mirror of https://github.com/dirtbags/moth.git
85 lines
1.7 KiB
Go
85 lines
1.7 KiB
Go
// Package award defines a MOTH award, and provides tools to use them.
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package award
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import (
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"encoding/json"
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"fmt"
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"strings"
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)
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// T represents a single award event.
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type T struct {
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// Unix epoch time of this event
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When int64
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TeamID string
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Category string
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Points int
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}
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// List is a collection of award events.
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type List []T
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// Len implements sort.Interface.
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func (awards List) Len() int {
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return len(awards)
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}
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// Less implements sort.Interface.
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func (awards List) Less(i, j int) bool {
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return awards[i].When < awards[j].When
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}
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// Swap implements sort.Interface.
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func (awards List) Swap(i, j int) {
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tmp := awards[i]
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awards[i] = awards[j]
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awards[j] = tmp
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}
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// Parse parses a string log entry into an award.T.
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func Parse(s string) (T, error) {
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ret := T{}
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s = strings.TrimSpace(s)
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n, err := fmt.Sscanf(s, "%d %s %s %d", &ret.When, &ret.TeamID, &ret.Category, &ret.Points)
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if err != nil {
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return ret, err
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} else if n != 4 {
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return ret, fmt.Errorf("Malformed award string: only parsed %d fields", n)
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}
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return ret, nil
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}
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// String returns a log entry string for an award.T.
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func (a T) String() string {
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return fmt.Sprintf("%d %s %s %d", a.When, a.TeamID, a.Category, a.Points)
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}
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// MarshalJSON returns the award event, encoded as a list.
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func (a T) MarshalJSON() ([]byte, error) {
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ao := []interface{}{
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a.When,
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a.TeamID,
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a.Category,
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a.Points,
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}
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return json.Marshal(ao)
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}
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// Equal returns true if two award events represent the same award.
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// Timestamps are ignored in this comparison!
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func (a T) Equal(o T) bool {
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switch {
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case a.TeamID != o.TeamID:
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return false
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case a.Category != o.Category:
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return false
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case a.Points != o.Points:
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return false
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}
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return true
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}
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