72 lines
1.9 KiB
Go
72 lines
1.9 KiB
Go
package store
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import (
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"crypto/rand"
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"crypto/sha1"
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"fmt"
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"log"
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"time"
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)
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// Comment represents a single comment with optinal reference to its parent
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type Comment struct {
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ID string `json:"id"`
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ParentID string `json:"pid"`
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Text string `json:"text"`
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User User `json:"user"`
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Locator Locator `json:"locator"`
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Score int `json:"score"`
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Votes map[string]bool `json:"votes"`
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Timestamp time.Time `json:"time"`
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}
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// Locator keeps site and url of the post
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type Locator struct {
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SiteID string `json:"site,omitempty"`
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URL string `json:"url"`
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}
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// User holds user-related info
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type User struct {
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Name string `json:"name"`
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ID string `json:"id"`
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Picture string `json:"picture"`
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Profile string `json:"profile"`
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Admin bool `json:"admin"`
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IP string `json:"-"`
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}
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// Request is a container for all finds
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type Request struct {
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Locator Locator `json:"locator"`
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Sort string `json:"sort"`
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Offset int `json:"offset"`
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Limit int `json:"limit"`
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}
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// Interface defines basic CRUD for comments
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type Interface interface {
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Create(comment Comment) (commentID string, err error)
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Delete(locator Locator, commentID string) error
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Find(request Request) ([]Comment, error)
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Last(locator Locator, max int) ([]Comment, error)
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Get(locator Locator, commentID string) (Comment, error)
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Vote(locator Locator, commentID string, userID string, val bool) (Comment, error)
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Count(locator Locator) (int, error)
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SetBlock(locator Locator, userID string, status bool) error
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IsBlocked(locator Locator, userID string) bool
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}
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func makeCommentID() string {
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b := make([]byte, 64)
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if _, err := rand.Read(b); err != nil {
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log.Fatalf("[ERROR] can't get randoms, %s", err)
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}
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s := sha1.New()
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if _, err := s.Write(b); err != nil {
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log.Fatalf("[ERROR] can't make sha1 for random, %s", err)
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}
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return fmt.Sprintf("%x", s.Sum(nil))
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}
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