Replace GraphQL server with Connect RPC

pkg/http/http.go

@@ -0,0 +1,79 @@
+package http
+
+import (
+	"fmt"
+	"io"
+	nethttp "net/http"
+	"strconv"
+	"strings"
+)
+
+var ProtoMap = map[string]Protocol{
+	"HTTP/1.0": Protocol_PROTOCOL_HTTP10,
+	"HTTP/1.1": Protocol_PROTOCOL_HTTP11,
+	"HTTP/2.0": Protocol_PROTOCOL_HTTP20,
+}
+
+var MethodMap = map[string]Method{
+	"GET":     Method_METHOD_GET,
+	"POST":    Method_METHOD_POST,
+	"PUT":     Method_METHOD_PUT,
+	"DELETE":  Method_METHOD_DELETE,
+	"CONNECT": Method_METHOD_CONNECT,
+	"OPTIONS": Method_METHOD_OPTIONS,
+	"TRACE":   Method_METHOD_TRACE,
+	"PATCH":   Method_METHOD_PATCH,
+}
+
+func ParseHeader(header nethttp.Header) []*Header {
+	headers := []*Header{}
+
+	for key, values := range header {
+		for _, value := range values {
+			headers = append(headers, &Header{Key: key, Value: value})
+		}
+	}
+
+	return headers
+}
+
+var ResponseSearchKeyFns = map[string]func(rl *Response) string{
+	"res.proto":      func(rl *Response) string { return rl.GetProtocol().String() },
+	"res.status":     func(rl *Response) string { return rl.GetStatus() },
+	"res.statusCode": func(rl *Response) string { return strconv.Itoa(int(rl.GetStatusCode())) },
+	"res.statusReason": func(rl *Response) string {
+		statusReasonSubs := strings.SplitN(rl.GetStatus(), " ", 2)
+		if len(statusReasonSubs) != 2 {
+			return ""
+		}
+		return statusReasonSubs[1]
+	},
+	"res.body": func(rl *Response) string { return string(rl.GetBody()) },
+}
+
+func ParseHTTPResponse(res *nethttp.Response) (*Response, error) {
+	body, err := io.ReadAll(res.Body)
+	if err != nil {
+		return nil, fmt.Errorf("reqlog: could not read body: %w", err)
+	}
+
+	headers := []*Header{}
+	for k, v := range res.Header {
+		for _, vv := range v {
+			headers = append(headers, &Header{Key: k, Value: vv})
+		}
+	}
+
+	protocol, ok := ProtoMap[res.Proto]
+	if !ok {
+		return nil, fmt.Errorf("reqlog: invalid protocol %q", res.Proto)
+	}
+
+	return &Response{
+		Protocol:   protocol,
+		Status:     res.Status,
+		StatusCode: int32(res.StatusCode),
+		Headers:    headers,
+		Body:       body,
+	}, nil
+}