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utils.go
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utils.go
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package main
import (
"fmt"
"io/ioutil"
"net/http"
"net/url"
"regexp"
"strings"
"github.com/go-rod/rod/lib/launcher"
"github.com/go-rod/rod/lib/utils"
"github.com/ysmood/gson"
)
func getSchema() gson.JSON {
l := launcher.New().Bin(launcher.NewBrowser().MustGet())
defer l.Kill()
u := l.MustLaunch()
parsed, err := url.Parse(u)
utils.E(err)
parsed.Scheme = "http"
parsed.Path = "/json/protocol"
res, err := http.Get(parsed.String())
utils.E(err)
defer func() { _ = res.Body.Close() }()
data, err := ioutil.ReadAll(res.Body)
utils.E(err)
obj := gson.New(data)
utils.E(utils.OutputFile("tmp/proto.json", obj.JSON("", " ")))
return obj
}
func mapType(n string) string {
return map[string]string{
"boolean": "bool",
"number": "float64",
"integer": "int",
"string": "string",
"binary": "[]byte",
"object": "map[string]gson.JSON",
"any": "gson.JSON",
}[n]
}
func typeName(domain *domain, schema gson.JSON) string {
typeName := ""
if schema.Has("type") {
typeName = schema.Get("type").Str()
}
if typeName == "array" {
item := schema.Get("items")
if item.Has("type") {
typeName = "[]" + mapType(item.Get("type").Str())
} else {
ref := item.Get("$ref").Str()
if domain.ref(ref) {
typeName = "[]*" + refName(domain.name, ref)
} else {
typeName = "[]" + refName(domain.name, ref)
}
}
} else if schema.Has("$ref") {
ref := schema.Get("$ref").Str()
if domain.ref(ref) {
typeName += "*"
}
typeName += refName(domain.name, ref)
} else {
typeName = mapType(typeName)
}
switch typeName {
case "NetworkTimeSinceEpoch", "InputTimeSinceEpoch":
typeName = "TimeSinceEpoch"
case "NetworkMonotonicTime":
typeName = "MonotonicTime"
}
return typeName
}
func enumList(schema gson.JSON) []string {
var enum []string
if schema.Has("enum") {
enum = []string{}
for _, v := range schema.Get("enum").Arr() {
if _, ok := v.Val().(string); !ok {
panic("enum type error")
}
enum = append(enum, v.Str())
}
}
return enum
}
func jsonTag(name string, optional bool) string {
jsonTagValue := name
if optional {
jsonTagValue += ",omitempty"
}
return fmt.Sprintf("`json:\"%s\"`", jsonTagValue)
}
func refName(domain, id string) string {
if strings.Contains(id, ".") {
return symbol(id)
}
return domain + symbol(id)
}
// make sure golint works fine
func symbol(n string) string {
if n == "" {
return ""
}
n = strings.ReplaceAll(n, ".", "")
dashed := regexp.MustCompile(`[-_]`).Split(n, -1)
if len(dashed) > 1 {
converted := []string{}
for _, part := range dashed {
converted = append(converted, strings.ToUpper(part[:1])+part[1:])
}
n = strings.Join(converted, "")
}
n = strings.ToUpper(n[:1]) + n[1:]
n = replaceLower(n, "Id")
n = replaceLower(n, "Css")
n = replaceLower(n, "Url")
n = replaceLower(n, "Uuid")
n = replaceLower(n, "Xml")
n = replaceLower(n, "Http")
n = replaceLower(n, "Dns")
n = replaceLower(n, "Cpu")
n = replaceLower(n, "Mime")
n = replaceLower(n, "Json")
n = replaceLower(n, "Html")
n = replaceLower(n, "Guid")
n = replaceLower(n, "Sql")
n = replaceLower(n, "Eof")
n = replaceLower(n, "Api")
return n
}
func replaceLower(n, word string) string {
return regexp.MustCompile(word+`([A-Z-_]|$)`).ReplaceAllStringFunc(n, strings.ToUpper)
}
var matchFirstCap = regexp.MustCompile("(.)([A-Z][a-z]+)")
var matchAllCap = regexp.MustCompile("([a-z0-9])([A-Z])")
func toSnakeCase(str string) string {
snake := matchFirstCap.ReplaceAllString(str, "${1}_${2}")
snake = matchAllCap.ReplaceAllString(snake, "${1}_${2}")
return strings.ToLower(snake)
}