No changes made

2025-04-16 12:47:04 -04:00
commit 1ed3b0c2d4
98 changed files with 8857 additions and 0 deletions
--- a/backend/models/bullets-schema.sql
+++ b/backend/models/bullets-schema.sql
@@ -0,0 +1,20 @@
+create table bullets
+(
+    id              uuid primary key,
+    name            varchar(255)            not null,
+    weight          int                     not null,
+    diameter        int                     not null,
+    meta            json,
+    photo           bytea,
+    manufacturer_id uuid                    not null,
+    created_at      timestamp default NOW() not null
+);
+
+
+create table manufacturers
+(
+    id         uuid  primary key ,
+    name       varchar(255) not null,
+    url        varchar(255),
+    created_at timestamp default NOW() not null
+);
--- a/backend/models/bullets.sql
+++ b/backend/models/bullets.sql
@@ -0,0 +1,63 @@
+-- name: GetBullets :many
+select bullets.id   as id,
+       bullets.name as name,
+       weight,
+       diameter,
+       bullets.created_at,
+       meta,
+       m.id         as manufacturer_id,
+       m.name       as manufacturer_name,
+       m.url        as manufacturer_url
+from bullets
+         join manufacturers m on m.id = bullets.manufacturer_id
+order by manufacturer_name, bullets.name desc;
+
+-- name: GetBulletById :one
+select bullets.id as id,
+       bullets.name,
+       bullets.diameter,
+       bullets.weight,
+       bullets.meta,
+       bullets.photo,
+       bullets.created_at,
+       m.id       as manufactuerer_id,
+       m.name     as manufacutuer_name,
+       m.url      as manufacturer_url
+from bullets
+         join manufacturers m on m.id = bullets.manufacturer_id
+where bullets.id = $1;
+
+-- name: ForPage :many
+select bullets.id   as id,
+       bullets.name as name,
+       weight,
+       diameter,
+       bullets.created_at,
+       meta,
+       m.id         as manufacturer_id,
+       m.name       as manufacturer_name,
+       m.url        as manufacturer_url
+from bullets
+         join manufacturers m on m.id = bullets.manufacturer_id
+order by manufacturer_name, bullets.name desc
+limit $1 offset $2;
+
+-- name: DeleteBullet :exec
+DELETE
+from bullets
+where id = $1;
+
+-- name: AddBullet :one
+insert into bullets (name, weight, diameter, photo, meta, manufacturer_id)
+values ($1, $2, $3, $4, $5, $6)
+returning id;
+
+-- name: UpdateBullet :exec
+UPDATE bullets
+set name=$1,
+    weight=$2,
+    diameter=$3,
+    photo=$4,
+    meta=$5,
+    manufacturer_id=$6
+where id = $7;
--- a/backend/models/bullets/bullets.sql.go
+++ b/backend/models/bullets/bullets.sql.go
@@ -0,0 +1,253 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.27.0
+// source: bullets.sql
+
+package bullets
+
+import (
+	"context"
+
+	"github.com/jackc/pgx/v5/pgtype"
+)
+
+const addBullet = `-- name: AddBullet :one
+insert into bullets (name, weight, diameter, photo, meta, manufacturer_id)
+values ($1, $2, $3, $4, $5, $6)
+returning id
+`
+
+type AddBulletParams struct {
+	Name           string      `json:"name"`
+	Weight         int32       `json:"weight"`
+	Diameter       int32       `json:"diameter"`
+	Photo          []byte      `json:"photo"`
+	Meta           []byte      `json:"meta"`
+	ManufacturerID pgtype.UUID `json:"manufacturer_id"`
+}
+
+func (q *Queries) AddBullet(ctx context.Context, arg AddBulletParams) (pgtype.UUID, error) {
+	row := q.db.QueryRow(ctx, addBullet,
+		arg.Name,
+		arg.Weight,
+		arg.Diameter,
+		arg.Photo,
+		arg.Meta,
+		arg.ManufacturerID,
+	)
+	var id pgtype.UUID
+	err := row.Scan(&id)
+	return id, err
+}
+
+const deleteBullet = `-- name: DeleteBullet :exec
+DELETE
+from bullets
