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// Copyright 2017 Frédéric Guillot. All rights reserved.
// Use of this source code is governed by the Apache 2.0
// license that can be found in the LICENSE file.
package model // import "miniflux.app/model"
import (
"fmt"
"time"
)
// Entry statuses
const (
EntryStatusUnread = "unread"
EntryStatusRead = "read"
EntryStatusRemoved = "removed"
DefaultSortingOrder = "published_at"
DefaultSortingDirection = "asc"
)
// Entry represents a feed item in the system.
type Entry struct {
ID int64 `json:"id"`
UserID int64 `json:"user_id"`
FeedID int64 `json:"feed_id"`
Status string `json:"status"`
Hash string `json:"hash"`
Title string `json:"title"`
URL string `json:"url"`
CommentsURL string `json:"comments_url"`
Date time.Time `json:"published_at"`
Content string `json:"content"`
Author string `json:"author"`
Starred bool `json:"starred"`
Enclosures EnclosureList `json:"enclosures,omitempty"`
Feed *Feed `json:"feed,omitempty"`
}
// Entries represents a list of entries.
type Entries []*Entry
// ValidateEntryStatus makes sure the entry status is valid.
func ValidateEntryStatus(status string) error {
switch status {
case EntryStatusRead, EntryStatusUnread, EntryStatusRemoved:
return nil
}
return fmt.Errorf(`Invalid entry status, valid status values are: "%s", "%s" and "%s"`, EntryStatusRead, EntryStatusUnread, EntryStatusRemoved)
}
// ValidateEntryOrder makes sure the sorting order is valid.
func ValidateEntryOrder(order string) error {
switch order {
case "id", "status", "published_at", "category_title", "category_id":
return nil
}
return fmt.Errorf(`Invalid entry order, valid order values are: "id", "status", "published_at", "category_title", "category_id"`)
}
// ValidateDirection makes sure the sorting direction is valid.
func ValidateDirection(direction string) error {
switch direction {
case "asc", "desc":
return nil
}
return fmt.Errorf(`Invalid direction, valid direction values are: "asc" or "desc"`)
}
// ValidateRange makes sure the offset/limit values are valid.
func ValidateRange(offset, limit int) error {
if offset < 0 {
return fmt.Errorf(`Offset value should be >= 0`)
}
if limit < 0 {
return fmt.Errorf(`Limit value should be >= 0`)
}
return nil
}
// OppositeDirection returns the opposite sorting direction.
func OppositeDirection(direction string) string {
if direction == "asc" {
return "desc"
}
return "asc"
}
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