feat: minor changes to db and new query

sql/migrations/000001_init.up.sql

@@ -44,6 +44,7 @@ CREATE TABLE studios (
 
 CREATE TABLE titles (
     id                  bigint              GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
+    -- example {"ru": ["Атака титанов", "Атака Титанов"],"en": ["Attack on Titan", "AoT"],"ja": ["進撃の巨人", "しんげきのきょじん"]}
     title_names         jsonb               NOT NULL,
     studio_id           bigint              NOT NULL REFERENCES studios (id),
     poster_id           bigint              REFERENCES images (id),
@@ -55,6 +56,7 @@ CREATE TABLE titles (
     season              int                 CHECK (season >= 0),
     episodes_aired      int                 CHECK (episodes_aired >= 0),
     episodes_all        int                 CHECK (episodes_all >= 0),
+    -- example { "1": "50.50", "2": "23.23"}
     episodes_len        jsonb,
     CHECK ((episodes_aired IS NULL AND episodes_all IS NULL)
         OR (episodes_aired IS NOT NULL AND episodes_all IS NOT NULL 
@@ -86,7 +88,7 @@ CREATE TABLE signals (
 );
 
 CREATE TABLE external_ids (
-    user_id                                 NOT NULL REFERENCES users (id),
+    user_id             bigint              NOT NULL REFERENCES users (id),
     service_id          bigint              REFERENCES external_services (id),
     external_id         text                NOT NULL
 );

sql/models.go

@@ -185,6 +185,17 @@ func (ns NullUsertitleStatusT) Value() (driver.Value, error) {
 	return string(ns.UsertitleStatusT), nil
 }
 
+type ExternalID struct {
+	UserID     int64  `json:"user_id"`
+	ServiceID  *int64 `json:"service_id"`
+	ExternalID string `json:"external_id"`
+}
+
+type ExternalService struct {
+	ID   int64  `json:"id"`
+	Name string `json:"name"`
+}
+
 type Image struct {
 	ID          int64        `json:"id"`
 	StorageType StorageTypeT `json:"storage_type"`
@@ -226,7 +237,7 @@ type Title struct {
 	Rating        *float64        `json:"rating"`
 	RatingCount   *int32          `json:"rating_count"`
 	ReleaseYear   *int32          `json:"release_year"`
-	ReleaseSeason NullReleaseSeasonT `json:"release_season"`
+	ReleaseSeason *ReleaseSeasonT `json:"release_season"`
 	Season        *int32          `json:"season"`
 	EpisodesAired *int32          `json:"episodes_aired"`
 	EpisodesAll   *int32          `json:"episodes_all"`

sql/queries.sql.go

@@ -71,3 +71,117 @@ func (q *Queries) GetUserByID(ctx context.Context, id int64) (GetUserByIDRow, er
 	)
 	return i, err
 }
+
+const searchTitles = `-- name: SearchTitles :many
+
+
+
+
+SELECT 
+    id, title_names, studio_id, poster_id, title_status, rating, rating_count, release_year, release_season, season, episodes_aired, episodes_all, episodes_len
+FROM titles
+WHERE 
+    CASE 
+        WHEN $1::text IS NOT NULL THEN
+            (
+                SELECT bool_and(
+                    EXISTS (
+                        SELECT 1 
+                        FROM jsonb_each_text(title_names) AS t(key, val)
+                        WHERE val ILIKE pattern
+                    )
+                )
+                FROM unnest(
+                    ARRAY(
+                        SELECT '%' || trim(w) || '%'
+                        FROM unnest(string_to_array($1::text, ' ')) AS w
+                        WHERE trim(w) <> ''
+                    )
+                ) AS pattern
+            )
+        ELSE true
+    END
+
+    AND ($2::title_status_t IS NULL OR title_status = $2::title_status_t)
+    AND ($3::float IS NULL OR rating >= $3::float)
+    AND ($4::int IS NULL OR release_year = $4::int)
+    AND ($5::release_season_t IS NULL OR release_season = $5::release_season_t)
+
+LIMIT COALESCE($7::int, 100) -- 100 is default limit
+OFFSET $6::int
+`
+
+type SearchTitlesParams struct {
+	Word          *string         `json:"word"`
+	Status        *TitleStatusT   `json:"status"`
+	Rating        *float64        `json:"rating"`
+	ReleaseYear   *int32          `json:"release_year"`
+	ReleaseSeason *ReleaseSeasonT `json:"release_season"`
+	Offset        *int32          `json:"offset"`
+	Limit         *int32          `json:"limit"`
+}
+
+// -- name: ListUsers :many
+// SELECT user_id, avatar_id, passhash, mail, nickname, disp_name, user_desc, creation_date
+// FROM users
+// ORDER BY user_id
+// LIMIT $1 OFFSET $2;
+// -- name: CreateUser :one
+// INSERT INTO users (avatar_id, passhash, mail, nickname, disp_name, user_desc, creation_date)
+// VALUES ($1, $2, $3, $4, $5, $6, $7)
+// RETURNING user_id, avatar_id, nickname, disp_name, user_desc, creation_date;
+// -- name: UpdateUser :one
+// UPDATE users
+// SET
+//
+//	avatar_id = COALESCE(sqlc.narg('avatar_id'), avatar_id),
+//	disp_name = COALESCE(sqlc.narg('disp_name'), disp_name),
+//	user_desc = COALESCE(sqlc.narg('user_desc'), user_desc),
+//	passhash  = COALESCE(sqlc.narg('passhash'), passhash)
+//
+// WHERE user_id = sqlc.arg('user_id')
+// RETURNING user_id, avatar_id, nickname, disp_name, user_desc, creation_date;
+// -- name: DeleteUser :exec
+// DELETE FROM users
+// WHERE user_id = $1;
+func (q *Queries) SearchTitles(ctx context.Context, arg SearchTitlesParams) ([]Title, error) {
+	rows, err := q.db.Query(ctx, searchTitles,
+		arg.Word,
+		arg.Status,
+		arg.Rating,
+		arg.ReleaseYear,
+		arg.ReleaseSeason,
+		arg.Offset,
+		arg.Limit,
+	)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []Title
+	for rows.Next() {
+		var i Title
+		if err := rows.Scan(
+			&i.ID,
+			&i.TitleNames,
+			&i.StudioID,
+			&i.PosterID,
+			&i.TitleStatus,
+			&i.Rating,
+			&i.RatingCount,
+			&i.ReleaseYear,
+			&i.ReleaseSeason,
+			&i.Season,
+			&i.EpisodesAired,
+			&i.EpisodesAll,
+			&i.EpisodesLen,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}

sql/sqlc.yaml

@@ -25,3 +25,13 @@ sql:
             go_type:
               import: "time"
               type: "Time"
+          - db_type: "title_status_t"
+            nullable: true
+            go_type:
+              pointer: true
+              type: "TitleStatusT"
+          - db_type: "release_season_t"
+            nullable: true
+            go_type:
+              pointer: true
+              type: "ReleaseSeasonT"