API begin

internal/trending/item.go

@@ -31,7 +31,7 @@ func newItem[K comparable](id K, options *options[K]) *item[K] {
 	}
 }
 
-func (i *item[K]) score(id K) Score[K] {
+func (i *item[K]) score() Score[K] {
 	recentCount, count := i.computeCounts()
 	if recentCount < i.options.countThreshold {
 		return Score[K]{}

internal/trending/trending.go

@@ -192,7 +192,7 @@ func (s *Scorer[K]) addToItem(item *item[K], tm time.Time) {
 func (s *Scorer[K]) Score() Scores[K] {
 	var scores Scores[K]
 	for id, item := range s.items {
-		score := item.score(id)
+		score := item.score()
 		score.ID = id
 		scores = append(scores, score)
 	}

pkg/alerting/stats.go

@@ -69,20 +69,20 @@ func (as *alerter) tgStatsHandler(w http.ResponseWriter, r *http.Request) {
 	ctx := r.Context()
 	db := database.FromCtx(ctx)
 
-	tgs, err := db.GetTalkgroupsByPackedIDs(ctx, as.packedScoredTGs())
+	tgs, err := db.GetTalkgroupsWithLearnedByPackedIDs(ctx, as.packedScoredTGs())
 	if err != nil {
 		log.Error().Err(err).Msg("stats TG get failed")
 		http.Error(w, err.Error(), http.StatusInternalServerError)
 		return
 	}
 
-	tgMap := make(map[talkgroups.ID]database.GetTalkgroupsByPackedIDsRow, len(tgs))
+	tgMap := make(map[talkgroups.ID]database.GetTalkgroupsWithLearnedByPackedIDsRow, len(tgs))
 	for _, t := range tgs {
-		tgMap[talkgroups.ID{System: uint32(t.System.ID), Talkgroup: uint32(t.Talkgroup.ID)}] = t
+		tgMap[talkgroups.ID{System: uint32(t.System.ID), Talkgroup: uint32(t.Talkgroup.Tgid)}] = t
 	}
 
 	renderData := struct {
-		TGs        map[talkgroups.ID]database.GetTalkgroupsByPackedIDsRow
+		TGs        map[talkgroups.ID]database.GetTalkgroupsWithLearnedByPackedIDsRow
 		Scores     trending.Scores[talkgroups.ID]
 		LastScore  time.Time
 		Simulation *Simulation

pkg/api/api.go

@@ -58,13 +58,14 @@ func httpCode(err error) int {
 	return http.StatusInternalServerError
 }
 
-func (a *api) writeJSON(w http.ResponseWriter, r *http.Request, data interface{}, err error) {
+func (a *api) writeResponse(w http.ResponseWriter, r *http.Request, data interface{}, err error) {
 	if err != nil {
 		log.Error().Str("path", r.URL.Path).Err(err).Msg("request failed")
 		http.Error(w, err.Error(), httpCode(err))
 		return
 	}
 
+	w.Header().Set("Content-Type", "application/json")
 	enc := json.NewEncoder(w)
 	err = enc.Encode(data)
 	if err != nil {
@@ -100,6 +101,7 @@ func (a *api) badReq(w http.ResponseWriter, err error) {
 }
 
 func (a *api) talkgroup(w http.ResponseWriter, r *http.Request) {
+	ctx := r.Context()
 	p := struct {
 		System *int `param:"system"`
 		ID     *int `param:"id"`
@@ -114,9 +116,12 @@ func (a *api) talkgroup(w http.ResponseWriter, r *http.Request) {
 	var res interface{}
 	switch {
 	case p.System != nil && p.ID != nil:
-		res, err = a.tgs.TG(r.Context(), talkgroups.TG(*p.System, *p.ID))
+		res, err = a.tgs.TG(ctx, talkgroups.TG(*p.System, *p.ID))
 	case p.System != nil:
+		res, err = a.tgs.SystemTGs(ctx, int32(*p.System))
 	default:
+		res, err = a.tgs.TGs(ctx, nil)
 	}
-	a.writeJSON(w, r, res, err)
+
+	a.writeResponse(w, r, res, err)
 }

