initial commit

This commit is contained in:
Milarin 2024-09-11 13:32:52 +02:00
commit ea253cbfb6
4 changed files with 256 additions and 0 deletions

19
do.go Normal file
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package ezhttp
import (
"encoding/json"
"io"
"net/http"
)
func Do(req *http.Request) (*http.Response, error) {
return http.DefaultClient.Do(req)
}
func ParseJsonResponse[T any](r io.Reader) (*T, error) {
res := new(T)
if err := json.NewDecoder(r).Decode(res); err != nil {
return nil, err
}
return res, nil
}

3
go.mod Normal file
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module git.milar.in/milarin/ezhttp
go 1.23.0

193
request.go Normal file
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package ezhttp
import (
"bytes"
"encoding/base64"
"encoding/json"
"io"
"net/http"
urlpkg "net/url"
"strings"
)
type RequestModifier func(r *RequestBuilder) *RequestBuilder
type ValueProvider[T any] func() T
type AuthProvider ValueProvider[string]
type RequestBodyProvider func() (io.Reader, string)
func Request(mods ...RequestModifier) (*http.Request, error) {
r := NewRequestBuilder()
for _, mod := range mods {
r = mod(r)
}
return r.Build()
}
func Template(req *http.Request) RequestModifier {
return func(r *RequestBuilder) *RequestBuilder {
return NewRequestBuilderFromRequest(req)
}
}
func URL(url string) RequestModifier {
parsedUrl, err := urlpkg.Parse(url)
if err != nil {
panic(err)
}
return func(r *RequestBuilder) *RequestBuilder {
r.URL = parsedUrl
return r
//return Headers("Host", parsedUrl.Host)(r)
}
}
func Scheme(scheme string) RequestModifier {
return func(r *RequestBuilder) *RequestBuilder {
r.URL.Scheme = scheme
return r
}
}
func Host(host string) RequestModifier {
return func(r *RequestBuilder) *RequestBuilder {
r.URL.Host = host
return r
}
}
func Path(path string) RequestModifier {
return func(r *RequestBuilder) *RequestBuilder {
r.URL.Path = path
return r
}
}
func AppendPath(path ...string) RequestModifier {
return func(r *RequestBuilder) *RequestBuilder {
r.URL = r.URL.JoinPath(path...)
return r
}
}
func Fragment(fragment string) RequestModifier {
return func(r *RequestBuilder) *RequestBuilder {
r.URL.Fragment = fragment
return r
}
}
func Query(keyValuePairs ...string) RequestModifier {
if len(keyValuePairs)%2 != 0 {
panic("keyValuePairs must have an even length")
}
return func(r *RequestBuilder) *RequestBuilder {
q := r.URL.Query()
for i := 0; i < len(keyValuePairs)-1; i += 2 {
q.Add(keyValuePairs[i], keyValuePairs[i+1])
}
r.URL.RawQuery = q.Encode()
return r
}
}
func QueryMap(query map[string]string) RequestModifier {
return func(r *RequestBuilder) *RequestBuilder {
q := r.URL.Query()
for key, value := range query {
q.Add(key, value)
}
r.URL.RawQuery = q.Encode()
return r
}
}
func Method(method string) RequestModifier {
return func(r *RequestBuilder) *RequestBuilder {
r.Method = method
return r
}
}
func Headers(keyValuePairs ...string) RequestModifier {
if len(keyValuePairs)%2 != 0 {
panic("keyValuePairs must have an even length")
}
return func(r *RequestBuilder) *RequestBuilder {
for i := 0; i < len(keyValuePairs)-1; i += 2 {
r.Header.Add(keyValuePairs[i], keyValuePairs[i+1])
}
return r
}
}
func HeadersMap(headers map[string]string) RequestModifier {
return func(r *RequestBuilder) *RequestBuilder {
for key, value := range headers {
r.Header.Add(key, value)
}
return r
}
}
func Auth(auth AuthProvider) RequestModifier {
return Headers("Authentication", auth())
}
func Basic(username, password string) AuthProvider {
return func() string {
return "Basic " + base64.StdEncoding.EncodeToString([]byte(username+":"+password))
}
}
func Bearer(token string) AuthProvider {
return func() string {
return "Bearer " + token
}
}
func ContentType(contentType string) RequestModifier {
return Headers("Content-Type", contentType)
}
func Body(bodyProvider RequestBodyProvider) RequestModifier {
return func(r *RequestBuilder) *RequestBuilder {
body, contentType := bodyProvider()
r.Body = body
if contentType != "" && r.Header.Get("Content-Type") != "" {
r.Header.Set("Content-Type", contentType)
}
return r
}
}
func Reader(r io.Reader) RequestBodyProvider {
return func() (io.Reader, string) {
return r, "application/octet-stream"
}
}
func String(s string) RequestBodyProvider {
return func() (io.Reader, string) {
return strings.NewReader(s), "text/plain"
}
}
func Bytes(b []byte) RequestBodyProvider {
return func() (io.Reader, string) {
return bytes.NewReader(b), "application/octet-stream"
}
}
func JSON[T any](value T) RequestBodyProvider {
buf := bytes.NewBuffer(make([]byte, 0, 1024))
if err := json.NewEncoder(buf).Encode(value); err != nil {
panic(err)
}
return func() (io.Reader, string) {
return buf, "application/json"
}
}

41
request_builder.go Normal file
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package ezhttp
import (
"io"
"net/http"
urlpkg "net/url"
)
type RequestBuilder struct {
URL *urlpkg.URL
Method string
Header http.Header
Body io.Reader
}
func NewRequestBuilder() *RequestBuilder {
return &RequestBuilder{
URL: &urlpkg.URL{},
Header: make(http.Header),
Body: nil,
}
}
func NewRequestBuilderFromRequest(r *http.Request) *RequestBuilder {
return &RequestBuilder{
URL: r.URL,
Method: r.Method,
Header: r.Header,
Body: r.Body,
}
}
func (b *RequestBuilder) Build() (*http.Request, error) {
r, err := http.NewRequest(b.Method, b.URL.String(), b.Body)
if err != nil {
return nil, err
}
r.Header = b.Header
return r, nil
}