100 lines
2.2 KiB
Go
100 lines
2.2 KiB
Go
package public
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import (
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"database/sql"
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"dorisbot/models"
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"errors"
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"time"
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)
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// FacebookPageModel -
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type FacebookPageModel struct {
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ID string `db:"id"`
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LastPost string `db:"lastpost"`
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Ctime time.Time `db:"ctime"`
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Mtime time.Time `db:"mtime"`
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}
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// NewFacebookPage -
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func NewFacebookPage(id string) (page *FacebookPageModel, err error) {
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if len(id) == 0 {
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return nil, errors.New("id is empty")
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}
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page = &FacebookPageModel{
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ID: id,
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}
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return
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}
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// GetFacebookPageByID -
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func GetFacebookPageByID(id string) (page *FacebookPageModel, err error) {
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if len(id) == 0 {
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return nil, errors.New("id is empty")
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}
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page = &FacebookPageModel{}
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db := models.GetConn()
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query := `select id, lastpost, ctime, mtime from public.facebook_page where id = $1`
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err = db.Get(page, query, id)
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if err != nil {
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return
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}
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return
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}
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// GetAllFacebookPage -
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func GetAllFacebookPage() (pages []*FacebookPageModel, err error) {
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db := models.GetConn()
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query := `select id, lastpost, ctime, mtime from public.facebook_page order by ctime`
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err = db.Select(&pages, query)
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if err != nil && err == sql.ErrNoRows {
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return nil, nil
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}
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return
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}
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// GetFacebookPageRange -
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func GetFacebookPageRange(limit, offset int) (pages []*FacebookPageModel, err error) {
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if limit < 1 || offset < 0 {
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return nil, errors.New("input arg format error")
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}
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db := models.GetConn()
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query := `select id, lastpost, ctime, mtime from public.facebook_page order by ctime limit $1 offset $2`
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err = db.Select(&pages, query, limit, offset)
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if err != nil && err == sql.ErrNoRows {
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return nil, nil
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}
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return
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}
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// Write -
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func (p *FacebookPageModel) Write() (err error) {
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db := models.GetConn()
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query := `insert into public.facebook_page (id) values (:id) returning *`
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rows, err := db.NamedQuery(query, p)
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if err != nil {
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return err
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}
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defer rows.Close()
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if rows.Next() {
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err = rows.StructScan(p)
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if err != nil {
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return err
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}
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}
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return
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}
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// UpdatePost -
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func (p *FacebookPageModel) UpdatePost(post string) (err error) {
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db := models.GetConn()
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query := `update public.facebook_page set lastpost = $1, mtime = now() where id = $2`
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_, err = db.Exec(query, post, p.ID)
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if err != nil {
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return err
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}
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p.LastPost = post
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return
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}
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