pkg/database/extend.go

@@ -0,0 +1,11 @@
+package database
+
+func (d GetTalkgroupsWithLearnedByPackedIDsRow) GetTalkgroup() Talkgroup { return d.Talkgroup }
+func (d GetTalkgroupsWithLearnedByPackedIDsRow) GetSystem() System       { return d.System }
+func (d GetTalkgroupsWithLearnedByPackedIDsRow) GetLearned() bool        { return d.Learned }
+func (g GetTalkgroupsWithLearnedRow) GetTalkgroup() Talkgroup            { return g.Talkgroup }
+func (g GetTalkgroupsWithLearnedRow) GetSystem() System                  { return g.System }
+func (g GetTalkgroupsWithLearnedRow) GetLearned() bool                   { return g.Learned }
+func (g GetTalkgroupsWithLearnedBySystemRow) GetTalkgroup() Talkgroup    { return g.Talkgroup }
+func (g GetTalkgroupsWithLearnedBySystemRow) GetSystem() System          { return g.System }
+func (g GetTalkgroupsWithLearnedBySystemRow) GetLearned() bool           { return g.Learned }

pkg/database/querier.go

@@ -26,10 +26,12 @@ type Querier interface {
 	GetTalkgroupIDsByTags(ctx context.Context, anytags []string, alltags []string, nottags []string) ([]GetTalkgroupIDsByTagsRow, error)
 	GetTalkgroupTags(ctx context.Context, sys int, tg int) ([]string, error)
 	GetTalkgroupWithLearned(ctx context.Context, systemID int, tgid int) (GetTalkgroupWithLearnedRow, error)
-	GetTalkgroupWithLearnedByPackedIDs(ctx context.Context, dollar_1 []int64) ([]GetTalkgroupWithLearnedByPackedIDsRow, error)
 	GetTalkgroupsByPackedIDs(ctx context.Context, dollar_1 []int64) ([]GetTalkgroupsByPackedIDsRow, error)
 	GetTalkgroupsWithAllTags(ctx context.Context, tags []string) ([]GetTalkgroupsWithAllTagsRow, error)
 	GetTalkgroupsWithAnyTags(ctx context.Context, tags []string) ([]GetTalkgroupsWithAnyTagsRow, error)
+	GetTalkgroupsWithLearned(ctx context.Context) ([]GetTalkgroupsWithLearnedRow, error)
+	GetTalkgroupsWithLearnedByPackedIDs(ctx context.Context, dollar_1 []int64) ([]GetTalkgroupsWithLearnedByPackedIDsRow, error)
+	GetTalkgroupsWithLearnedBySystem(ctx context.Context, system int32) ([]GetTalkgroupsWithLearnedBySystemRow, error)
 	GetUserByID(ctx context.Context, id int32) (User, error)
 	GetUserByUID(ctx context.Context, id int32) (User, error)
 	GetUserByUsername(ctx context.Context, username string) (User, error)

pkg/database/talkgroups.sql.go

@@ -151,67 +151,6 @@ func (q *Queries) GetTalkgroupWithLearned(ctx context.Context, systemID int, tgi
 	return i, err
 }
 
