forked from anz-bank/sysl
/
swagger.go
71 lines (62 loc) · 1.92 KB
/
swagger.go
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package exporter
import (
proto "github.com/Joshcarp/sysl/pkg/sysl"
yaml "github.com/ghodss/yaml"
"github.com/go-openapi/spec"
"github.com/sirupsen/logrus"
)
type SwaggerExporter struct {
app *proto.Application
buildSwagger *spec.Swagger
log *logrus.Logger
}
func MakeSwaggerExporter(app *proto.Application, logger *logrus.Logger) *SwaggerExporter {
return &SwaggerExporter{
app: app,
buildSwagger: &spec.Swagger{},
log: logger,
}
}
func (s *SwaggerExporter) GenerateSwagger() error {
s.buildSwagger.Swagger = "2.0"
s.buildSwagger.Host = s.app.GetAttrs()["host"].GetS()
s.buildSwagger.SwaggerProps.Info = &spec.Info{}
s.buildSwagger.Paths = &spec.Paths{}
s.buildSwagger.Paths.Paths = map[string]spec.PathItem{}
s.buildSwagger.Definitions = spec.Definitions{}
s.buildSwagger.SwaggerProps.Info.Title = s.app.LongName
s.buildSwagger.SwaggerProps.Info.Description = s.app.GetAttrs()["description"].GetS()
s.buildSwagger.SwaggerProps.Info.Version = s.app.GetAttrs()["version"].GetS()
if s.buildSwagger.SwaggerProps.Info.Version == "" {
s.buildSwagger.SwaggerProps.Info.Version = "0.0.0"
}
// parse type defs
typeExporter := makeTypeExporter(s.log)
typeExportError := typeExporter.populateTypes(s.app.GetTypes(), s.buildSwagger.Definitions)
if typeExportError != nil {
return typeExportError
}
// parse endpoints
endpointExporter := makeEndpointExporter(typeExporter, s.log)
for endpointName, endpoint := range s.app.Endpoints {
err := endpointExporter.populateEndpoint(endpointName, endpoint, s.buildSwagger.Paths.Paths)
if err != nil {
return err
}
}
return nil
}
func (s *SwaggerExporter) SerializeOutput(mode string) ([]byte, error) {
jsonSpec, err := s.buildSwagger.MarshalJSON()
if err != nil {
return nil, err
}
if mode == "json" {
return jsonSpec, nil
}
yamlSpec, err := yaml.JSONToYAML(jsonSpec)
if err != nil {
return nil, err
}
return yamlSpec, nil
}