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memoryMap.go
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memoryMap.go
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package applicationDM
import (
"fmt"
"github.com/dkzhang/RmsGo/myUtils/logMap"
"github.com/dkzhang/RmsGo/webapi/dataInfra/applicationDB"
"github.com/dkzhang/RmsGo/webapi/model/application"
"github.com/sirupsen/logrus"
"time"
)
type MemoryMap struct {
theAppMap map[int]*application.Application
theDB applicationDB.ApplicationDB
}
func NewMemoryMap(adb applicationDB.ApplicationDB, theLogMap logMap.LogMap) (nmm MemoryMap, err error) {
nmm.theDB = adb
nmm.theAppMap = make(map[int]*application.Application)
apps, err := nmm.theDB.QueryAll(application.AppTypeALL, application.AppStatusALL)
if err != nil {
return MemoryMap{},
fmt.Errorf("generate new MemoryMap failed since ApplicationDB.GetAllArray error: %v", err)
}
theLogMap.Log(logMap.NORMAL).WithFields(logrus.Fields{
"len(apps)": len(apps),
}).Info("NewMemoryMap ApplicationDB.GetAllArray success.")
for i := range apps {
nmm.theAppMap[apps[i].ApplicationID] = &apps[i]
}
theLogMap.Log(logMap.NORMAL).Info("NewMemoryMap load data to map success.")
return nmm, nil
}
func (adm MemoryMap) Close() {
adm.theDB.Close()
}
func (adm MemoryMap) QueryByID(appID int) (application.Application, error) {
if app, ok := adm.theAppMap[appID]; ok {
return *app, nil
} else {
return application.Application{}, fmt.Errorf("application (id=%d) does not exist", appID)
}
}
func (adm MemoryMap) QueryByOwner(userID int, appType int, appStatus int) (apps []application.Application, err error) {
for _, app := range adm.theAppMap {
if app.ApplicantUserID == userID {
if appType&app.Type != 0 && appStatus&app.Status != 0 {
apps = append(apps, *app)
}
}
}
return apps, nil
}
func (adm MemoryMap) QueryByDepartmentCode(dc string, appType int, appStatus int) (apps []application.Application, err error) {
for _, app := range adm.theAppMap {
if app.DepartmentCode == dc {
if appType&app.Type != 0 && appStatus&app.Status != 0 {
apps = append(apps, *app)
}
}
}
return apps, nil
}
func (adm MemoryMap) QueryAll(appType int, appStatus int) (apps []application.Application, err error) {
for _, app := range adm.theAppMap {
if appType&app.Type != 0 && appStatus&app.Status != 0 {
apps = append(apps, *app)
}
}
return apps, nil
}
func (adm MemoryMap) QueryByFilter(appFilter func(application.Application) bool) (apps []application.Application, err error) {
for _, app := range adm.theAppMap {
if appFilter(*app) == true {
apps = append(apps, *app)
}
}
return apps, nil
}
func (adm MemoryMap) QueryAppOpsByAppId(appID int) (records []application.AppOpsRecord, err error) {
records, err = adm.theDB.QueryAppOpsByAppId(appID)
if err != nil {
return nil, fmt.Errorf("QueryAppOpsByAppId from db error: %v", err)
}
return records, nil
}
///////////////////////////////////////////////////////////////////////////////////////////////////
func (adm MemoryMap) Insert(appInfo application.Application) (appID int, err error) {
appInfo.CreatedAt = time.Now()
appInfo.UpdatedAt = time.Now()
appID, err = adm.theDB.Insert(appInfo)
if err != nil {
return -1, fmt.Errorf("Insert in db error: %v", err)
}
appInfo.ApplicationID = appID
adm.theAppMap[appID] = &appInfo
return appID, nil
}
func (adm MemoryMap) Update(appInfo application.Application) (err error) {
if _, ok := adm.theAppMap[appInfo.ApplicationID]; !ok {
return fmt.Errorf("application id %d does not exist", appInfo.ApplicationID)
}
appInfo.UpdatedAt = time.Now()
err = adm.theDB.Update(appInfo)
if err != nil {
return fmt.Errorf("Update in db error: %v", err)
}
adm.theAppMap[appInfo.ApplicationID] = &appInfo
return nil
}
func (adm MemoryMap) InsertAppOps(record application.AppOpsRecord) (recordID int, err error) {
record.CreatedAt = time.Now()
recordID, err = adm.theDB.InsertAppOps(record)
if err != nil {
return -1, fmt.Errorf("InsertAppOps in db error: %v", err)
}
return recordID, nil
}
func (adm MemoryMap) ArchiveToHistory(historyADI applicationDB.DBInfo, projectID int) (err error) {
// TODO
return fmt.Errorf("unimplemented ")
}