-const getTalkgroupWithLearnedByPackedIDs = `-- name: GetTalkgroupWithLearnedByPackedIDs :many
-SELECT
-tg.id, tg.system_id, tg.tgid, tg.name, tg.alpha_tag, tg.tg_group, tg.frequency, tg.metadata, tg.tags, tg.alert, tg.alert_config, tg.weight, sys.id, sys.name,
-FALSE learned
-FROM talkgroups tg
-JOIN systems sys ON tg.system_id = sys.id
-WHERE tg.id = ANY($1::INT8[])
-UNION
-SELECT
-tgl.id::INT8, tgl.system_id::INT4, tgl.tgid::INT4, tgl.name,
-tgl.alpha_tag, tgl.alpha_tag, NULL::INTEGER, NULL::JSONB,
-CASE WHEN tgl.alpha_tag IS NULL THEN NULL ELSE ARRAY[tgl.alpha_tag] END,
-TRUE, NULL::JSONB, 1.0, sys.id, sys.name,
-TRUE learned
-FROM talkgroups_learned tgl
-JOIN systems sys ON tgl.system_id = sys.id
-WHERE systg2id(tgl.system_id, tgl.tgid) = ANY($1::INT8[]) AND ignored IS NOT TRUE
-`
-
-type GetTalkgroupWithLearnedByPackedIDsRow struct {
-	Talkgroup Talkgroup `json:"talkgroup"`
-	System    System    `json:"system"`
-	Learned   bool      `json:"learned"`
-}
-
-func (q *Queries) GetTalkgroupWithLearnedByPackedIDs(ctx context.Context, dollar_1 []int64) ([]GetTalkgroupWithLearnedByPackedIDsRow, error) {
-	rows, err := q.db.Query(ctx, getTalkgroupWithLearnedByPackedIDs, dollar_1)
-	if err != nil {
-		return nil, err
-	}
-	defer rows.Close()
-	var items []GetTalkgroupWithLearnedByPackedIDsRow
-	for rows.Next() {
-		var i GetTalkgroupWithLearnedByPackedIDsRow
-		if err := rows.Scan(
-			&i.Talkgroup.ID,
-			&i.Talkgroup.SystemID,
-			&i.Talkgroup.Tgid,
-			&i.Talkgroup.Name,
-			&i.Talkgroup.AlphaTag,
-			&i.Talkgroup.TgGroup,
-			&i.Talkgroup.Frequency,
-			&i.Talkgroup.Metadata,
-			&i.Talkgroup.Tags,
-			&i.Talkgroup.Alert,
-			&i.Talkgroup.AlertConfig,
-			&i.Talkgroup.Weight,
-			&i.System.ID,
-			&i.System.Name,
-			&i.Learned,
-		); err != nil {
-			return nil, err
-		}
-		items = append(items, i)
-	}
-	if err := rows.Err(); err != nil {
-		return nil, err
-	}
-	return items, nil
-}
-
 const getTalkgroupsByPackedIDs = `-- name: GetTalkgroupsByPackedIDs :many
 SELECT tg.id, tg.system_id, tg.tgid, tg.name, tg.alpha_tag, tg.tg_group, tg.frequency, tg.metadata, tg.tags, tg.alert, tg.alert_config, tg.weight, sys.id, sys.name FROM talkgroups tg
 JOIN systems sys ON tg.system_id = sys.id
@@ -342,6 +281,188 @@ func (q *Queries) GetTalkgroupsWithAnyTags(ctx context.Context, tags []string) (
 	return items, nil
 }
 
