From 40132704b8b5078ae73ce0eb9c6313a6d4467cb3 Mon Sep 17 00:00:00 2001
From: weizhihong <weizhihong@joylink.club>
Date: Wed, 13 Dec 2023 11:23:16 +0800
Subject: [PATCH] =?UTF-8?q?=E3=80=90=E5=8F=91=E5=B8=83=E5=9C=B0=E5=9B=BE?=
 =?UTF-8?q?=E6=95=B0=E6=8D=AE=E5=9B=9E=E9=80=80=E5=8A=9F=E8=83=BD=E3=80=91?=
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---
 api/publishedGi.go     | 34 +++++++++++++++++++++++++++++++++-
 dto/published.go       |  6 ++++++
 service/publishedGi.go | 30 ++++++++++++++++++++++++++++--
 3 files changed, 67 insertions(+), 3 deletions(-)

diff --git a/api/publishedGi.go b/api/publishedGi.go
index 4fc5861..362bdca 100644
--- a/api/publishedGi.go
+++ b/api/publishedGi.go
@@ -1,6 +1,7 @@
 package api
 
 import (
+	"fmt"
 	"log/slog"
 	"net/http"
 	"strconv"
@@ -27,6 +28,7 @@ func InitPublishedGiRouter(api *gin.RouterGroup, authMiddleware *jwt.GinJWTMiddl
 	authed.POST("/release", releasePublishedGiById)
 	authed.POST("/rename", renamePublishedGiById)
 	authed.GET("/:id/history", historyPublishedGiById)
+	authed.POST("/fallbackVersion", fallbackCurrentVersion)
 }
 
 // 分页查询发布的图形数据
@@ -268,7 +270,7 @@ func renamePublishedGiById(c *gin.Context) {
 //	@Tags			发布的图形数据Api
 //	@Accept			json
 //	@Produce		json
-//	@Param			id	path	int true	"id"
+//	@Param			PublishFallBackDto	path	int true	"id"
 //	@Success		200	{object}	dto.PublishHistoryDto
 //	@Failure		401	{object}	dto.ErrorDto
 //	@Failure		500	{object}	dto.ErrorDto
@@ -282,3 +284,33 @@ func historyPublishedGiById(c *gin.Context) {
 	mid := int32(id)
 	c.JSON(http.StatusOK, service.GetPublishHistory(mid))
 }
+
+// 发布地图回退到历史版本
+//
+//	@Summary		发布地图回退到历史版本
+//
+//	@Security		JwtAuth
+//
+//	@Description	发布地图回退到历史版本
+//	@Tags			发布的图形数据Api
+//	@Accept			json
+//	@Produce		json
+//	@Param			id	path	query		dto.PublishFallBackDto	true	"查询参数"
+//	@Success		200	{object}	true
+//	@Failure		401	{object}	dto.ErrorDto
+//	@Failure		500	{object}	dto.ErrorDto
+//	@Router			/api/v1/publishedGi/fallbackVersion [post]
+func fallbackCurrentVersion(c *gin.Context) {
+	param := &dto.PublishFallBackDto{}
+	if err := c.ShouldBind(param); err != nil {
+		panic(sys_error.New("操作失败,查询参数格式错误", err))
+	}
+	isChange, err := service.FallBackPublishHistory(param.MapId, param.VersionId)
+	if err != nil {
+		panic(sys_error.New(fmt.Sprintf("操作失败,%s", err.Error()), err))
+	}
+	if isChange {
+		memory.DeleteMapVerifyStructure(param.MapId) // 移除内存中的发布信息
+	}
+	c.JSON(http.StatusOK, isChange)
+}
diff --git a/dto/published.go b/dto/published.go
index 64bf367..c01d99a 100644
--- a/dto/published.go
+++ b/dto/published.go
@@ -54,4 +54,10 @@ type PublishHistoryDto struct {
 	PublishAt JsonTime `json:"publishAt" time_format:"2006-01-02 15:04:05"`
 	Version   int32    `json:"version" form:"version"`
 	Note      string   `json:"note" form:"note"`
+	Current   bool     `json:"current" form:"current"`
+}
+
+type PublishFallBackDto struct {
+	MapId     int32 `json:"mapId" form:"mapId" binding:"required"`
+	VersionId int32 `json:"versionId" form:"versionId" binding:"required"`
 }
diff --git a/service/publishedGi.go b/service/publishedGi.go
index 9a7b552..5ba7a57 100644
--- a/service/publishedGi.go
+++ b/service/publishedGi.go
@@ -257,10 +257,14 @@ func ChangePublishCode(id int32, code string) {
 
 // 查询发布历史
 func GetPublishHistory(id int32) []*dto.PublishHistoryDto {
-	u, pv := dbquery.User, dbquery.PublishedVersion
+	u, p, pv := dbquery.User, dbquery.Published, dbquery.PublishedVersion
+	pd, err1 := p.Select(p.ID, p.DataID).Where(p.ID.Eq(id)).First()
+	if err1 != nil {
+		panic(sys_error.New(fmt.Sprintf("地图【%d】不存在", id)))
+	}
 	var records []*dto.PublishHistoryDto
 	err := pv.
-		Select(pv.ID, pv.PublishAt, pv.Note, pv.Version, u.Name.As("publisher")).
+		Select(pv.ID, pv.PublishAt, pv.Note, pv.Version, u.Name.As("publisher"), pv.ID.Eq(pd.DataID).As("current")).
 		LeftJoin(u, u.ID.EqCol(pv.UserID)).
 		Where(pv.PublishID.Eq(id)).Order(pv.Version.Desc()).Scan(&records)
 	if err != nil {
@@ -268,3 +272,25 @@ func GetPublishHistory(id int32) []*dto.PublishHistoryDto {
 	}
 	return records
 }
+
+// 回退发布版本
+func FallBackPublishHistory(mapId, versionId int32) (bool, error) {
+	p, pv := dbquery.Published, dbquery.PublishedVersion
+	pd, err := p.Select(p.ID, p.DataID).Where(p.ID.Eq(mapId)).First()
+	if err != nil {
+		return false, fmt.Errorf("地图【%d】不存在", mapId)
+	}
+	pvd, err := pv.Select(pv.ID, pv.PublishID).Where(pv.ID.Eq(versionId)).First()
+	if err != nil {
+		return false, fmt.Errorf("地图【%d】版本【%d】数据不存在", mapId, versionId)
+	}
+	if pvd.PublishID != pd.ID {
+		return false, fmt.Errorf("地图【%d】版本【%d】数据不匹配", mapId, versionId)
+	}
+	if pd.DataID == pvd.ID {
+		return false, nil
+	}
+	// 更新版本数据
+	p.Where(p.ID.Eq(mapId)).UpdateColumn(p.DataID, versionId)
+	return true, nil
+}