474 lines
16 KiB
Go
474 lines
16 KiB
Go
package postgres
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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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"fmt"
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"strings"
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"git.gobha.me/xcaliber/chat-switchboard/models"
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"git.gobha.me/xcaliber/chat-switchboard/store"
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)
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type ChannelStore struct{}
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func NewChannelStore() *ChannelStore { return &ChannelStore{} }
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func (s *ChannelStore) Create(ctx context.Context, ch *models.Channel) error {
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return DB.QueryRowContext(ctx, `
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INSERT INTO channels (user_id, title, description, type, model, system_prompt,
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provider_config_id, is_archived, is_pinned, folder_id, team_id, settings)
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VALUES ($1,$2,$3,$4,$5,$6,$7,$8,$9,$10,$11,$12)
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RETURNING id, created_at, updated_at`,
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ch.UserID, ch.Title, ch.Description, ch.Type, ch.Model, ch.SystemPrompt,
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models.NullString(ch.ProviderConfigID), ch.IsArchived, ch.IsPinned,
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models.NullString(ch.FolderID), models.NullString(ch.TeamID), ToJSON(ch.Settings),
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).Scan(&ch.ID, &ch.CreatedAt, &ch.UpdatedAt)
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}
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func (s *ChannelStore) GetByID(ctx context.Context, id string) (*models.Channel, error) {
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var ch models.Channel
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var providerConfigID, folderID, teamID sql.NullString
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var desc sql.NullString
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var settingsJSON []byte
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err := DB.QueryRowContext(ctx, `
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SELECT id, user_id, title, description, type, model, system_prompt,
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provider_config_id, is_archived, is_pinned, folder_id, team_id, settings,
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created_at, updated_at
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FROM channels WHERE id = $1`, id).Scan(
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&ch.ID, &ch.UserID, &ch.Title, &desc, &ch.Type, &ch.Model, &ch.SystemPrompt,
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&providerConfigID, &ch.IsArchived, &ch.IsPinned, &folderID, &teamID, &settingsJSON,
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&ch.CreatedAt, &ch.UpdatedAt,
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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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ch.Description = NullableString(desc)
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ch.ProviderConfigID = NullableStringPtr(providerConfigID)
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ch.FolderID = NullableStringPtr(folderID)
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ch.TeamID = NullableStringPtr(teamID)
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json.Unmarshal(settingsJSON, &ch.Settings)
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return &ch, nil
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}
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func (s *ChannelStore) Update(ctx context.Context, id string, fields map[string]interface{}) error {
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b := NewUpdate("channels")
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for k, v := range fields {
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if k == "settings" || k == "tags" {
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b.SetJSON(k, v)
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} else {
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b.Set(k, v)
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}
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}
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if !b.HasSets() {
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return nil
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}
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b.Where("id", id)
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_, err := b.Exec(DB)
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return err
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}
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func (s *ChannelStore) Delete(ctx context.Context, id string) error {
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_, err := DB.ExecContext(ctx, "DELETE FROM channels WHERE id = $1", id)
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return err
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}
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func (s *ChannelStore) ListForUser(ctx context.Context, userID string, opts store.ListOptions) ([]models.Channel, int, error) {
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// Count
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var total int
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DB.QueryRowContext(ctx, "SELECT COUNT(*) FROM channels WHERE user_id = $1", userID).Scan(&total)
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b := NewSelect(
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"id, user_id, title, description, type, model, system_prompt, provider_config_id, is_archived, is_pinned, folder_id, team_id, settings, created_at, updated_at",
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"channels",
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).Where("user_id = ?", userID)
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if opts.Sort == "" {
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b.OrderBy("updated_at", "DESC")
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}
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b.Paginate(opts)
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q, args := b.Build()
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rows, err := DB.QueryContext(ctx, q, args...)
