add sqlc, fix background img fetching

grpc-backend/internal/db/collection.sql.go

@@ -0,0 +1,223 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.29.0
+// source: collection.sql
+
+package db
+
+import (
+	"context"
+	"database/sql"
+)
+
+const getCollection = `-- name: GetCollection :many
+SELECT 
+  c.Name, 
+  b.BeatmapId, 
+  b.MD5Hash, 
+  b.Title, 
+  b.Artist, 
+  b.Creator, 
+  b.Folder, 
+  b.File, 
+  b.Audio, 
+  b.TotalTime
+FROM Collection c
+JOIN Beatmap b ON c.MD5Hash = b.MD5Hash
+JOIN (
+  SELECT DISTINCT Name
+  FROM Collection
+  ORDER BY Name
+  LIMIT 1 OFFSET ?
+) selected_name ON c.Name = selected_name.Name
+LIMIT ? OFFSET ?
+`
+
+type GetCollectionParams struct {
+	Offset   int64 `json:"offset"`
+	Limit    int64 `json:"limit"`
+	Offset_2 int64 `json:"offset_2"`
+}
+
+type GetCollectionRow struct {
+	Name      sql.NullString `json:"name"`
+	Beatmapid sql.NullInt64  `json:"beatmapid"`
+	Md5hash   sql.NullString `json:"md5hash"`
+	Title     sql.NullString `json:"title"`
+	Artist    sql.NullString `json:"artist"`
+	Creator   sql.NullString `json:"creator"`
+	Folder    sql.NullString `json:"folder"`
+	File      sql.NullString `json:"file"`
+	Audio     sql.NullString `json:"audio"`
+	Totaltime sql.NullInt64  `json:"totaltime"`
+}
+
+func (q *Queries) GetCollection(ctx context.Context, arg GetCollectionParams) ([]GetCollectionRow, error) {
+	rows, err := q.db.QueryContext(ctx, getCollection, arg.Offset, arg.Limit, arg.Offset_2)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	items := []GetCollectionRow{}
+	for rows.Next() {
+		var i GetCollectionRow
+		if err := rows.Scan(
+			&i.Name,
+			&i.Beatmapid,
+			&i.Md5hash,
+			&i.Title,
+			&i.Artist,
+			&i.Creator,
+			&i.Folder,
+			&i.File,
+			&i.Audio,
+			&i.Totaltime,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Close(); err != nil {
+		return nil, err
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
+const getCollectionByName = `-- name: GetCollectionByName :many
+SELECT c.Name, b.BeatmapId, b.MD5Hash, b.Title, b.Artist, b.Creator, b.Folder, b.File, b.Audio, b.TotalTime
+FROM Collection c
+JOIN Beatmap b ON c.MD5Hash = b.MD5Hash
+WHERE c.Name = ?
+LIMIT ? OFFSET ?
+`
+
+type GetCollectionByNameParams struct {
+	Name   sql.NullString `json:"name"`
+	Limit  int64          `json:"limit"`
+	Offset int64          `json:"offset"`
+}
+
+type GetCollectionByNameRow struct {
+	Name      sql.NullString `json:"name"`
+	Beatmapid sql.NullInt64  `json:"beatmapid"`
+	Md5hash   sql.NullString `json:"md5hash"`
+	Title     sql.NullString `json:"title"`
+	Artist    sql.NullString `json:"artist"`
+	Creator   sql.NullString `json:"creator"`
+	Folder    sql.NullString `json:"folder"`
+	File      sql.NullString `json:"file"`
+	Audio     sql.NullString `json:"audio"`
+	Totaltime sql.NullInt64  `json:"totaltime"`
+}
+
+func (q *Queries) GetCollectionByName(ctx context.Context, arg GetCollectionByNameParams) ([]GetCollectionByNameRow, error) {
+	rows, err := q.db.QueryContext(ctx, getCollectionByName, arg.Name, arg.Limit, arg.Offset)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	items := []GetCollectionByNameRow{}
+	for rows.Next() {
+		var i GetCollectionByNameRow
+		if err := rows.Scan(
+			&i.Name,
+			&i.Beatmapid,
+			&i.Md5hash,
+			&i.Title,
+			&i.Artist,
+			&i.Creator,
+			&i.Folder,
+			&i.File,
+			&i.Audio,
+			&i.Totaltime,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Close(); err != nil {
+		return nil, err
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
+const getCollectionCountByName = `-- name: GetCollectionCountByName :one
+SELECT COUNT(*) FROM Collection WHERE Name = ?
+`
+
+func (q *Queries) GetCollectionCountByName(ctx context.Context, name sql.NullString) (int64, error) {
+	row := q.db.QueryRowContext(ctx, getCollectionCountByName, name)
+	var count int64
+	err := row.Scan(&count)
+	return count, err
+}
+
+const getCollections = `-- name: GetCollections :many
+SELECT c.Name, COUNT(b.MD5Hash) AS Count, MIN(b.Folder) AS Folder, MIN(b.File) AS File
+FROM Collection c
+JOIN Beatmap b ON c.MD5Hash = b.MD5Hash
+WHERE c.Name LIKE ?
+GROUP BY c.Name
+LIMIT ? OFFSET ?
+`
+
+type GetCollectionsParams struct {
+	Name   sql.NullString `json:"name"`
+	Limit  int64          `json:"limit"`
+	Offset int64          `json:"offset"`
+}
+
+type GetCollectionsRow struct {
+	Name   sql.NullString `json:"name"`
+	Count  int64          `json:"count"`
+	Folder interface{}    `json:"folder"`
+	File   interface{}    `json:"file"`
+}
+
+func (q *Queries) GetCollections(ctx context.Context, arg GetCollectionsParams) ([]GetCollectionsRow, error) {
+	rows, err := q.db.QueryContext(ctx, getCollections, arg.Name, arg.Limit, arg.Offset)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	items := []GetCollectionsRow{}
+	for rows.Next() {
+		var i GetCollectionsRow
+		if err := rows.Scan(
+			&i.Name,
+			&i.Count,
+			&i.Folder,
+			&i.File,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Close(); err != nil {
+		return nil, err
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
+const insertCollection = `-- name: InsertCollection :exec
+INSERT INTO Collection (Name, MD5Hash) VALUES (?, ?)
+`
+
+type InsertCollectionParams struct {
+	Name    sql.NullString `json:"name"`
+	Md5hash sql.NullString `json:"md5hash"`
+}
+
+func (q *Queries) InsertCollection(ctx context.Context, arg InsertCollectionParams) error {
+	_, err := q.db.ExecContext(ctx, insertCollection, arg.Name, arg.Md5hash)
+	return err
+}