// Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
//go:build script
// +build script

package js

import (
	"fmt"
	"github.com/TeaOSLab/EdgeNode/internal/remotelogs"
	"rogchap.com/v8go"
)

type ObjectTemplate struct {
	ctx         *Context
	rawTemplate *v8go.ObjectTemplate
}

func NewObjectTemplate(ctx *Context) *ObjectTemplate {
	return &ObjectTemplate{
		ctx:         ctx,
		rawTemplate: v8go.NewObjectTemplate(ctx.Isolate().RawIsolate()),
	}
}

func (this *ObjectTemplate) NewInstance(ctx *Context) (*v8go.Object, error) {
	return this.rawTemplate.NewInstance(ctx.RawContext())
}

func (this *ObjectTemplate) Set(name string, val any, attributes ...v8go.PropertyAttribute) error {
	return this.rawTemplate.Set(name, val, attributes...)
}

func (this *ObjectTemplate) SetFunction(name string, callback FunctionCallback) error {
	return this.rawTemplate.Set(name, v8go.NewFunctionTemplate(this.ctx.Isolate().RawIsolate(), func(info *v8go.FunctionCallbackInfo) *v8go.Value {
		v, err := callback(NewFunctionArguments(this.ctx, info))
		if err != nil {
			remotelogs.Error("JS_FUNCTION_TEMPLATE", "call callback failed: "+err.Error())
			return nil
		}
		vv, err := this.ctx.NewValue(v)
		if err != nil {
			remotelogs.Error("JS_FUNCTION_TEMPLATE", "create new value failed: "+err.Error()+", value: "+fmt.Sprintf("%#v", v))
			return nil
		}
		return vv
	}))
}

func (this *ObjectTemplate) SetInternalFieldCount(count int) {
	this.rawTemplate.SetInternalFieldCount(uint32(count))
}