github.com/sleungcy-sap/cli@v7.1.0+incompatible/api/cloudcontroller/ccv2/request.go (about)

     1  package ccv2
     2  
     3  import (
     4  	"io"
     5  	"net/http"
     6  	"net/url"
     7  
     8  	"code.cloudfoundry.org/cli/api/cloudcontroller"
     9  )
    10  
    11  // Params represents URI parameters for a request.
    12  type Params map[string]string
    13  
    14  // requestOptions contains all the options to create an HTTP request.
    15  type requestOptions struct {
    16  	// Body is the request body
    17  	Body io.ReadSeeker
    18  
    19  	// Method is the HTTP method of the request.
    20  	Method string
    21  
    22  	// Query is a list of HTTP query parameters
    23  	Query url.Values
    24  
    25  	// RequestName is the name of the request (see routes)
    26  	RequestName string
    27  
    28  	// URI is the URI of the request.
    29  	URI string
    30  
    31  	// URIParams are the list URI route parameters
    32  	URIParams Params
    33  }
    34  
    35  // newHTTPRequest returns a constructed HTTP.Request with some defaults.
    36  // Defaults are applied when Request fields are not filled in.
    37  func (client Client) newHTTPRequest(passedRequest requestOptions) (*cloudcontroller.Request, error) {
    38  	var request *http.Request
    39  	var err error
    40  	if passedRequest.URI != "" {
    41  		var (
    42  			path *url.URL
    43  			base *url.URL
    44  		)
    45  
    46  		path, err = url.Parse(passedRequest.URI)
    47  		if err != nil {
    48  			return nil, err
    49  		}
    50  
    51  		base, err = url.Parse(client.API())
    52  		if err != nil {
    53  			return nil, err
    54  		}
    55  
    56  		request, err = http.NewRequest(
    57  			passedRequest.Method,
    58  			base.ResolveReference(path).String(),
    59  			passedRequest.Body,
    60  		)
    61  	} else {
    62  		request, err = client.router.CreateRequest(
    63  			passedRequest.RequestName,
    64  			map[string]string(passedRequest.URIParams),
    65  			passedRequest.Body,
    66  		)
    67  		if err == nil {
    68  			request.URL.RawQuery = passedRequest.Query.Encode()
    69  		}
    70  	}
    71  	if err != nil {
    72  		return nil, err
    73  	}
    74  
    75  	request.Header = http.Header{}
    76  	request.Header.Set("Accept", "application/json")
    77  	request.Header.Set("User-Agent", client.userAgent)
    78  
    79  	if passedRequest.Body != nil {
    80  		request.Header.Set("Content-Type", "application/json")
    81  	}
    82  
    83  	// Make sure the body is the same as the one in the request
    84  	return cloudcontroller.NewRequest(request, passedRequest.Body), nil
    85  }