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49 lines
1.0 KiB
49 lines
1.0 KiB
// Copyright 2022 ROC. All rights reserved.
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// Use of this source code is governed by a MIT style
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// license that can be found in the LICENSE file.
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package app
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import (
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"github.com/gin-gonic/gin"
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"github.com/rocboss/paopao-ce/internal/conf"
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"github.com/rocboss/paopao-ce/pkg/convert"
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)
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func GetPage(c *gin.Context) int {
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page := convert.StrTo(c.Query("page")).MustInt()
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if page <= 0 {
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return 1
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}
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return page
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}
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func GetPageSize(c *gin.Context) int {
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pageSize := convert.StrTo(c.Query("page_size")).MustInt()
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if pageSize <= 0 {
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return conf.AppSetting.DefaultPageSize
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}
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if pageSize > conf.AppSetting.MaxPageSize {
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return conf.AppSetting.MaxPageSize
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}
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return pageSize
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}
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func GetPageOffset(c *gin.Context) (offset, limit int) {
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page := convert.StrTo(c.Query("page")).MustInt()
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if page <= 0 {
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page = 1
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}
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limit = convert.StrTo(c.Query("page_size")).MustInt()
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if limit <= 0 {
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limit = conf.AppSetting.DefaultPageSize
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} else if limit > conf.AppSetting.MaxPageSize {
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limit = conf.AppSetting.MaxPageSize
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}
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offset = (page - 1) * limit
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return
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}
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