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bind.go
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bind.go
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package goja
import (
"encoding/json"
"github.com/dop251/goja"
"github.com/temphia/temphia/code/backend/libx/lazydata"
"github.com/temphia/temphia/code/backend/xtypes/etypes/bindx"
)
func (g *Goja) qbind(name string, fn any) {
err := g.runtime.Set(name, fn)
if err != nil {
panic(err)
}
}
func (g *Goja) bind() {
g.runtime.SetFieldNameMapper(goja.TagFieldNameMapper("json", true))
{
// core
g.qbind("_log", g.binder.Log)
g.qbind("_lazy_log", g.binder.LazyLog)
g.qbind("_sleep", g.binder.Sleep)
g.qbind("_get_self_file_as_str", func(file string) (any, any) {
data, _, err := g.binder.GetFileWithMeta(file)
if err != nil {
return nil, err.Error()
}
return string(data), nil
})
}
if ibind := g.binder.GetInvoker(); ibind != nil {
g.qbind("_invoker_name", func() any {
return ibind.Name()
})
g.qbind("_invoker_exec_method", func(method string, data goja.Value) (any, any) {
resp, err := ibind.ExecMethod(method, lazydata.NewGojaData(g.runtime, data))
if err != nil {
return nil, err.Error()
}
var i any
err = resp.AsObject(&i)
if err != nil {
return nil, err.Error()
}
return i, nil
})
g.qbind("_invoker_context_user", func() any {
return ibind.UserContext()
})
g.qbind("_invoker_context_user_info", func() (any, any) {
u, err := ibind.UserInfo()
if err != nil {
return nil, err.Error()
}
return u, nil
})
g.qbind("_invoker_context_user_message", func(opts *bindx.UserMessage) any {
err := ibind.UserMessage(opts)
if err != nil {
return err.Error()
}
return nil
})
}
hfunc := http1(g.binder, g.runtime)
g.qbind("_http1", func(method string, url string, headers map[string]string, body any) (int, any, any) {
resp := hfunc(&HTTPRequest{
Method: method,
Path: url,
Headers: headers,
Body: body,
})
return resp.SatusCode, resp.Headers, resp.Body
})
g.qbind("_self_list_resource", func() (any, any) {
resp, err := g.binder.ListResources()
if err != nil {
return nil, err.Error()
}
return resp, nil
})
g.qbind("_self_get_resource", func(name string) (any, any) {
resp, err := g.binder.GetResource(name)
if err != nil {
return nil, err.Error()
}
return resp, nil
})
g.qbind("_self_inlinks", func() (any, any) {
resp, err := g.binder.InLinks()
if err != nil {
return nil, err.Error()
}
return resp, nil
})
g.qbind("_self_outlinks", func() (any, any) {
resp, err := g.binder.OutLinks()
if err != nil {
return nil, err.Error()
}
return resp, nil
})
g.qbind("_self_new_module", func(name string, data goja.Value) (any, any) {
return g.binder.NewModule(name, lazydata.NewGojaData(g.runtime, data))
})
g.qbind("_self_module_ticket", func(name string, data goja.Value) (any, any) {
return g.binder.ModuleTicket(name, lazydata.NewGojaData(g.runtime, data))
})
g.qbind("_self_module_exec", func(mid int32, name string, data goja.Value) (any, any) {
resp, err := g.binder.ModuleExec(mid, name, lazydata.NewGojaData(g.runtime, data))
if err != nil {
return nil, err.Error()
}
var i any
err = resp.AsObject(&i)
if err != nil {
return nil, err.Error()
}
return i, nil
})
g.qbind("_self_link_execute", func(name, method, path string, data goja.Value, async, detached bool) (any, any) {
resp, err := g.binder.LinkExec(name, method, lazydata.NewGojaData(g.runtime, data))
if err != nil {
return nil, err.Error()
}
var i any
err = resp.AsObject(&i)
if err != nil {
return nil, err.Error()
}
return i, nil
})
g.qbind("_self_fork_execute", func(method string, data string) any {
err := g.binder.ForkExec(method, []byte(data))
if err != nil {
return err.Error()
}
return nil
})
}
type HTTPRequest struct {
Method string `json:"method,omitempty"`
Path string `json:"path,omitempty"`
Headers map[string]string `json:"headers,omitempty"`
Body any `json:"body,omitempty"`
}
type HTTPResponse struct {
SatusCode int `json:"status_code,omitempty"`
Headers map[string][]string `json:"headers,omitempty"`
Body any `json:"body,omitempty"`
}
func http1(nb bindx.Core, runtime *goja.Runtime) func(request *HTTPRequest) HTTPResponse {
return func(request *HTTPRequest) HTTPResponse {
var bytes []byte
switch v := request.Body.(type) {
case *goja.ArrayBuffer:
bytes = v.Bytes()
default:
bytes, _ = json.Marshal(request.Body)
}
resp := nb.HttpFetch(&bindx.HttpRequest{
Method: request.Method,
Path: request.Path,
Headers: request.Headers,
Body: bytes,
})
return HTTPResponse{
SatusCode: resp.SatusCode,
Headers: resp.Headers,
Body: runtime.NewArrayBuffer(resp.Body),
}
}
}