+where id = $1
+`
+
+func (q *Queries) DeleteBullet(ctx context.Context, id pgtype.UUID) error {
+	_, err := q.db.Exec(ctx, deleteBullet, id)
+	return err
+}
+
+const forPage = `-- name: ForPage :many
+select bullets.id   as id,
+       bullets.name as name,
+       weight,
+       diameter,
+       bullets.created_at,
+       meta,
+       m.id         as manufacturer_id,
+       m.name       as manufacturer_name,
+       m.url        as manufacturer_url
+from bullets
+         join manufacturers m on m.id = bullets.manufacturer_id
+order by manufacturer_name, bullets.name desc
+limit $1 offset $2
+`
+
+type ForPageParams struct {
+	Limit  int32 `json:"limit"`
+	Offset int32 `json:"offset"`
+}
+
+type ForPageRow struct {
+	ID               pgtype.UUID      `json:"id"`
+	Name             string           `json:"name"`
+	Weight           int32            `json:"weight"`
+	Diameter         int32            `json:"diameter"`
+	CreatedAt        pgtype.Timestamp `json:"created_at"`
+	Meta             []byte           `json:"meta"`
+	ManufacturerID   pgtype.UUID      `json:"manufacturer_id"`
+	ManufacturerName string           `json:"manufacturer_name"`
+	ManufacturerUrl  pgtype.Text      `json:"manufacturer_url"`
+}
+
+func (q *Queries) ForPage(ctx context.Context, arg ForPageParams) ([]ForPageRow, error) {
+	rows, err := q.db.Query(ctx, forPage, arg.Limit, arg.Offset)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []ForPageRow
+	for rows.Next() {
+		var i ForPageRow
+		if err := rows.Scan(
+			&i.ID,
+			&i.Name,
+			&i.Weight,
+			&i.Diameter,
+			&i.CreatedAt,
+			&i.Meta,
+			&i.ManufacturerID,
+			&i.ManufacturerName,
+			&i.ManufacturerUrl,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
+const getBulletById = `-- name: GetBulletById :one
+select bullets.id as id,
+       bullets.name,
+       bullets.diameter,
+       bullets.weight,
+       bullets.meta,
+       bullets.photo,
+       bullets.created_at,
+       m.id       as manufactuerer_id,
+       m.name     as manufacutuer_name,
+       m.url      as manufacturer_url
+from bullets
+         join manufacturers m on m.id = bullets.manufacturer_id
+where bullets.id = $1
+`
+
+type GetBulletByIdRow struct {
+	ID               pgtype.UUID      `json:"id"`
+	Name             string           `json:"name"`
+	Diameter         int32            `json:"diameter"`
+	Weight           int32            `json:"weight"`
+	Meta             []byte           `json:"meta"`
+	Photo            []byte           `json:"photo"`
+	CreatedAt        pgtype.Timestamp `json:"created_at"`
+	ManufactuererID  pgtype.UUID      `json:"manufactuerer_id"`
+	ManufacutuerName string           `json:"manufacutuer_name"`
+	ManufacturerUrl  pgtype.Text      `json:"manufacturer_url"`
+}
+
+func (q *Queries) GetBulletById(ctx context.Context, id pgtype.UUID) (GetBulletByIdRow, error) {
+	row := q.db.QueryRow(ctx, getBulletById, id)
+	var i GetBulletByIdRow
+	err := row.Scan(
+		&i.ID,
+		&i.Name,
+		&i.Diameter,
+		&i.Weight,
+		&i.Meta,
+		&i.Photo,
+		&i.CreatedAt,
+		&i.ManufactuererID,
+		&i.ManufacutuerName,
+		&i.ManufacturerUrl,
+	)
+	return i, err
+}
+
+const getBullets = `-- name: GetBullets :many
+select bullets.id   as id,
+       bullets.name as name,
+       weight,
+       diameter,
+       bullets.created_at,
+       meta,
+       m.id         as manufacturer_id,
+       m.name       as manufacturer_name,
+       m.url        as manufacturer_url
+from bullets
+         join manufacturers m on m.id = bullets.manufacturer_id
+order by manufacturer_name, bullets.name desc
+`
+
+type GetBulletsRow struct {
+	ID               pgtype.UUID      `json:"id"`
