mirror of
https://github.com/aykhans/slash-e.git
synced 2025-04-19 21:46:19 +00:00
334 lines
8.3 KiB
Go
334 lines
8.3 KiB
Go
package store
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import (
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"context"
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"database/sql"
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"encoding/json"
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"errors"
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"fmt"
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"strings"
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"google.golang.org/protobuf/encoding/protojson"
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storepb "github.com/boojack/slash/proto/gen/store"
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)
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// Visibility is the type of a visibility.
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type Visibility string
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const (
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// VisibilityPublic is the PUBLIC visibility.
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VisibilityPublic Visibility = "PUBLIC"
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// VisibilityWorkspace is the WORKSPACE visibility.
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VisibilityWorkspace Visibility = "WORKSPACE"
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// VisibilityPrivate is the PRIVATE visibility.
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VisibilityPrivate Visibility = "PRIVATE"
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)
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func (e Visibility) String() string {
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switch e {
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case VisibilityPublic:
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return "PUBLIC"
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case VisibilityWorkspace:
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return "WORKSPACE"
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case VisibilityPrivate:
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return "PRIVATE"
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}
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return "PRIVATE"
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}
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type OpenGraphMetadata struct {
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Title string `json:"title"`
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Description string `json:"description"`
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Image string `json:"image"`
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}
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type UpdateShortcut struct {
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ID int32
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RowStatus *RowStatus
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Name *string
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Link *string
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Title *string
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Description *string
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Visibility *Visibility
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Tag *string
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OpenGraphMetadata *OpenGraphMetadata
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}
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type FindShortcut struct {
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ID *int32
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CreatorID *int32
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RowStatus *RowStatus
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Name *string
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VisibilityList []Visibility
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Tag *string
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}
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type DeleteShortcut struct {
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ID int32
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}
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func (s *Store) CreateShortcut(ctx context.Context, create *storepb.Shortcut) (*storepb.Shortcut, error) {
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set := []string{"creator_id", "name", "link", "title", "description", "visibility", "tag"}
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args := []any{create.CreatorId, create.Name, create.Link, create.Title, create.Description, create.Visibility.String(), strings.Join(create.Tags, " ")}
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placeholder := []string{"?", "?", "?", "?", "?", "?", "?"}
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if create.OgMetadata != nil {
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set = append(set, "og_metadata")
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openGraphMetadataBytes, err := protojson.Marshal(create.OgMetadata)
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if err != nil {
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return nil, err
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}
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args = append(args, string(openGraphMetadataBytes))
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placeholder = append(placeholder, "?")
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}
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stmt := `
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INSERT INTO shortcut (
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` + strings.Join(set, ", ") + `
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)
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VALUES (` + strings.Join(placeholder, ",") + `)
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RETURNING id, created_ts, updated_ts, row_status
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`
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var rowStatus string
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if err := s.db.QueryRowContext(ctx, stmt, args...).Scan(
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&create.Id,
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&create.CreatedTs,
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&create.UpdatedTs,
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&rowStatus,
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); err != nil {
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return nil, err
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}
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create.RowStatus = convertRowStatusStringToStorepb(rowStatus)
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shortcut := create
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s.shortcutCache.Store(shortcut.Id, shortcut)
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return shortcut, nil
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}
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func (s *Store) UpdateShortcut(ctx context.Context, update *UpdateShortcut) (*storepb.Shortcut, error) {
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set, args := []string{}, []any{}
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if update.RowStatus != nil {
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set, args = append(set, "row_status = ?"), append(args, update.RowStatus.String())
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}
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if update.Name != nil {
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set, args = append(set, "name = ?"), append(args, *update.Name)
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}
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if update.Link != nil {
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set, args = append(set, "link = ?"), append(args, *update.Link)
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}
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if update.Title != nil {
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set, args = append(set, "title = ?"), append(args, *update.Title)
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}
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if update.Description != nil {
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set, args = append(set, "description = ?"), append(args, *update.Description)
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}
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if update.Visibility != nil {
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set, args = append(set, "visibility = ?"), append(args, update.Visibility.String())
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}
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if update.Tag != nil {
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set, args = append(set, "tag = ?"), append(args, *update.Tag)
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}
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if update.OpenGraphMetadata != nil {
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openGraphMetadataBytes, err := json.Marshal(update.OpenGraphMetadata)
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if err != nil {
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return nil, err
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}
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set, args = append(set, "og_metadata = ?"), append(args, string(openGraphMetadataBytes))
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}
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if len(set) == 0 {
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return nil, errors.New("no update specified")
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}
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args = append(args, update.ID)
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stmt := `
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UPDATE shortcut
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SET
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` + strings.Join(set, ", ") + `
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WHERE
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id = ?
