add user routes

routes/api/user/param_userid/auth.go

@@ -0,0 +1,70 @@
+package param_userid
+
+import (
+	"bdgrp_go/db"
+	"bdgrp_go/pbutil"
+	"bdgrp_go/routes"
+	"bdgrp_go/utils"
+	"crypto/sha1"
+	"fmt"
+	"os"
+
+	"github.com/gofiber/fiber/v2"
+)
+
+func init() {
+	path := routes.PathOf()
+	routes.Register(func(app *fiber.App) {
+		app.Put(path, Auth)
+		fmt.Println("Loaded:", path)
+	})
+}
+
+func Auth(c *fiber.Ctx) error {
+	server := os.Getenv("SERVER")
+	userid := c.Params("userid")
+
+	decrypted, err := utils.Decrypt(c.Body())
+	if err != nil {
+		return c.Status(500).SendString("")
+	}
+
+	decoded, err := pbutil.Decode("UserAuthRequest", decrypted)
+	if err != nil {
+		return c.Status(500).SendString("")
+	}
+
+	hash := fmt.Sprintf("%x", sha1.Sum([]byte(userid+":")))
+
+	errData := map[string]any{
+		"httpStatus":   403,
+		"errorCode":    "",
+		"errorMessage": "signature invalid.",
+	}
+
+	sendErr := func() error {
+		encoded, _ := pbutil.Encode("ClientErrorResponse", errData)
+		encrypted, _ := utils.Encrypt(encoded)
+		return c.Status(403).Send(encrypted)
+	}
+
+	user := db.FindUser(userid)
+	if hash != decoded["hash1"] || user == nil {
+		return sendErr()
+	}
+
+	if c.Get("x-signature") != user["hash"] {
+		return sendErr()
+	}
+
+	// 更新 clientVersion
+	for i, u := range db.DB.Users[server] {
+		if fmt.Sprintf("%v", u["userId"]) == userid {
+			db.DB.Users[server][i]["clientVersion"] = c.Get("x-clientversion")
+			break
+		}
+	}
+	db.Save()
+
+	return c.Send(nil)
+}