+const getTalkgroupsWithLearned = `-- name: GetTalkgroupsWithLearned :many
+SELECT
+tg.id, tg.system_id, tg.tgid, tg.name, tg.alpha_tag, tg.tg_group, tg.frequency, tg.metadata, tg.tags, tg.alert, tg.alert_config, tg.weight, sys.id, sys.name,
+FALSE learned
+FROM talkgroups tg
+JOIN systems sys ON tg.system_id = sys.id
+UNION
+SELECT
+tgl.id::INT8, tgl.system_id::INT4, tgl.tgid::INT4, tgl.name,
+tgl.alpha_tag, tgl.alpha_tag, NULL::INTEGER, NULL::JSONB,
+CASE WHEN tgl.alpha_tag IS NULL THEN NULL ELSE ARRAY[tgl.alpha_tag] END,
+TRUE, NULL::JSONB, 1.0, sys.id, sys.name,
+TRUE learned
+FROM talkgroups_learned tgl
+JOIN systems sys ON tgl.system_id = sys.id
+WHERE ignored IS NOT TRUE
+`
+
+type GetTalkgroupsWithLearnedRow struct {
+	Talkgroup Talkgroup `json:"talkgroup"`
+	System    System    `json:"system"`
+	Learned   bool      `json:"learned"`
+}
+
+func (q *Queries) GetTalkgroupsWithLearned(ctx context.Context) ([]GetTalkgroupsWithLearnedRow, error) {
+	rows, err := q.db.Query(ctx, getTalkgroupsWithLearned)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []GetTalkgroupsWithLearnedRow
+	for rows.Next() {
+		var i GetTalkgroupsWithLearnedRow
+		if err := rows.Scan(
+			&i.Talkgroup.ID,
+			&i.Talkgroup.SystemID,
+			&i.Talkgroup.Tgid,
+			&i.Talkgroup.Name,
+			&i.Talkgroup.AlphaTag,
+			&i.Talkgroup.TgGroup,
+			&i.Talkgroup.Frequency,
+			&i.Talkgroup.Metadata,
+			&i.Talkgroup.Tags,
+			&i.Talkgroup.Alert,
+			&i.Talkgroup.AlertConfig,
+			&i.Talkgroup.Weight,
+			&i.System.ID,
+			&i.System.Name,
+			&i.Learned,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
+const getTalkgroupsWithLearnedByPackedIDs = `-- name: GetTalkgroupsWithLearnedByPackedIDs :many
+SELECT
+tg.id, tg.system_id, tg.tgid, tg.name, tg.alpha_tag, tg.tg_group, tg.frequency, tg.metadata, tg.tags, tg.alert, tg.alert_config, tg.weight, sys.id, sys.name,
+FALSE learned
+FROM talkgroups tg
+JOIN systems sys ON tg.system_id = sys.id
+WHERE tg.id = ANY($1::INT8[])
+UNION
+SELECT
+tgl.id::INT8, tgl.system_id::INT4, tgl.tgid::INT4, tgl.name,
+tgl.alpha_tag, tgl.alpha_tag, NULL::INTEGER, NULL::JSONB,
+CASE WHEN tgl.alpha_tag IS NULL THEN NULL ELSE ARRAY[tgl.alpha_tag] END,
+TRUE, NULL::JSONB, 1.0, sys.id, sys.name,
+TRUE learned
+FROM talkgroups_learned tgl
+JOIN systems sys ON tgl.system_id = sys.id
+WHERE systg2id(tgl.system_id, tgl.tgid) = ANY($1::INT8[]) AND ignored IS NOT TRUE
+`
+
+type GetTalkgroupsWithLearnedByPackedIDsRow struct {
+	Talkgroup Talkgroup `json:"talkgroup"`
+	System    System    `json:"system"`
+	Learned   bool      `json:"learned"`
+}
+
+func (q *Queries) GetTalkgroupsWithLearnedByPackedIDs(ctx context.Context, dollar_1 []int64) ([]GetTalkgroupsWithLearnedByPackedIDsRow, error) {
+	rows, err := q.db.Query(ctx, getTalkgroupsWithLearnedByPackedIDs, dollar_1)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []GetTalkgroupsWithLearnedByPackedIDsRow
+	for rows.Next() {
+		var i GetTalkgroupsWithLearnedByPackedIDsRow
+		if err := rows.Scan(
+			&i.Talkgroup.ID,
+			&i.Talkgroup.SystemID,
+			&i.Talkgroup.Tgid,
+			&i.Talkgroup.Name,
+			&i.Talkgroup.AlphaTag,
+			&i.Talkgroup.TgGroup,
+			&i.Talkgroup.Frequency,
+			&i.Talkgroup.Metadata,
+			&i.Talkgroup.Tags,
+			&i.Talkgroup.Alert,
+			&i.Talkgroup.AlertConfig,
+			&i.Talkgroup.Weight,
+			&i.System.ID,
+			&i.System.Name,
+			&i.Learned,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
+const getTalkgroupsWithLearnedBySystem = `-- name: GetTalkgroupsWithLearnedBySystem :many
+SELECT
+tg.id, tg.system_id, tg.tgid, tg.name, tg.alpha_tag, tg.tg_group, tg.frequency, tg.metadata, tg.tags, tg.alert, tg.alert_config, tg.weight, sys.id, sys.name,
+FALSE learned
+FROM talkgroups tg
+JOIN systems sys ON tg.system_id = sys.id
+WHERE tg.system_id = $1
+UNION
+SELECT
+tgl.id::INT8, tgl.system_id::INT4, tgl.tgid::INT4, tgl.name,
+tgl.alpha_tag, tgl.alpha_tag, NULL::INTEGER, NULL::JSONB,
+CASE WHEN tgl.alpha_tag IS NULL THEN NULL ELSE ARRAY[tgl.alpha_tag] END,
+TRUE, NULL::JSONB, 1.0, sys.id, sys.name,
+TRUE learned
+FROM talkgroups_learned tgl
+JOIN systems sys ON tgl.system_id = sys.id
+WHERE tgl.system_id = $1 AND ignored IS NOT TRUE
+`
+
+type GetTalkgroupsWithLearnedBySystemRow struct {
+	Talkgroup Talkgroup `json:"talkgroup"`
+	System    System    `json:"system"`
+	Learned   bool      `json:"learned"`
+}
+
+func (q *Queries) GetTalkgroupsWithLearnedBySystem(ctx context.Context, system int32) ([]GetTalkgroupsWithLearnedBySystemRow, error) {
+	rows, err := q.db.Query(ctx, getTalkgroupsWithLearnedBySystem, system)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []GetTalkgroupsWithLearnedBySystemRow
+	for rows.Next() {
+		var i GetTalkgroupsWithLearnedBySystemRow
+		if err := rows.Scan(
+			&i.Talkgroup.ID,
+			&i.Talkgroup.SystemID,
+			&i.Talkgroup.Tgid,
+			&i.Talkgroup.Name,
+			&i.Talkgroup.AlphaTag,
+			&i.Talkgroup.TgGroup,
+			&i.Talkgroup.Frequency,
+			&i.Talkgroup.Metadata,
+			&i.Talkgroup.Tags,
+			&i.Talkgroup.Alert,
+			&i.Talkgroup.AlertConfig,
+			&i.Talkgroup.Weight,
+			&i.System.ID,
+			&i.System.Name,
+			&i.Learned,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
 const setTalkgroupTags = `-- name: SetTalkgroupTags :exec
 UPDATE talkgroups SET tags = $3
 WHERE id = systg2id($1, $2)

