update: add resp 418

nft/resp/resp.go

@@ -2,9 +2,10 @@ package resp
 
 import (
 	"fmt"
-	"github.com/loveuer/nf"
 	"strconv"
 	"strings"
+
+	"github.com/loveuer/nf"
 )
 
 func handleEmptyMsg(status uint32, msg string) string {
@@ -102,6 +103,18 @@ func Resp403(c *nf.Ctx, data any, msgs ...string) error {
 	return Resp(c, 403, msg, err, data)
 }
 
+func Resp418(c *nf.Ctx, data any, msgs ...string) error {
+	msg := MSG418
+	err := ""
+
+	if len(msgs) > 0 && msgs[0] != "" {
+		msg = fmt.Sprintf("%s: %s", msg, strings.Join(msgs, "; "))
+		err = ""
+	}
+
+	return Resp(c, 418, msg, err, data)
+}
+
 func Resp429(c *nf.Ctx, data any, msgs ...string) error {
 	msg := MSG429
 	err := ""

nft/resp/var.go

@@ -7,6 +7,7 @@ const (
 	MSG401 = "登录已过期, 请重新登录"
 	MSG403 = "请求权限不足"
 	MSG404 = "请求资源未找到"
+	MSG418 = "请求条件不满足, 请稍后再试"
 	MSG429 = "请求过于频繁, 请稍后再试"
 	MSG500 = "服务器开小差了, 请稍后再试"
 	MSG501 = "功能开发中, 尽情期待"

readme.md

@@ -5,63 +5,98 @@
 ##### basic usage
 
 - get param
-```go
-func main() {
-    app := nf.New()
 
-    app.Get("/hello/:name", func(c *nf.Ctx) error {
-        name := c.Param("name")
-        return c.JSON(nf.Map{"status": 200, "data": "hello, " + name})
-    })
+  ```go
+  func main() {
+      app := nf.New()
 
-    log.Fatal(app.Run("0.0.0.0:80"))
-}
-```
+      app.Get("/hello/:name", func(c *nf.Ctx) error {
+          name := c.Param("name")
+          return c.JSON(nf.Map{"status": 200, "data": "hello, " + name})
+      })
+
+      log.Fatal(app.Run("0.0.0.0:80"))
+  }
+  ```
 
 - parse request query
-```go
-func handleQuery(c *nf.Ctx) error {
-    type Req struct {
-        Name string   `query:"name"`
-        Addr []string `query:"addr"`
-    }
 
-    var (
-        err error
-        req = Req{}
-    )
+  ```go
+  func handleQuery(c *nf.Ctx) error {
+      type Req struct {
+          Name string   `query:"name"`
+          Addr []string `query:"addr"`
+      }
 
-    if err = c.QueryParser(&req); err != nil {
-        return nf.NewNFError(400, err.Error())
-	}
+      var (
+          err error
+          req = Req{}
+      )
 
-    return c.JSON(nf.Map{"query": req})
-}
-```
+      if err = c.QueryParser(&req); err != nil {
+          return nf.NewNFError(400, err.Error())
+      }
+
+      return c.JSON(nf.Map{"query": req})
+  }
+  ```
 
 - parse application/json body
-```go
-func handlePost(c *nf.Ctx) error {
-    type Req struct {
-        Name string   `json:"name"`
-        Addr []string `json:"addr"`
-    }
 
-    var (
-        err error
-        req = Req{}
-        reqMap = make(map[string]interface{})
-    )
-	
-    if err = c.BodyParser(&req); err != nil {
-        return nf.NewNFError(400, err.Error())
-    }
-	
-    // can parse body multi times
-    if err = c.BodyParser(&reqMap); err != nil {
-        return nf.NewNFError(400, err.Error())
-    }
-	
-    return c.JSON(nf.Map{"struct": req, "map": reqMap})
-}
-```
+  ```go
+  func handlePost(c *nf.Ctx) error {
+      type Req struct {
+          Name string   `json:"name"`
+          Addr []string `json:"addr"`
+      }
+
+      var (
+          err error
+          req = Req{}
+          reqMap = make(map[string]interface{})
+      )
+
+      if err = c.BodyParser(&req); err != nil {
+          return nf.NewNFError(400, err.Error())
+      }
+
+      // can parse body multi times
+      if err = c.BodyParser(&reqMap); err != nil {
+          return nf.NewNFError(400, err.Error())
+      }
+
+      return c.JSON(nf.Map{"struct": req, "map": reqMap})
+  }
+  ```
+
+- pass local value
+
+  ```go
+  type User struct {
+      Id int
+      Username string
+  }
+
+  func main() {
+      app := nf.New()
+      app.Use(auth())
+
+      app.Get("/item/list", list)
+  }
+
+  func auth() nf.HandlerFunc {
+      return func(c *nf.Ctx) error {
+          c.Locals("user", &User{Id: 1, Username:"user"})
+          return c.Next()
+      }
+  }
+
+  func list(c *nf.Ctx) error {
+      user, ok := c.Locals("user").(*User)
+      if !ok {
+          return c.Status(401).SendString("login required")
+      }
+
+      ...
+  }
+  ```