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if err != nil {
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return nil, 0, err
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}
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defer rows.Close()
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var result []models.Channel
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for rows.Next() {
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var ch models.Channel
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var providerConfigID, folderID, teamID, desc sql.NullString
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var settingsJSON []byte
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err := rows.Scan(&ch.ID, &ch.UserID, &ch.Title, &desc, &ch.Type, &ch.Model,
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&ch.SystemPrompt, &providerConfigID, &ch.IsArchived, &ch.IsPinned,
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&folderID, &teamID, &settingsJSON, &ch.CreatedAt, &ch.UpdatedAt)
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if err != nil {
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return nil, 0, err
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}
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ch.Description = NullableString(desc)
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ch.ProviderConfigID = NullableStringPtr(providerConfigID)
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ch.FolderID = NullableStringPtr(folderID)
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ch.TeamID = NullableStringPtr(teamID)
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json.Unmarshal(settingsJSON, &ch.Settings)
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result = append(result, ch)
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}
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return result, total, rows.Err()
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}
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func (s *ChannelStore) Search(ctx context.Context, userID, query string, opts store.ListOptions) ([]models.Channel, int, error) {
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// Simple title search for now — will add full-text when search feature lands
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b := NewSelect(
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"id, user_id, title, description, type, model, system_prompt, provider_config_id, is_archived, is_pinned, folder_id, team_id, settings, created_at, updated_at",
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"channels",
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).Where("user_id = ?", userID).Where("title ILIKE ?", "%"+query+"%")
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b.OrderBy("updated_at", "DESC")
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b.Paginate(opts)
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var total int
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DB.QueryRowContext(ctx,
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"SELECT COUNT(*) FROM channels WHERE user_id = $1 AND title ILIKE $2",
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userID, "%"+query+"%").Scan(&total)
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q, args := b.Build()
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rows, err := DB.QueryContext(ctx, q, args...)
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if err != nil {
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return nil, 0, err
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}
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defer rows.Close()
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var result []models.Channel
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for rows.Next() {
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var ch models.Channel
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var providerConfigID, folderID, teamID, desc sql.NullString
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var settingsJSON []byte
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err := rows.Scan(&ch.ID, &ch.UserID, &ch.Title, &desc, &ch.Type, &ch.Model,
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&ch.SystemPrompt, &providerConfigID, &ch.IsArchived, &ch.IsPinned,
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&folderID, &teamID, &settingsJSON, &ch.CreatedAt, &ch.UpdatedAt)
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if err != nil {
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return nil, 0, err
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}
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ch.Description = NullableString(desc)
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ch.ProviderConfigID = NullableStringPtr(providerConfigID)
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ch.FolderID = NullableStringPtr(folderID)
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ch.TeamID = NullableStringPtr(teamID)
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json.Unmarshal(settingsJSON, &ch.Settings)
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result = append(result, ch)
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}
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return result, total, rows.Err()
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}
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func (s *ChannelStore) GetCursor(ctx context.Context, channelID, userID string) (*models.ChannelCursor, error) {
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var c models.ChannelCursor
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var leafID sql.NullString
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err := DB.QueryRowContext(ctx, `
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SELECT id, channel_id, user_id, active_leaf_id, updated_at
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FROM channel_cursors WHERE channel_id = $1 AND user_id = $2`,
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channelID, userID).Scan(&c.ID, &c.ChannelID, &c.UserID, &leafID, &c.UpdatedAt)
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if err != nil {
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return nil, err
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}
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c.ActiveLeafID = NullableStringPtr(leafID)
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return &c, nil
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}
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func (s *ChannelStore) SetCursor(ctx context.Context, channelID, userID, leafID string) error {
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_, err := DB.ExecContext(ctx, `
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INSERT INTO channel_cursors (channel_id, user_id, active_leaf_id)
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VALUES ($1, $2, $3)
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ON CONFLICT (channel_id, user_id) DO UPDATE SET active_leaf_id = $3, updated_at = NOW()`,
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channelID, userID, leafID)
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return err
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}
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func (s *ChannelStore) SetModel(ctx context.Context, cm *models.ChannelModel) error {
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// For persona entries, use the persona-aware path
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if cm.PersonaID != nil && *cm.PersonaID != "" {
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return s.SetPersonaModel(ctx, cm)
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}
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// Nullable provider_config_id: empty string → SQL NULL (UUID FK)
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var provCfgID interface{} = cm.ProviderConfigID
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if cm.ProviderConfigID == "" {
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provCfgID = nil
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}
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// Raw model upsert (no persona) — matches idx_channel_models_raw partial index
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_, err := DB.ExecContext(ctx, `
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INSERT INTO channel_models (channel_id, model_id, provider_config_id, display_name, system_prompt, settings, is_default)
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VALUES ($1, $2, $3, $4, $5, $6, $7)
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ON CONFLICT (channel_id, model_id, provider_config_id) WHERE persona_id IS NULL DO UPDATE SET
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display_name = $4, system_prompt = $5, settings = $6, is_default = $7`,
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cm.ChannelID, cm.ModelID, provCfgID, cm.DisplayName, cm.SystemPrompt, "{}", cm.IsDefault)
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return err
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}
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// SetPersonaModel inserts or updates a persona's channel model roster entry.