pkg/database/talkgroups.sql_test.go

@@ -43,7 +43,46 @@ JOIN systems sys ON tgl.system_id = sys.id
 WHERE tgl.system_id = $1 AND tgl.tgid = $2 AND ignored IS NOT TRUE
 `
 
+const getTalkgroupsWithLearnedBySystemTest = `-- name: GetTalkgroupsWithLearnedBySystem :many
+SELECT
+tg.id, tg.system_id, tg.tgid, tg.name, tg.alpha_tag, tg.tg_group, tg.frequency, tg.metadata, tg.tags, tg.alert, tg.alert_config, tg.weight, sys.id, sys.name,
+FALSE learned
+FROM talkgroups tg
+JOIN systems sys ON tg.system_id = sys.id
+WHERE tg.system_id = $1
+UNION
+SELECT
+tgl.id::INT8, tgl.system_id::INT4, tgl.tgid::INT4, tgl.name,
+tgl.alpha_tag, tgl.alpha_tag, NULL::INTEGER, NULL::JSONB,
+CASE WHEN tgl.alpha_tag IS NULL THEN NULL ELSE ARRAY[tgl.alpha_tag] END,
+TRUE, NULL::JSONB, 1.0, sys.id, sys.name,
+TRUE learned
+FROM talkgroups_learned tgl
+JOIN systems sys ON tgl.system_id = sys.id
+WHERE tg.system_id = $1 AND ignored IS NOT TRUE
+`
+
+const getTalkgroupsWithLearnedTest = `-- name: GetTalkgroupsWithLearned :many
+SELECT
+tg.id, tg.system_id, tg.tgid, tg.name, tg.alpha_tag, tg.tg_group, tg.frequency, tg.metadata, tg.tags, tg.alert, tg.alert_config, tg.weight, sys.id, sys.name,
+FALSE learned
+FROM talkgroups tg
+JOIN systems sys ON tg.system_id = sys.id
+UNION
+SELECT
+tgl.id::INT8, tgl.system_id::INT4, tgl.tgid::INT4, tgl.name,
+tgl.alpha_tag, tgl.alpha_tag, NULL::INTEGER, NULL::JSONB,
+CASE WHEN tgl.alpha_tag IS NULL THEN NULL ELSE ARRAY[tgl.alpha_tag] END,
+TRUE, NULL::JSONB, 1.0, sys.id, sys.name,
+TRUE learned
+FROM talkgroups_learned tgl
+JOIN systems sys ON tgl.system_id = sys.id
+WHERE ignored IS NOT TRUE
+`
+
 func TestQueryColumnsMatch(t *testing.T) {
-	require.Equal(t, getTalkgroupWithLearnedByPackedIDsTest, getTalkgroupWithLearnedByPackedIDs)
+	require.Equal(t, getTalkgroupsWithLearnedByPackedIDsTest, getTalkgroupWithLearnedByPackedIDs)
 	require.Equal(t, getTalkgroupWithLearnedTest, getTalkgroupWithLearned)
+	require.Equal(t, getTalkgroupsWithLearnedBySystemTest, getTalkgroupsWithLearnedBySystem)
+	require.Equal(t, getTalkgroupsWithLearnedTest, getTalkgroupsWithLearned)
 }

