package encode // import "udico.de/uditaren/opier/encode"
import (
	"bytes"
	"fmt"
	"strings"
	"udico.de/opier/openapi"
)

func (e Encoder) Api(server openapi.Server) string {
	tBuf := bytes.Buffer{}
	tBuf.WriteString(fmt.Sprintf("package %v\n\n", e.Package))
	tBuf.WriteString(e.GeneratedHeader())
	tBuf.WriteString("import (\n  \"fmt\"\n  \"reflect\"\n  \"strings\"\n)\n\n")
	tBuf.WriteString(Comment(server.Description, 0))
	tBuf.WriteString(fmt.Sprintf("const %v_OPENAPI_BASE string = \"%v\"\n\n", strings.ToUpper(e.Package), server.Url))
	// replace func:
	tBuf.WriteString("func replacePathParam(path *string, param string, value interface{}) {\n")
	tBuf.WriteString("  *path = strings.ReplaceAll(*path, \"{\" + param + \"}\", fmt.Sprintf(\"%v\", value))\n")
	tBuf.WriteString("}\n\n")
	tBuf.WriteString(`// Join anything into a string
func joinIfArray(v interface{}) string {
  tBuf := &strings.Builder{}
  switch reflect.TypeOf(v).Kind() {
  case reflect.Slice, reflect.Array:
    s := reflect.ValueOf(v)
    for i:=0;i<s.Len();i++ {
      if i > 0 {
        tBuf.WriteString(",")
      }
      tBuf.WriteString(fmt.Sprintf("%v", s.Index(i)))
    }
  default:
    tBuf.WriteString(fmt.Sprintf("%v", v))
  }
  return tBuf.String()
}
`)
	return tBuf.String()
}