yao/sui/core/request.go
2023-11-21 20:37:24 +08:00

185 lines
3.3 KiB
Go

package core
import (
"fmt"
"strings"
jsoniter "github.com/json-iterator/go"
"github.com/yaoapp/gou/process"
"github.com/yaoapp/kun/any"
)
// ExecString get the data
func (r *Request) ExecString(data string) (Data, error) {
var res Data
err := jsoniter.UnmarshalFromString(data, &res)
if err != nil {
return nil, err
}
r.Exec(res)
return res, nil
}
// Exec get the data
func (r *Request) Exec(m Data) error {
for key, value := range m {
if strings.HasPrefix(key, "$") {
res, err := r.call(value)
if err != nil {
return err
}
newKey := key[1:]
m[newKey] = res
delete(m, key)
continue
}
res, err := r.execValue(value)
if err != nil {
return err
}
m[key] = res
}
return nil
}
func (r *Request) execValue(value interface{}) (interface{}, error) {
switch v := value.(type) {
case string:
if strings.HasPrefix(v, "$") {
return r.call(strings.TrimLeft(v, "$"))
}
return v, nil
case []interface{}:
for i, item := range v {
res, err := r.execValue(item)
if err != nil {
return nil, err
}
v[i] = res
}
return v, nil
case []string:
interfaceSlice := make([]interface{}, len(v))
for i, item := range v {
interfaceSlice[i] = item
}
return r.execValue(interfaceSlice)
case map[string]interface{}:
if _, ok := v["process"].(string); ok {
if call, _ := v["__exec"].(bool); call {
res, err := r.call(v)
if err != nil {
return nil, err
}
return res, nil
}
}
err := r.Exec(v)
if err != nil {
return nil, err
}
return v, nil
default:
return v, nil
}
}
func (r *Request) call(p interface{}) (interface{}, error) {
processName := ""
processArgs := []interface{}{r}
switch v := p.(type) {
case string:
processName = v
break
case map[string]interface{}:
if name, ok := v["process"].(string); ok {
processName = name
}
if args, ok := v["args"].([]interface{}); ok {
args, err := r.parseArgs(args)
if err != nil {
return nil, err
}
processArgs = append(args, processArgs...)
}
}
if processName == "" {
return nil, fmt.Errorf("process name is empty")
}
process, err := process.Of(processName, processArgs...)
if err != nil {
return nil, err
}
return process.Exec()
}
func (r *Request) parseArgs(args []interface{}) ([]interface{}, error) {
data := any.MapOf(map[string]interface{}{
"param": r.Params,
"query": r.Query,
"payload": map[string]interface{}{},
"header": r.Headers,
"theme": r.Theme,
"locale": r.Locale,
}).Dot()
for i, arg := range args {
switch v := arg.(type) {
case string:
if strings.HasPrefix(v, "$") {
key := strings.TrimLeft(v, "$")
args[i] = key
if data.Has(key) {
v := data.Get(key)
if strings.HasPrefix(key, "query.") || strings.HasPrefix(key, "header.") {
switch arg := v.(type) {
case []interface{}:
if len(arg) == 1 {
args[i] = arg[0]
}
case []string:
if len(arg) == 1 {
args[i] = arg[0]
}
}
}
}
}
case []interface{}:
res, err := r.parseArgs(v)
if err != nil {
return nil, err
}
args[i] = res
case map[string]interface{}:
res, err := r.parseArgs([]interface{}{v})
if err != nil {
return nil, err
}
args[i] = res[0]
}
}
return args, nil
}