91 lines
2.9 KiB
Go
91 lines
2.9 KiB
Go
package duty_schedule
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import (
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"errors"
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"sort"
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"strings"
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"time"
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)
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var (
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ErrInvalid = errors.New("值班排班信息不符合要求")
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ErrNotFound = errors.New("值班组或排班不存在")
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ErrConflict = errors.New("数据已被其他人员更新，请刷新后重试")
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ErrCoverage = errors.New("周排班存在空档或重叠")
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)
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type GroupInput struct {
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Name string `json:"name"`
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Timezone string `json:"timezone"`
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ExpectedVersion int `json:"expectedVersion"`
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}
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type MemberInput struct {
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ContactID string `json:"contactId"`
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Role string `json:"role"`
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}
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type SlotInput struct {
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Weekday int `json:"weekday"`
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StartMinute int `json:"startMinute"`
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EndMinute int `json:"endMinute"`
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PrimaryContactID string `json:"primaryContactId"`
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BackupContactID string `json:"backupContactId"`
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}
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type ScheduleInput struct {
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EffectiveFrom time.Time `json:"effectiveFrom"`
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EffectiveTo *time.Time `json:"effectiveTo"`
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Slots []SlotInput `json:"slots"`
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}
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type OverrideInput struct {
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OriginalContactID string `json:"originalContactId"`
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ReplacementContactID string `json:"replacementContactId"`
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StartsAt time.Time `json:"startsAt"`
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EndsAt time.Time `json:"endsAt"`
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Reason string `json:"reason"`
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}
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func normalizeGroup(input GroupInput) (GroupInput, error) {
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input.Name = strings.TrimSpace(input.Name)
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input.Timezone = strings.TrimSpace(input.Timezone)
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if input.Name == "" || len([]rune(input.Name)) > 128 {
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return GroupInput{}, ErrInvalid
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}
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if _, err := time.LoadLocation(input.Timezone); err != nil {
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return GroupInput{}, ErrInvalid
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}
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return input, nil
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}
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func validateSlots(slots []SlotInput) error {
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if len(slots) == 0 {
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return ErrCoverage
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}
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byDay := map[int][]SlotInput{}
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for _, slot := range slots {
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if slot.Weekday < 0 || slot.Weekday > 6 || slot.StartMinute < 0 || slot.EndMinute > 1440 || slot.StartMinute >= slot.EndMinute || slot.PrimaryContactID == "" || slot.BackupContactID == "" || slot.PrimaryContactID == slot.BackupContactID {
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return ErrInvalid
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}
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byDay[slot.Weekday] = append(byDay[slot.Weekday], slot)
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}
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for day := 0; day < 7; day++ {
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daySlots := byDay[day]
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sort.Slice(daySlots, func(i, j int) bool { return daySlots[i].StartMinute < daySlots[j].StartMinute })
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cursor := 0
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for _, slot := range daySlots {
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if slot.StartMinute != cursor {
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return ErrCoverage
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}
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cursor = slot.EndMinute
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}
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if cursor != 1440 {
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return ErrCoverage
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}
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}
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return nil
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}
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func normalizeOverride(input OverrideInput) (OverrideInput, error) {
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input.Reason = strings.TrimSpace(input.Reason)
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if input.OriginalContactID == "" || input.ReplacementContactID == "" || input.OriginalContactID == input.ReplacementContactID || input.StartsAt.IsZero() || !input.EndsAt.After(input.StartsAt) || input.Reason == "" || len([]rune(input.Reason)) > 256 {
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return OverrideInput{}, ErrInvalid
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}
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return input, nil
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}
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