKey=<writeKey>] [--userId=<userId>] [--anonymousId=<anonymousId>] [--integrations=<integrations>] [--timestamp=<timestamp>]
analytics group --groupId=<groupId> [--traits=<traits>] [--properties=<properties>] [--context=<context>] [--writeKey=<writeKey>] [--userId=<userId>] [--anonymousId=<anonymousId>] [--integrations=<integrations>] [--timestamp=<timestamp>]
analytics alias --userId=<userId> --previousId=<previousId> [--traits=<traits>] [--properties=<properties>] [--context=<context>] [--writeKey=<writeKey>] [--anonymousId=<anonymousId>] [--integrations=<integrations>] [--timestamp=<timestamp>]
analytics -h | --help
analytics --version
Options:
-h --help Show this screen.
--version Show version.
`
func main() {
arguments, err := docopt.Parse(Usage, nil, true, "Anaytics Go CLI", false)
check(err)
writeKey := getOptionalString(arguments, "--writeKey")
if writeKey == "" {
writeKey = os.Getenv("SEGMENT_WRITE_KEY")
if writeKey == "" {
log.Fatal("either $SEGMENT_WRITE_KEY or --writeKey must be provided")
}
}
client := analytics.New(writeKey)
client.Size = 1
client.Verbose = true
if arguments["track"].(bool) {
m := &analytics.Track{
Event: arguments["<event>"].(string),
}
properties := getOptionalString(arguments, "--properties")
if properties != "" {
var parsedProperties map[string]interface{}
err := json.Unmarshal([]byte(properties), &parsedProperties)
check(err)
m.Properties = parsedProperties
}
setCommonFields(m, arguments)
check(client.Track(m))
}
if arguments["screen"].(bool) || arguments["page"].(bool) {
m := &analytics.Page{
Name: arguments["<name>"].(string),
}
/* Bug in Go library - page has traits not properties.
properties := getOptionalString(arguments, "--properties")
if properties != "" {
var parsedProperties map[string]interface{}
err := json.Unmarshal([]byte(properties), &parsedProperties)
check(err)
t.Properties = parsedProperties
}
*/
setCommonFields(m, arguments)
check(client.Page(m))
}
if arguments["identify"].(bool) {
m := &analytics.Identify{}
traits := getOptionalString(arguments, "--traits")
if traits != "" {
var parsedTraits map[string]interface{}
err := json.Unmarshal([]byte(traits), &parsedTraits)
check(err)
m.Traits = parsedTraits
}
setCommonFields(m, arguments)
check(client.Identify(m))
}
if arguments["group"].(bool) {
m := &analytics.Group{
GroupId: arguments["--groupId"].(string),
}
traits := getOptionalString(arguments, "--traits")
if traits != "" {
var parsedTraits map[string]interface{}
err := json.Unmarshal([]byte(traits), &parsedTraits)
check(err)
m.Traits = parsedTraits
}
setCommonFields(m, arguments)
check(client.Group(m))
}
if arguments["alias"].(bool) {
m := &analytics.Alias{
PreviousId: arguments["--previousId"].(string),
}
setCommonFields(m, arguments)
check(client.Alias(m))
}
client.Close()
}
func setCommonFields(message interface{}, arguments map[string]interface{}) {
userId := getOptionalString(arguments, "--userId")
if userId != "" {
setFieldValue(message, "UserId", userId)
}
anonymousId := getOptionalString(arguments, "--anonymousId")
if anonymousId != "" {
setFieldValue(message, "AnonymousId", anonymousId)
}
integrations := getOptionalString(arguments, "--integrations")
if integrations != "" {
var parsedIntegrations map[string]interface{}
err := json.Unmarshal([]byte(integrations), &parsedIntegrations)
check(err)
setFieldValue(message, "Integrations", parsedIntegrations)
}
context := getOptionalString(arguments, "--context")
if context != "" {
var parsedContext map[string]interface{}
err := json.Unmarshal([]byte(context), &parsedContext)
check(err)
setFieldValue(message, "Context", parsedContext)
}
timestamp := getOptionalString(arguments, "--timestamp")
if timestamp != "" {
setFieldValue(message, "Timestamp", timestamp)
}
}
func setFieldValue(target interface{}, field string, value interface{}) {
reflect.ValueOf(target).Elem().FieldByName(field).Set(reflect.ValueOf(value))
}
func getOptionalString(m map[string]interface{}, k string) string {
v := m[k]
if v == nil {
return ""
}
return v.(string)
}
func check(err error) {
if err != nil {
log.Fatal(err)
}
}
|
