fix

zhangqian

2023-11-14 14311eec900eea7098e097be47c04a17491e3b67

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package v1
 
import (
    "apsClient/model"
    "apsClient/model/request"
    "apsClient/pkg/contextx"
    "apsClient/pkg/ecode"
    "apsClient/service"
    "github.com/gin-gonic/gin"
)
 
type ProcessModelApi struct{}
 
// List
// @Tags      工艺模型
// @Summary   获取工艺模型列表
// @Produce   application/json
// @Param     object  query    request.ProcessModelList true  "查询参数"
// @Success   200   {object}  contextx.Response{data=[]model.ProcessModel}  "成功"
// @Router    /v1/processModel/list [get]
func (slf *ProcessModelApi) List(c *gin.Context) {
    var params request.ProcessModelList
    ctx, ok := contextx.NewContext(c, &params)
    if !ok {
        return
    }
    procedure, code := service.NewTaskService().GetProcedureById(params.ProcedureId)
    if code != ecode.OK {
        ctx.Fail(code)
        return
    }
    var oldProcessModel *model.ProcessModel
    if procedure.ProcessModelNumber != "" {
        oldProcessModel, _ = service.GetProcessModelByNumber(procedure.ProcessModelNumber)
    }
 
    offset, limit, unShift := GetOffsetAndLimit(oldProcessModel, params.Page, params.PageSize)
    list, total, err := service.GetProcessModelList(offset, limit, procedure.ProcessModelNumber)
    if err != nil {
        ctx.Fail(ecode.DBErr)
        return
    }
 
    if unShift && oldProcessModel != nil { //粘在前面
        list = append([]*model.ProcessModel{oldProcessModel}, list...)
    }
    for _, processModel := range list {
        if oldProcessModel != nil && processModel.Procedure == oldProcessModel.Procedure && processModel.Product == oldProcessModel.Product {
            processModel.IsUpdate = processModel.Number != procedure.ProcessModelNumber
        }
        if processModel.IsUpdate {
            processModel.NewNumber, processModel.NewParamsMap = processModel.Number, processModel.ParamsMap
            processModel.Number, processModel.ParamsMap = oldProcessModel.Number, oldProcessModel.ParamsMap
        }
    }
    ctx.ResultList(list, total)
}
 
func GetOffsetAndLimit(current *model.ProcessModel, page, pageSize int) (offset, limit int, unShift bool) {
    //isNew是要更新的
    unShift = current != nil && current.IsNew && page == 1
    limit = pageSize
    if unShift {
        limit-- //如果是新的，第一页少查一个
    }
    offset = (page - 1) * pageSize
    if current != nil && current.IsNew && offset > 0 { //如果是新的，第二页开始偏移量左移一个
        offset--
    }
 
    return offset, limit, unShift
}