+	Name             string           `json:"name"`
+	Weight           int32            `json:"weight"`
+	Diameter         int32            `json:"diameter"`
+	CreatedAt        pgtype.Timestamp `json:"created_at"`
+	Meta             []byte           `json:"meta"`
+	ManufacturerID   pgtype.UUID      `json:"manufacturer_id"`
+	ManufacturerName string           `json:"manufacturer_name"`
+	ManufacturerUrl  pgtype.Text      `json:"manufacturer_url"`
+}
+
+func (q *Queries) GetBullets(ctx context.Context) ([]GetBulletsRow, error) {
+	rows, err := q.db.Query(ctx, getBullets)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []GetBulletsRow
+	for rows.Next() {
+		var i GetBulletsRow
+		if err := rows.Scan(
+			&i.ID,
+			&i.Name,
+			&i.Weight,
+			&i.Diameter,
+			&i.CreatedAt,
+			&i.Meta,
+			&i.ManufacturerID,
+			&i.ManufacturerName,
+			&i.ManufacturerUrl,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
+const updateBullet = `-- name: UpdateBullet :exec
+UPDATE bullets
+set name=$1,
+    weight=$2,
+    diameter=$3,
+    photo=$4,
+    meta=$5,
+    manufacturer_id=$6
+where id = $7
+`
+
+type UpdateBulletParams struct {
+	Name           string      `json:"name"`
+	Weight         int32       `json:"weight"`
+	Diameter       int32       `json:"diameter"`
+	Photo          []byte      `json:"photo"`
+	Meta           []byte      `json:"meta"`
+	ManufacturerID pgtype.UUID `json:"manufacturer_id"`
+	ID             pgtype.UUID `json:"id"`
+}
+
+func (q *Queries) UpdateBullet(ctx context.Context, arg UpdateBulletParams) error {
+	_, err := q.db.Exec(ctx, updateBullet,
+		arg.Name,
+		arg.Weight,
+		arg.Diameter,
+		arg.Photo,
+		arg.Meta,
+		arg.ManufacturerID,
+		arg.ID,
+	)
+	return err
+}
--- a/backend/models/bullets/db.go
+++ b/backend/models/bullets/db.go
@@ -0,0 +1,32 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.27.0
+
+package bullets
+
+import (
+	"context"
+
+	"github.com/jackc/pgx/v5"
+	"github.com/jackc/pgx/v5/pgconn"
+)
+
+type DBTX interface {
+	Exec(context.Context, string, ...interface{}) (pgconn.CommandTag, error)
+	Query(context.Context, string, ...interface{}) (pgx.Rows, error)
+	QueryRow(context.Context, string, ...interface{}) pgx.Row
+}
+
+func New(db DBTX) *Queries {
+	return &Queries{db: db}
+}
+
+type Queries struct {
+	db DBTX
+}
+
+func (q *Queries) WithTx(tx pgx.Tx) *Queries {
+	return &Queries{
+		db: tx,
+	}
+}
--- a/backend/models/bullets/models.go
+++ b/backend/models/bullets/models.go
@@ -0,0 +1,27 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.27.0
+
+package bullets
+
+import (
+	"github.com/jackc/pgx/v5/pgtype"
+)
+
+type Bullet struct {
+	ID             pgtype.UUID      `json:"id"`
+	Name           string           `json:"name"`
+	Weight         int32            `json:"weight"`
+	Diameter       int32            `json:"diameter"`
+	Meta           []byte           `json:"meta"`
+	Photo          []byte           `json:"photo"`
+	ManufacturerID pgtype.UUID      `json:"manufacturer_id"`
+	CreatedAt      pgtype.Timestamp `json:"created_at"`
+}
+
+type Manufacturer struct {
+	ID        pgtype.UUID      `json:"id"`
+	Name      string           `json:"name"`
+	Url       pgtype.Text      `json:"url"`
+	CreatedAt pgtype.Timestamp `json:"created_at"`
+}
--- a/backend/models/loads-schema.sql
+++ b/backend/models/loads-schema.sql
@@ -0,0 +1,73 @@
+create table cartridges
+(
+    id         uuid primary key,
+    name       varchar(255)                        not null,
+    created_at timestamp default current_timestamp not null,
+    meta       json                                not null
+);
+
+create table loads
+(
+    id           uuid primary key,
+    cartridge_id uuid                                not null,