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// Uses the idx_channel_models_persona partial index (one per persona per channel).
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func (s *ChannelStore) SetPersonaModel(ctx context.Context, cm *models.ChannelModel) error {
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_, err := DB.ExecContext(ctx, `
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INSERT INTO channel_models (channel_id, model_id, provider_config_id, persona_id, display_name, system_prompt, settings, is_default)
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VALUES ($1, $2, $3, $4, $5, $6, $7, $8)
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ON CONFLICT (channel_id, persona_id) WHERE persona_id IS NOT NULL DO UPDATE SET
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model_id = $2, provider_config_id = $3, display_name = $5, system_prompt = $6, settings = $7, is_default = $8`,
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cm.ChannelID, cm.ModelID, cm.ProviderConfigID, cm.PersonaID, cm.DisplayName, cm.SystemPrompt, "{}", cm.IsDefault)
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return err
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}
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func (s *ChannelStore) GetModels(ctx context.Context, channelID string) ([]models.ChannelModel, error) {
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rows, err := DB.QueryContext(ctx, `
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SELECT cm.id, cm.channel_id, cm.model_id, COALESCE(cm.provider_config_id::text, ''),
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COALESCE(cm.persona_id::text, ''), COALESCE(p.handle, ''), COALESCE(cm.display_name, ''),
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COALESCE(cm.system_prompt, ''), cm.is_default
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FROM channel_models cm
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LEFT JOIN personas p ON p.id = cm.persona_id
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WHERE cm.channel_id = $1`, channelID)
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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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var result []models.ChannelModel
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for rows.Next() {
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var cm models.ChannelModel
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var personaID string
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if err := rows.Scan(&cm.ID, &cm.ChannelID, &cm.ModelID, &cm.ProviderConfigID,
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&personaID, &cm.Handle, &cm.DisplayName, &cm.SystemPrompt, &cm.IsDefault); err != nil {
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return nil, err
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}
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if personaID != "" {
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cm.PersonaID = &personaID
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}
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result = append(result, cm)
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}
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return result, rows.Err()
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}
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func (s *ChannelStore) GetModelByID(ctx context.Context, id string) (*models.ChannelModel, error) {
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var cm models.ChannelModel
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var personaID string
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err := DB.QueryRowContext(ctx, `
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SELECT cm.id, cm.channel_id, cm.model_id, COALESCE(cm.provider_config_id::text, ''),
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COALESCE(cm.persona_id::text, ''), COALESCE(p.handle, ''), COALESCE(cm.display_name, ''),
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COALESCE(cm.system_prompt, ''), cm.is_default
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FROM channel_models cm
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LEFT JOIN personas p ON p.id = cm.persona_id
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WHERE cm.id = $1`, id).Scan(
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&cm.ID, &cm.ChannelID, &cm.ModelID, &cm.ProviderConfigID,
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&personaID, &cm.Handle, &cm.DisplayName, &cm.SystemPrompt, &cm.IsDefault)
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if err != nil {
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return nil, err
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}
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if personaID != "" {
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cm.PersonaID = &personaID
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}
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return &cm, nil
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}
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func (s *ChannelStore) UpdateModel(ctx context.Context, id string, fields map[string]interface{}) error {
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if len(fields) == 0 {
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return nil
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}
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// Build SET clause dynamically
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sets := make([]string, 0, len(fields))
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args := make([]interface{}, 0, len(fields)+1)
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i := 1
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for col, val := range fields {
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sets = append(sets, col+" = $"+fmt.Sprintf("%d", i))
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args = append(args, val)
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i++
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}
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args = append(args, id)
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query := "UPDATE channel_models SET " + strings.Join(sets, ", ") + " WHERE id = $" + fmt.Sprintf("%d", i)
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_, err := DB.ExecContext(ctx, query, args...)