pkg/pb/stillbox.pb.go

@@ -1,7 +1,7 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
 // 	protoc-gen-go v1.33.0
-// 	protoc        v5.28.2
+// 	protoc        v5.28.3
 // source: stillbox.proto
 
 package pb

pkg/talkgroups/cache.go

@@ -24,6 +24,9 @@ type Store interface {
 	// TGs retrieves many talkgroups from the Store.
 	TGs(ctx context.Context, tgs IDs) ([]*Talkgroup, error)
 
+	// SystemTGs retrieves all Talkgroups associated with a System.
+	SystemTGs(ctx context.Context, systemID int32) ([]*Talkgroup, error)
+
 	// SystemName retrieves a system name from the store. It returns the record and whether one was found.
 	SystemName(ctx context.Context, id int) (string, bool)
 
@@ -131,33 +134,23 @@ func (t *cache) add(rec *Talkgroup) error {
 	return t.AlertConfig.UnmarshalTGRules(tg, rec.Talkgroup.AlertConfig)
 }
 
-func rowToTalkgroup(r database.GetTalkgroupWithLearnedByPackedIDsRow) *Talkgroup {
+type row interface {
+	database.GetTalkgroupsWithLearnedByPackedIDsRow | database.GetTalkgroupsWithLearnedRow |
+		database.GetTalkgroupsWithLearnedBySystemRow
+	GetTalkgroup() database.Talkgroup
+	GetSystem() database.System
+	GetLearned() bool
+}
+
+func rowToTalkgroup[T row](r T) *Talkgroup {
 	return &Talkgroup{
-		Talkgroup: r.Talkgroup,
+		Talkgroup: r.GetTalkgroup(),
-		System:    r.System,
+		System:    r.GetSystem(),
-		Learned:   r.Learned,
+		Learned:   r.GetLearned(),
 	}
 }
 
-func (t *cache) TGs(ctx context.Context, tgs IDs) ([]*Talkgroup, error) {
+func addToRowList[T row](t *cache, r []*Talkgroup, tgRecords []T) ([]*Talkgroup, error) {
-	r := make([]*Talkgroup, 0, len(tgs))
-	toGet := make(IDs, 0, len(tgs))
-	t.RLock()
-	for _, id := range tgs {
-		rec, has := t.tgs[id]
-		if has {
-			r = append(r, rec)
-		} else {
-			toGet = append(toGet, id)
-		}
-	}
-	t.RUnlock()
-
-	tgRecords, err := database.FromCtx(ctx).GetTalkgroupWithLearnedByPackedIDs(ctx, toGet.Packed())
-	if err != nil {
-		return nil, err
-	}
-
 	for _, rec := range tgRecords {
 		tg := rowToTalkgroup(rec)
 		err := t.add(tg)
@@ -171,8 +164,40 @@ func (t *cache) TGs(ctx context.Context, tgs IDs) ([]*Talkgroup, error) {
 	return r, nil
 }
 
+func (t *cache) TGs(ctx context.Context, tgs IDs) ([]*Talkgroup, error) {
+	r := make([]*Talkgroup, 0, len(tgs))
+	var err error
+	if tgs != nil {
+		toGet := make(IDs, 0, len(tgs))
+		t.RLock()
+		for _, id := range tgs {
+			rec, has := t.tgs[id]
+			if has {
+				r = append(r, rec)
+			} else {
+				toGet = append(toGet, id)
+			}
+		}
+		t.RUnlock()
+
+		tgRecords, err := database.FromCtx(ctx).GetTalkgroupsWithLearnedByPackedIDs(ctx, toGet.Packed())
+		if err != nil {
+			return nil, err
+		}
+		return addToRowList(t, r, tgRecords)
+	}
+
+	// get all talkgroups
+
+	tgRecords, err := database.FromCtx(ctx).GetTalkgroupsWithLearned(ctx)
+	if err != nil {
+		return nil, err
+	}
+	return addToRowList(t, r, tgRecords)
+}
+
 func (t *cache) Load(ctx context.Context, tgs []int64) error {
-	tgRecords, err := database.FromCtx(ctx).GetTalkgroupWithLearnedByPackedIDs(ctx, tgs)
+	tgRecords, err := database.FromCtx(ctx).GetTalkgroupsWithLearnedByPackedIDs(ctx, tgs)
 	if err != nil {
 		return err
 	}
@@ -203,6 +228,16 @@ func (t *cache) Weight(ctx context.Context, id ID, tm time.Time) float64 {
 	return float64(m)
 }
 
