From 1e2868c77cbb9a1fc2328f532d9da384bf46f277 Mon Sep 17 00:00:00 2001
From: nikkiing <1031497516@qq.com>
Date: Fri, 21 Apr 2023 14:17:46 +0800
Subject: [PATCH] FrontToBackend

---
 pagination/v1/pagination.go       |  2 ++
 pagination/v1/pagination_front.go | 32 +++++++++++++++++++++++++++++++
 2 files changed, 34 insertions(+)
 create mode 100644 pagination/v1/pagination_front.go

diff --git a/pagination/v1/pagination.go b/pagination/v1/pagination.go
index dbeee2c..c503a3b 100644
--- a/pagination/v1/pagination.go
+++ b/pagination/v1/pagination.go
@@ -4,6 +4,8 @@ import (
 	"math"
 )
 
+// 服务端用
+
 const (
 	DefaultPage = 1
 	MinPageSize = 10
diff --git a/pagination/v1/pagination_front.go b/pagination/v1/pagination_front.go
new file mode 100644
index 0000000..31a45fa
--- /dev/null
+++ b/pagination/v1/pagination_front.go
@@ -0,0 +1,32 @@
+package page
+
+// 服务端用
+
+const (
+	DefaultFrontPage = 1
+	MinFrontPageSize = 10
+	MaxFrontPageSize = 100
+)
+
+type PaginationFront struct {
+	Page    int32 `json:"page"`
+	PerPage int32 `json:"per_page"`
+	Total   int32 `json:"total"`
+}
+
+func FrontToBackend[T Integer](frontPage, frontPerPage T) (page, pageSize T) {
+	if frontPage < DefaultFrontPage {
+		frontPage = DefaultPage
+	}
+
+	if frontPerPage <= MinFrontPageSize {
+		frontPerPage = MinFrontPageSize
+	}
+
+	if frontPerPage >= MaxFrontPageSize {
+		frontPerPage = MaxPageSize
+	}
+	page = frontPage
+	pageSize = frontPerPage
+	return
+}