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appview: db: follow: add GetFollowers and GetFollowing functions to fetch Follows #483

merged
opened by
ptr.pet 4 months ago targeting master from ptr.pet/core: followers-following-list
Signed-off-by: dusk y.bera003.06@protonmail.com
options
unified split
Changed files
+65 -1
appview
follow.go
+65 -1
appview/db/follow.go
···

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       func GetFollowerFollowingCount(e Execer, did string) (int, int, error) {

     

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       	followers, following := 0, 0

     

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       	err := e.QueryRow(

     

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       -
       		`SELECT 

     

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       		`SELECT

     

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       		COUNT(CASE WHEN subject_did = ? THEN 1 END) AS followers,

     

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       		COUNT(CASE WHEN user_did = ? THEN 1 END) AS following

     

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       		FROM follows;`, did, did).Scan(&followers, &following)

     
···

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       	return followers, following, nil

     

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       }

     

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       +
       func GetFollowers(e Execer, did string) ([]Follow, error) {

     

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       	var followers []Follow

     

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       	rows, err := e.Query(`

     

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       		select user_did, subject_did, followed_at, rkey from follows where subject_did = ?

     

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       	`, did)

     

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       	if err != nil {

     

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       		return nil, err

     

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       	}

     

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       	for rows.Next() {

     

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       		var follow Follow

     

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       		var followedAt string

     

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       		err := rows.Scan(

     

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       			&follow.UserDid,

     

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       			&follow.SubjectDid,

     

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       			&followedAt,

     

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       			&follow.Rkey,

     

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       		)

     

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       		if err != nil {

     

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       			return nil, err

     

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       		}

     

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       		followedAtTime, err := time.Parse(time.RFC3339, followedAt)

     

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       		if err != nil {

     

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       			log.Println("unable to determine followed at time")

     

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       			follow.FollowedAt = time.Now()

     

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       		} else {

     

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       			follow.FollowedAt = followedAtTime

     

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       		}

     

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       		followers = append(followers, follow)

     

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       	}

     

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       	return followers, nil

     

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       }

     

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       func GetFollowing(e Execer, did string) ([]Follow, error) {

     

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       	var following []Follow

     

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       	rows, err := e.Query(`

     

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       		select user_did, subject_did, followed_at, rkey from follows where user_did = ?

     

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       +
       	`, did)

     

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       	if err != nil {

     

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       		return nil, err

     

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       	}

     

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       	for rows.Next() {

     

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       		var follow Follow

     

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       		var followedAt string

     

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       		err := rows.Scan(

     

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       			&follow.UserDid,

     

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       			&follow.SubjectDid,

     

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       			&followedAt,

     

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       			&follow.Rkey,

     

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       		)

     

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       		if err != nil {

     

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       			return nil, err

     

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       		}

     

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       		followedAtTime, err := time.Parse(time.RFC3339, followedAt)

     

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       		if err != nil {

     

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       			log.Println("unable to determine followed at time")

     

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       			follow.FollowedAt = time.Now()

     

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       		} else {

     

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       			follow.FollowedAt = followedAtTime

     

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       		}

     

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       		following = append(following, follow)

     

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       	}

     

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       	return following, nil

     

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       +
       }

     

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       +
       

     

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       type FollowStatus int

     

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       const (