+func (t *cache) SystemTGs(ctx context.Context, systemID int32) ([]*Talkgroup, error) {
+	recs, err := database.FromCtx(ctx).GetTalkgroupsWithLearnedBySystem(ctx, systemID)
+	if err != nil {
+		return nil, err
+	}
+
+	r := make([]*Talkgroup, 0, len(recs))
+	return addToRowList(t, r, recs)
+}
+
 func (t *cache) TG(ctx context.Context, tg ID) (*Talkgroup, error) {
 	t.RLock()
 	rec, has := t.tgs[tg]
@@ -212,7 +247,7 @@ func (t *cache) TG(ctx context.Context, tg ID) (*Talkgroup, error) {
 		return rec, nil
 	}
 
-	recs, err := database.FromCtx(ctx).GetTalkgroupWithLearnedByPackedIDs(ctx, []int64{tg.Pack()})
+	recs, err := database.FromCtx(ctx).GetTalkgroupsWithLearnedByPackedIDs(ctx, []int64{tg.Pack()})
 	switch err {
 	case nil:
 	case pgx.ErrNoRows:

sql/postgres/queries/talkgroups.sql

@@ -51,7 +51,7 @@ FROM talkgroups_learned tgl
 JOIN systems sys ON tgl.system_id = sys.id
 WHERE tgl.system_id = sqlc.arg(system_id) AND tgl.tgid = sqlc.arg(tgid) AND ignored IS NOT TRUE;
 
--- name: GetTalkgroupWithLearnedByPackedIDs :many
+-- name: GetTalkgroupsWithLearnedByPackedIDs :many
 SELECT
 sqlc.embed(tg), sqlc.embed(sys),
 FALSE learned
@@ -69,5 +69,41 @@ FROM talkgroups_learned tgl
 JOIN systems sys ON tgl.system_id = sys.id
 WHERE systg2id(tgl.system_id, tgl.tgid) = ANY($1::INT8[]) AND ignored IS NOT TRUE;
 
+-- name: GetTalkgroupsWithLearnedBySystem :many
+SELECT
+sqlc.embed(tg), sqlc.embed(sys),
+FALSE learned
+FROM talkgroups tg
+JOIN systems sys ON tg.system_id = sys.id
+WHERE tg.system_id = @system
+UNION
+SELECT
+tgl.id::INT8, tgl.system_id::INT4, tgl.tgid::INT4, tgl.name,
+tgl.alpha_tag, tgl.alpha_tag, NULL::INTEGER, NULL::JSONB,
+CASE WHEN tgl.alpha_tag IS NULL THEN NULL ELSE ARRAY[tgl.alpha_tag] END,
+TRUE, NULL::JSONB, 1.0, sys.id, sys.name,
+TRUE learned
+FROM talkgroups_learned tgl
+JOIN systems sys ON tgl.system_id = sys.id
+WHERE tgl.system_id = @system AND ignored IS NOT TRUE;
+
+-- name: GetTalkgroupsWithLearned :many
+SELECT
+sqlc.embed(tg), sqlc.embed(sys),
+FALSE learned
+FROM talkgroups tg
+JOIN systems sys ON tg.system_id = sys.id
+UNION
+SELECT
+tgl.id::INT8, tgl.system_id::INT4, tgl.tgid::INT4, tgl.name,
+tgl.alpha_tag, tgl.alpha_tag, NULL::INTEGER, NULL::JSONB,
+CASE WHEN tgl.alpha_tag IS NULL THEN NULL ELSE ARRAY[tgl.alpha_tag] END,
+TRUE, NULL::JSONB, 1.0, sys.id, sys.name,
+TRUE learned
+FROM talkgroups_learned tgl
+JOIN systems sys ON tgl.system_id = sys.id
+WHERE ignored IS NOT TRUE;
+
+
 -- name: GetSystemName :one
 SELECT name FROM systems WHERE id = sqlc.arg(system_id);