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return err
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}
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func (s *ChannelStore) DeleteModel(ctx context.Context, id string) error {
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res, err := DB.ExecContext(ctx, `DELETE FROM channel_models WHERE id = $1`, id)
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if err != nil {
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return err
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}
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n, _ := res.RowsAffected()
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if n == 0 {
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return sql.ErrNoRows
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}
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return nil
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}
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func (s *ChannelStore) UserOwns(ctx context.Context, channelID, userID string) (bool, error) {
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var exists bool
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err := DB.QueryRowContext(ctx,
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"SELECT EXISTS(SELECT 1 FROM channels WHERE id = $1 AND user_id = $2)",
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channelID, userID).Scan(&exists)
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return exists, err
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}
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// ResolveWorkspaceID returns the effective workspace for a channel.
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// Resolution: channel.workspace_id > project.workspace_id.
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// Returns empty string if no workspace is bound.
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func (s *ChannelStore) ResolveWorkspaceID(ctx context.Context, channelID string) (string, error) {
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var wsID sql.NullString
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err := DB.QueryRowContext(ctx, `
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SELECT COALESCE(c.workspace_id, p.workspace_id)
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FROM channels c
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LEFT JOIN project_channels pc ON pc.channel_id = c.id
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LEFT JOIN projects p ON p.id = pc.project_id
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WHERE c.id = $1
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LIMIT 1`, channelID).Scan(&wsID)
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if err != nil {
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if err == sql.ErrNoRows {
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return "", nil
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}
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return "", err
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}
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return NullableString(wsID), nil
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}
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// ── Channel Participants (ICD §3.7) ──────────
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func (s *ChannelStore) AddParticipant(ctx context.Context, p *models.ChannelParticipant) error {
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_, err := DB.ExecContext(ctx, `
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INSERT INTO channel_participants (channel_id, participant_type, participant_id, role, display_name, avatar_url)
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VALUES ($1, $2, $3, $4, $5, $6)`,
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p.ChannelID, p.ParticipantType, p.ParticipantID, p.Role, p.DisplayName, p.AvatarURL)
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return err
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}
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func (s *ChannelStore) ListParticipants(ctx context.Context, channelID string) ([]models.ChannelParticipant, error) {
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rows, err := DB.QueryContext(ctx, `
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SELECT id, channel_id, participant_type, participant_id, role,
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display_name, avatar_url, joined_at
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FROM channel_participants WHERE channel_id = $1 ORDER BY joined_at`, channelID)
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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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var result []models.ChannelParticipant
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for rows.Next() {
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var p models.ChannelParticipant
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if err := rows.Scan(&p.ID, &p.ChannelID, &p.ParticipantType, &p.ParticipantID,
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&p.Role, &p.DisplayName, &p.AvatarURL, &p.JoinedAt); err != nil {
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return nil, err
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}
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result = append(result, p)
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}
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return result, rows.Err()
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}
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func (s *ChannelStore) GetParticipantByID(ctx context.Context, id string) (*models.ChannelParticipant, error) {
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var p models.ChannelParticipant
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err := DB.QueryRowContext(ctx, `
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SELECT id, channel_id, participant_type, participant_id, role,
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display_name, avatar_url, joined_at
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FROM channel_participants WHERE id = $1`, id).Scan(
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&p.ID, &p.ChannelID, &p.ParticipantType, &p.ParticipantID,
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&p.Role, &p.DisplayName, &p.AvatarURL, &p.JoinedAt)
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if err != nil {
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return nil, err
