69 lines
1.3 KiB
Go
69 lines
1.3 KiB
Go
package main
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import (
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"errors"
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"net/url"
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"strings"
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"time"
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)
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// ErrMissingComponent is thrown when the URL has empty or missing components
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var ErrMissingComponent = errors.New("missing URL component")
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// ErrTooManyComponent is thrown when there are more than 2 components
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var ErrTooManyComponent = errors.New("too many components")
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var timeRFC3339NoSec = "2006-01-02T15:04Z07:00"
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var timeFormats = []string{time.RFC3339, timeRFC3339NoSec}
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// Request is a parsed datetime URL
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type Request struct {
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Time time.Time
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Zones []string
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}
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// ParseRequest parses an input URL into a Request
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func ParseRequest(u *url.URL) (Request, error) {
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var err error
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parts := strings.Split(u.Path, "/")[1:]
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if len(parts) > 2 {
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return Request{}, ErrTooManyComponent
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}
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if len(parts) < 1 {
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return Request{}, ErrMissingComponent
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}
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// Parse time portion
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var t time.Time
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timeString := parts[0]
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if len(timeString) == 0 {
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return Request{}, ErrMissingComponent
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}
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for _, f := range timeFormats {
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t, err = time.Parse(f, timeString)
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if err == nil {
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break
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}
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}
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if err != nil {
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return Request{}, err
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}
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// Split zones
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var z []string
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zoneString := ""
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if len(parts) >= 2 {
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zoneString = parts[1]
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}
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if len(zoneString) == 0 {
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return Request{}, ErrMissingComponent
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}
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z = strings.Split(zoneString, ",")
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return Request{
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Time: t,
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Zones: z,
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}, nil
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}
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