mirror of
https://github.com/Macrame-App/Macrame
synced 2025-12-29 15:29:26 +00:00
104 lines
2 KiB
Go
104 lines
2 KiB
Go
package helper
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import (
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"encoding/json"
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"log"
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"net"
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"os"
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"strconv"
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"strings"
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)
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var configPath = "../public/config.js"
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func EnvGet(key string) string {
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if !configFileExists() {
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createConfigFile(configPath)
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checkFeDevDir()
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}
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data, err := os.ReadFile(configPath)
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if err != nil {
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log.Println("Error reading config.js:", err)
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return ""
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}
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raw := strings.TrimSpace(string(data))
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raw = strings.TrimPrefix(raw, "window.__CONFIG__ = ")
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raw = strings.TrimSuffix(raw, ";")
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var config map[string]string
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if err := json.Unmarshal([]byte(raw), &config); err != nil {
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log.Println("Error parsing config.js:", err)
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return ""
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}
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return config[key]
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}
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func configFileExists() bool {
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_, err := os.Stat(configPath)
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return err == nil
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}
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func checkFeDevDir() {
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_, err := os.Stat("../fe")
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if err != nil {
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return
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}
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copyConfigToFe()
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}
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func copyConfigToFe() {
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data, err := os.ReadFile("../public/config.js")
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if err != nil {
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log.Println("Error reading config.js:", err)
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return
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}
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if err := os.WriteFile("../fe/config.js", data, 0644); err != nil {
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log.Println("Error writing config.js:", err)
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}
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}
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func createConfigFile(filename string) {
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port, _ := findOpenPort()
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saltKey := GenerateKey()
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salt := saltKey[:28]
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iv := GenerateRandomIntegerString(16)
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config := map[string]string{
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"MCRM__PORT": port,
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"MCRM__SALT": salt,
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"MCRM__IV": iv,
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}
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jsonData, err := json.MarshalIndent(config, "", " ")
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if err != nil {
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log.Println("Error creating config JSON:", err)
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return
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}
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jsData := "window.__CONFIG__ = " + string(jsonData) + ";"
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log.Println("Created JS config:", jsData)
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if err := os.WriteFile(filename, []byte(jsData), 0644); err != nil {
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log.Println("Error writing config.js:", err)
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}
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}
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func findOpenPort() (string, error) {
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addr, err := net.ResolveTCPAddr("tcp", "localhost:0")
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if err != nil {
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return "", err
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}
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l, err := net.ListenTCP("tcp", addr)
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if err != nil {
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return "", err
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}
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defer l.Close()
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return strconv.Itoa(l.Addr().(*net.TCPAddr).Port), nil
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}
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