package openapi

import (
	"strings"

	"github.com/getkin/kin-openapi/openapi3"
)

func AddMethod(def *openapi3.T, path, method string) (*openapi3.Operation, string) {
	if def.Paths == nil {
		def.Paths = openapi3.Paths{}
	}
	var pDef *openapi3.PathItem
	if pDef = def.Paths[path]; pDef == nil {
		pDef = new(openapi3.PathItem)
	}
	method = strings.ToLower(method)
	var op = new(openapi3.Operation)
	switch method {
	case "get":
		pDef.Get = op
	case "post":
		pDef.Post = op
	case "put":
		pDef.Put = op
	case "delete":
		pDef.Delete = op
	case "options":
		pDef.Options = op
	case "head":
		pDef.Head = op
	case "patch":
		pDef.Patch = op
	case "trace":
		pDef.Trace = op
	case "connect":
		pDef.Connect = op
	}
	def.Paths[path] = pDef
	return op, method
}