navidrome/plugins/cmd/hostgen/testdata/math_client_expected.go
2025-12-31 17:06:32 -05:00

68 lines
1.4 KiB
Go

// Code generated by hostgen. DO NOT EDIT.
//
// This file contains client wrappers for the Math host service.
// It is intended for use in Navidrome plugins built with TinyGo.
//
//go:build wasip1
package ndhost
import (
"encoding/json"
"errors"
"github.com/extism/go-pdk"
)
// math_add is the host function provided by Navidrome.
//
//go:wasmimport extism:host/user math_add
func math_add(uint64) uint64
// MathAddRequest is the request type for Math.Add.
type MathAddRequest struct {
A int32 `json:"a"`
B int32 `json:"b"`
}
// MathAddResponse is the response type for Math.Add.
type MathAddResponse struct {
Result int32 `json:"result,omitempty"`
Error string `json:"error,omitempty"`
}
// MathAdd calls the math_add host function.
func MathAdd(a int32, b int32) (*MathAddResponse, error) {
// Marshal request to JSON
req := MathAddRequest{
A: a,
B: b,
}
reqBytes, err := json.Marshal(req)
if err != nil {
return nil, err
}
reqMem := pdk.AllocateBytes(reqBytes)
defer reqMem.Free()
// Call the host function
responsePtr := math_add(reqMem.Offset())
// Read the response from memory
responseMem := pdk.FindMemory(responsePtr)
responseBytes := responseMem.ReadBytes()
// Parse the response
var response MathAddResponse
if err := json.Unmarshal(responseBytes, &response); err != nil {
return nil, err
}
// Convert Error field to Go error
if response.Error != "" {
return nil, errors.New(response.Error)
}
return &response, nil
}