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wakapi/utils/summary.go

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package utils
import (
"errors"
"github.com/muety/wakapi/models"
"net/http"
"time"
)
func ParseInterval(interval string) (*models.IntervalKey, error) {
for _, i := range models.AllIntervals {
if i.HasAlias(interval) {
return i, nil
}
}
return nil, errors.New("not a valid interval")
}
func MustResolveIntervalRawTZ(interval string, tz *time.Location) (from, to time.Time) {
_, from, to = ResolveIntervalRawTZ(interval, tz)
return from, to
}
func ResolveIntervalRawTZ(interval string, tz *time.Location) (err error, from, to time.Time) {
parsed, err := ParseInterval(interval)
if err != nil {
return err, time.Time{}, time.Time{}
}
return ResolveIntervalTZ(parsed, tz)
}
func ResolveIntervalTZ(interval *models.IntervalKey, tz *time.Location) (err error, from, to time.Time) {
now := time.Now().In(tz)
to = now
switch interval {
case models.IntervalToday:
from = BeginOfToday(tz)
case models.IntervalYesterday:
from = BeginOfToday(tz).Add(-24 * time.Hour)
to = BeginOfToday(tz)
case models.IntervalThisWeek:
from = BeginOfThisWeek(tz)
case models.IntervalLastWeek:
from = BeginOfThisWeek(tz).AddDate(0, 0, -7)
to = BeginOfThisWeek(tz)
case models.IntervalThisMonth:
from = BeginOfThisMonth(tz)
case models.IntervalLastMonth:
from = BeginOfThisMonth(tz).AddDate(0, -1, 0)
to = BeginOfThisMonth(tz)
case models.IntervalThisYear:
from = BeginOfThisYear(tz)
case models.IntervalPast7Days:
from = now.AddDate(0, 0, -7)
case models.IntervalPast7DaysYesterday:
from = BeginOfToday(tz).AddDate(0, 0, -1).AddDate(0, 0, -7)
to = BeginOfToday(tz).AddDate(0, 0, -1)
case models.IntervalPast14Days:
from = now.AddDate(0, 0, -14)
case models.IntervalPast30Days:
from = now.AddDate(0, 0, -30)
case models.IntervalPast12Months:
from = now.AddDate(0, -12, 0)
case models.IntervalAny:
from = time.Time{}
default:
err = errors.New("invalid interval")
}
return err, from, to
}
func ParseSummaryParams(r *http.Request) (*models.SummaryParams, error) {
user := extractUser(r)
params := r.URL.Query()
var err error
var from, to time.Time
if interval := params.Get("interval"); interval != "" {
err, from, to = ResolveIntervalRawTZ(interval, user.TZ())
} else if start := params.Get("start"); start != "" {
err, from, to = ResolveIntervalRawTZ(start, user.TZ())
} else {
from, err = ParseDateTimeTZ(params.Get("from"), user.TZ())
if err != nil {
return nil, errors.New("missing or invalid 'from' parameter")
}
to, err = ParseDateTimeTZ(params.Get("to"), user.TZ())
if err != nil {
return nil, errors.New("missing or invalid 'to' parameter")
}
}
recompute := params.Get("recompute") != "" && params.Get("recompute") != "false"
filters := ParseSummaryFilters(r)
return &models.SummaryParams{
From: from,
To: to,
User: user,
Recompute: recompute,
Filters: filters,
}, nil
}
func ParseSummaryFilters(r *http.Request) *models.Filters {
filters := &models.Filters{}
if q := r.URL.Query().Get("project"); q != "" {
filters.With(models.SummaryProject, q)
}
if q := r.URL.Query().Get("language"); q != "" {
filters.With(models.SummaryLanguage, q)
}
if q := r.URL.Query().Get("editor"); q != "" {
filters.With(models.SummaryEditor, q)
}
if q := r.URL.Query().Get("machine"); q != "" {
filters.With(models.SummaryMachine, q)
}
if q := r.URL.Query().Get("operating_system"); q != "" {
filters.With(models.SummaryOS, q)
}
if q := r.URL.Query().Get("label"); q != "" {
filters.With(models.SummaryLabel, q)
}
if q := r.URL.Query().Get("branch"); q != "" {
filters.With(models.SummaryBranch, q)
}
return filters
}
func extractUser(r *http.Request) *models.User {
type principalGetter interface {
GetPrincipal() *models.User
}
if p := r.Context().Value("principal"); p != nil {
return p.(principalGetter).GetPrincipal()
}
return nil
}