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RETURNING id, creator_id, created_ts, updated_ts, row_status, name, link, title, description, visibility, tag, og_metadata
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`
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shortcut := &storepb.Shortcut{}
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var rowStatus, visibility, tags, openGraphMetadataString string
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if err := s.db.QueryRowContext(ctx, stmt, args...).Scan(
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&shortcut.Id,
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&shortcut.CreatorId,
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&shortcut.CreatedTs,
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&shortcut.UpdatedTs,
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&rowStatus,
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&shortcut.Name,
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&shortcut.Link,
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&shortcut.Title,
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&shortcut.Description,
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&visibility,
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&tags,
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&openGraphMetadataString,
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); err != nil {
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return nil, err
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}
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shortcut.RowStatus = convertRowStatusStringToStorepb(rowStatus)
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shortcut.Visibility = convertVisibilityStringToStorepb(visibility)
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shortcut.Tags = filterTags(strings.Split(tags, " "))
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var ogMetadata storepb.OpenGraphMetadata
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if err := protojson.Unmarshal([]byte(openGraphMetadataString), &ogMetadata); err != nil {
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return nil, err
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}
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shortcut.OgMetadata = &ogMetadata
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s.shortcutCache.Store(shortcut.Id, shortcut)
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return shortcut, nil
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}
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func (s *Store) ListShortcuts(ctx context.Context, find *FindShortcut) ([]*storepb.Shortcut, error) {
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where, args := []string{"1 = 1"}, []any{}
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if v := find.ID; v != nil {
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where, args = append(where, "id = ?"), append(args, *v)
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}
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if v := find.CreatorID; v != nil {
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where, args = append(where, "creator_id = ?"), append(args, *v)
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}
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if v := find.RowStatus; v != nil {
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where, args = append(where, "row_status = ?"), append(args, *v)
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}
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if v := find.Name; v != nil {
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where, args = append(where, "name = ?"), append(args, *v)
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}
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if v := find.VisibilityList; len(v) != 0 {
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list := []string{}
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for _, visibility := range v {
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list = append(list, fmt.Sprintf("$%d", len(args)+1))
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args = append(args, visibility)
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}
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where = append(where, fmt.Sprintf("visibility in (%s)", strings.Join(list, ",")))
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}
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if v := find.Tag; v != nil {
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where, args = append(where, "tag LIKE ?"), append(args, "%"+*v+"%")
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}
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rows, err := s.db.QueryContext(ctx, `
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SELECT
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id,
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creator_id,
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created_ts,
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updated_ts,
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row_status,
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name,
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link,
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title,
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description,
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visibility,
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tag,
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og_metadata
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FROM shortcut
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WHERE `+strings.Join(where, " AND ")+`
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ORDER BY created_ts DESC`,
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args...,
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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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defer rows.Close()
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list := make([]*storepb.Shortcut, 0)
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for rows.Next() {
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shortcut := &storepb.Shortcut{}
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var rowStatus, visibility, tags, openGraphMetadataString string
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if err := rows.Scan(
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&shortcut.Id,
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&shortcut.CreatorId,
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&shortcut.CreatedTs,
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&shortcut.UpdatedTs,
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&rowStatus,
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&shortcut.Name,
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&shortcut.Link,
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&shortcut.Title,
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&shortcut.Description,
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&visibility,
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&tags,
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&openGraphMetadataString,
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); err != nil {
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return nil, err
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}
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shortcut.RowStatus = convertRowStatusStringToStorepb(rowStatus)
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shortcut.Visibility = storepb.Visibility(storepb.Visibility_value[visibility])
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shortcut.Tags = filterTags(strings.Split(tags, " "))
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var ogMetadata storepb.OpenGraphMetadata
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if err := protojson.Unmarshal([]byte(openGraphMetadataString), &ogMetadata); err != nil {
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return nil, err
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}
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shortcut.OgMetadata = &ogMetadata
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list = append(list, shortcut)
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}
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if err := rows.Err(); err != nil {
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return nil, err
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}
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for _, shortcut := range list {
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s.shortcutCache.Store(shortcut.Id, shortcut)
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}
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return list, nil
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}
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func (s *Store) GetShortcut(ctx context.Context, find *FindShortcut) (*storepb.Shortcut, error) {
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if find.ID != nil {
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if cache, ok := s.shortcutCache.Load(*find.ID); ok {
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return cache.(*storepb.Shortcut), nil
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}
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}
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shortcuts, err := s.ListShortcuts(ctx, find)
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if err != nil {
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return nil, err
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}
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if len(shortcuts) == 0 {
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return nil, nil
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}
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shortcut := shortcuts[0]
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s.shortcutCache.Store(shortcut.Id, shortcut)
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return shortcut, nil
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}
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func (s *Store) DeleteShortcut(ctx context.Context, delete *DeleteShortcut) error {
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if _, err := s.db.ExecContext(ctx, `DELETE FROM shortcut WHERE id = ?`, delete.ID); err != nil {
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return err
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}
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s.shortcutCache.Delete(delete.ID)
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return nil
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}
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func vacuumShortcut(ctx context.Context, tx *sql.Tx) error {
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stmt := `
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DELETE FROM
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shortcut
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WHERE
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creator_id NOT IN (
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SELECT
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id
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FROM
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user
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)`
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_, err := tx.ExecContext(ctx, stmt)
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if err != nil {
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return err
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}
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return nil
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}
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func filterTags(tags []string) []string {
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result := []string{}
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for _, tag := range tags {
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if tag != "" {
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result = append(result, tag)
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}
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}
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return result
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}
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func convertVisibilityStringToStorepb(visibility string) storepb.Visibility {
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return storepb.Visibility(storepb.Visibility_value[visibility])
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}
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