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}
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return &p, nil
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}
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func (s *ChannelStore) UpdateParticipantRole(ctx context.Context, id, role string) error {
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_, err := DB.ExecContext(ctx, `UPDATE channel_participants SET role = $1 WHERE id = $2`, role, id)
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return err
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}
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func (s *ChannelStore) RemoveParticipant(ctx context.Context, id string) error {
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res, err := DB.ExecContext(ctx, `DELETE FROM channel_participants WHERE id = $1`, id)
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if err != nil {
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return err
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}
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n, _ := res.RowsAffected()
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if n == 0 {
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return sql.ErrNoRows
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}
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return nil
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}
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func (s *ChannelStore) IsParticipant(ctx context.Context, channelID, pType, pID string) (bool, error) {
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var exists bool
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err := DB.QueryRowContext(ctx, `
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SELECT EXISTS(SELECT 1 FROM channel_participants
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WHERE channel_id = $1 AND participant_type = $2 AND participant_id = $3)`,
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channelID, pType, pID).Scan(&exists)
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return exists, err
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}
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func (s *ChannelStore) GetParticipantRole(ctx context.Context, channelID, pType, pID string) (string, error) {
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var role string
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err := DB.QueryRowContext(ctx, `
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SELECT role FROM channel_participants
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WHERE channel_id = $1 AND participant_type = $2 AND participant_id = $3`,
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channelID, pType, pID).Scan(&role)
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return role, err
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}
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func (s *ChannelStore) CountParticipantsByRole(ctx context.Context, channelID, role string) (int, error) {
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var count int
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err := DB.QueryRowContext(ctx, `
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SELECT COUNT(*) FROM channel_participants WHERE channel_id = $1 AND role = $2`,
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channelID, role).Scan(&count)
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return count, err
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}
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func (s *ChannelStore) DeleteModelByPersona(ctx context.Context, channelID, personaID string) error {
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_, err := DB.ExecContext(ctx,
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`DELETE FROM channel_models WHERE channel_id = $1 AND persona_id = $2`,
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channelID, personaID)
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return err
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}
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// ── Admin: Archived Channel Management ──────
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func (s *ChannelStore) ListArchived(ctx context.Context, opts store.ListOptions) ([]store.ArchivedChannel, int, error) {
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// Count
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var total int
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DB.QueryRowContext(ctx,
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`SELECT COUNT(*) FROM channels WHERE is_archived = true`).Scan(&total)
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rows, err := DB.QueryContext(ctx, `
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SELECT c.id, c.title, c.type, COALESCE(u.username, '') AS owner_name,
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c.updated_at,
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(SELECT COUNT(*) FROM messages WHERE channel_id = c.id) AS message_count
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FROM channels c
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LEFT JOIN users u ON u.id = c.user_id
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WHERE c.is_archived = true
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ORDER BY c.updated_at DESC
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LIMIT $1 OFFSET $2`, opts.Limit, opts.Offset)
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if err != nil {
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return nil, 0, err
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}
|
|
defer rows.Close()
|
|
|
|
var channels []store.ArchivedChannel
|
|
for rows.Next() {
|
|
var ch store.ArchivedChannel
|
|
if rows.Scan(&ch.ID, &ch.Title, &ch.Type, &ch.OwnerName, &ch.UpdatedAt, &ch.MessageCount) == nil {
|
|
channels = append(channels, ch)
|
|
}
|
|
}
|
|
if channels == nil {
|
|
channels = []store.ArchivedChannel{}
|
|
}
|
|
return channels, total, rows.Err()
|
|
}
|
|
|
|
func (s *ChannelStore) Purge(ctx context.Context, id string) error {
|
|
// Verify the channel is actually archived
|
|
var isArchived bool
|
|
err := DB.QueryRowContext(ctx,
|
|
`SELECT is_archived FROM channels WHERE id = $1`, id).Scan(&isArchived)
|
|
if err != nil {
|
|
return fmt.Errorf("channel not found")
|
|
}
|
|
if !isArchived {
|
|
return fmt.Errorf("channel must be archived before purging")
|
|
}
|
|
|
|
// Hard delete (CASCADE removes messages, participants, models)
|
|
_, err = DB.ExecContext(ctx, `DELETE FROM channels WHERE id = $1`, id)
|
|
return err
|
|
}
|