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alarm_notes_controller.go
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/
alarm_notes_controller.go
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package alarm
import (
"errors"
"fmt"
"strings"
"time"
h "github.com/Cepave/open-falcon-backend/modules/f2e-api/app/helper"
alm "github.com/Cepave/open-falcon-backend/modules/f2e-api/app/model/alarm"
"github.com/gin-gonic/gin"
)
type APIGetNotesOfAlarmInputs struct {
StartTime int64 `json:"startTime" form:"startTime"`
EndTime int64 `json:"endTime" form:"endTime"`
//id
EventId string `json:"event_id" form:"event_id"`
Status string `json:"status" form:"status"`
//number of reacord's limit on each page
Limit int `json:"limit" form:"limit"`
//pagging
Page int `json:"page" form:"page"`
}
func (input APIGetNotesOfAlarmInputs) checkInputsContain() error {
if input.StartTime == 0 && input.EndTime == 0 {
if input.EventId == "" {
return errors.New("startTime, endTime OR event_id, You have to at least pick one on the request.")
}
}
return nil
}
func (s APIGetNotesOfAlarmInputs) collectFilters() string {
tmp := []string{}
if s.StartTime != 0 {
tmp = append(tmp, fmt.Sprintf("timestamp >= FROM_UNIXTIME(%v)", s.StartTime))
}
if s.EndTime != 0 {
tmp = append(tmp, fmt.Sprintf("timestamp <= FROM_UNIXTIME(%v)", s.EndTime))
}
if s.Status != "" {
tmp = append(tmp, fmt.Sprintf("status = '%s'", s.Status))
}
if s.EventId != "" {
tmp = append(tmp, fmt.Sprintf("event_caseId = '%s'", s.EventId))
}
filterStrTmp := strings.Join(tmp, " AND ")
if filterStrTmp != "" {
filterStrTmp = fmt.Sprintf("WHERE %s", filterStrTmp)
}
return filterStrTmp
}
type APIGetNotesOfAlarmOuput struct {
EventCaseId string `json:"event_caseId"`
Note string `json:"note"`
CaseId string `json:"case_id"`
Status string `json:"status"`
Timestamp *time.Time `json:"timestamp"`
UserName string `json:"user"`
}
func GetNotesOfAlarm(c *gin.Context) {
var inputs APIGetNotesOfAlarmInputs
if err := c.Bind(&inputs); err != nil {
h.JSONR(c, badstatus, "binding input got error: "+err.Error())
return
}
if err := inputs.checkInputsContain(); err != nil {
h.JSONR(c, badstatus, err)
return
}
filterCollector := inputs.collectFilters()
//for get correct table name
f := alm.EventNote{}
notes := []alm.EventNote{}
if inputs.Limit == 0 || inputs.Limit >= 50 {
inputs.Limit = 50
}
perparedSql := fmt.Sprintf(
"select id, event_caseId, note, case_id, status, timestamp, user_id from %s %s order by timestamp DESC limit %d,%d",
f.TableName(),
filterCollector,
inputs.Page,
inputs.Limit,
)
db.Alarm.Raw(perparedSql).Scan(¬es)
output := []APIGetNotesOfAlarmOuput{}
for _, n := range notes {
output = append(output, APIGetNotesOfAlarmOuput{
EventCaseId: n.EventCaseId,
Note: n.Note,
CaseId: n.CaseId,
Status: n.Status,
Timestamp: n.Timestamp,
UserName: n.GetUserName(),
})
}
h.JSONR(c, output)
}
type APIAddNotesToAlarmInputs struct {
EventId string `json:"event_id" form:"event_id" binding:"required"`
Note string `json:"note" form:"note" binding:"required"`
Status string `json:"status" form:"status" binding:"required"`
CaseId string `json:"case_id" form:"case_id"`
}
func (s APIAddNotesToAlarmInputs) CheckingFormating() error {
switch s.Status {
case "in progress":
return nil
case "unresolved":
return nil
case "resolved":
return nil
case "ignored":
return nil
case "comment":
return nil
default:
return errors.New(`params status: only accepect ["in progress", "unresolved", "resolved", "ignored", "comment"]`)
}
}
func AddNotesToAlarm(c *gin.Context) {
var inputs APIAddNotesToAlarmInputs
if err := c.Bind(&inputs); err != nil {
h.JSONR(c, badstatus, err)
return
}
if err := inputs.CheckingFormating(); err != nil {
h.JSONR(c, badstatus, err)
return
}
user, err := h.GetUser(c)
if err != nil {
h.JSONR(c, badstatus, err)
return
}
currentTime := time.Now()
Anote := alm.EventNote{
UserId: user.ID,
Note: inputs.Note,
Status: inputs.Status,
EventCaseId: inputs.EventId,
CaseId: inputs.CaseId,
Timestamp: ¤tTime,
//time will update on database self
}
dt := db.Alarm.Begin()
if err := dt.Save(&Anote); err.Error != nil {
dt.Rollback()
h.JSONR(c, badstatus, err.Error)
return
}
if inputs.Status != "comment" {
ecase := alm.EventCases{
ProcessNote: Anote.ID,
ProcessStatus: Anote.Status,
}
if db := dt.Table(ecase.TableName()).Where("id = ?", Anote.EventCaseId).Update(&ecase); db.Error != nil {
dt.Rollback()
h.JSONR(c, badstatus, "update got error during update event_cases:"+db.Error.Error())
return
}
}
dt.Commit()
h.JSONR(c, map[string]string{
"id": inputs.EventId,
"message": fmt.Sprintf("add note to %s successfuled", inputs.EventId),
})
return
}