+    col          float4                              not null,
+    powder_id    uuid                                not null,
+    powder_gr    float4                              not null,
+    primer_id    uuid                                not null,
+    bullet_id    uuid                                not null,
+    photo        bytea                               not null,
+    created_at   timestamp default current_timestamp not null,
+    meta         json                                not null,
+    constraint loads_bullets_id_fk
+        foreign key (bullet_id) references bullets (id),
+    constraint loads_powders_id_fk
+        foreign key (powder_id) references powders (id),
+    constraint loads_primers_id_fk
+        foreign key (primer_id) references primers (id),
+    constraint loads_cartridges_id_fk
+        foreign key (cartridge_id) references cartridges (id)
+);
+
+create table bullets
+(
+    id              uuid primary key,
+    name            varchar(255)            not null,
+    weight          int                     not null,
+    diameter        int                     not null,
+    meta            json,
+    photo           bytea,
+    manufacturer_id uuid                    not null,
+    created_at      timestamp default NOW() not null
+);
+
+
+create table manufacturers
+(
+    id         uuid primary key,
+    name       varchar(255)            not null,
+    url        varchar(255),
+    created_at timestamp default NOW() not null
+);
+
+create table powders
+(
+    id              uuid primary key,
+    name            varchar(255)            not null,
+    meta            json,
+    photo           bytea,
+    manufacturer_id uuid                    not null,
+    created_at      timestamp default NOW() not null,
+    constraint powders_manufacturers_id_fk
+        foreign key (manufacturer_id) references manufacturers (id)
+);
+create table primers
+(
+    id              uuid primary key,
+    name            varchar(255)            not null,
+    meta            json,
+    photo           bytea,
+    manufacturer_id uuid                    not null,
+    created_at      timestamp default NOW() not null,
+    constraint primers_manufacturers_id_fk
+        foreign key (manufacturer_id) references manufacturers (id)
+);
--- a/backend/models/loads.sql
+++ b/backend/models/loads.sql
@@ -0,0 +1,100 @@
+-- name: GetCartridgeById :one
+select c.id as id, c.name, c.meta
+from cartridges c
+where id = $1;
+
+-- name: GetCartridges :many
+select c.id as id, c.name, c.meta
+from cartridges c
+order by c.name;
+
+-- name: CreateCartridge :one
+insert into cartridges (name, meta)
+values ($1, $2)
+returning id;
+
+-- name: DeleteCartridge :exec
+delete
+from cartridges
+where id = $1;
+
+-- name: CreateLoad :one
+insert into loads (cartridge_id, col, powder_id, powder_gr, primer_id, bullet_id, photo, meta)
+values ($1, $2, $3, $4, $5, $6, $7, $8)
+returning id;
+
+-- name: GetLoadById :one
+select l.id    as id,
+       c.id    as cartridge_id,
+       c.name  as cartridge_name,
+       c.meta  as cartridge_meta,
+       l.col,
+       p.id    as powder_id,
+       p.name  as powder_name,
+       p.meta  as powder_meta,
+       l.powder_gr,
+       pr.id   as primer_id,
+       pr.name as primer_name,
+       pr.meta as primer_meta
+from public.loads l
+         join cartridges c on l.cartridge_id = c.id
+         join bullets b on l.bullet_id = b.id
+         join powders p on l.powder_id = p.id
+         join primers pr on l.primer_id = pr.id
+where l.id = $1;
+
+-- name: TotalLoads :one
+select count(*)
+from loads;
+
+-- name: GetLoads :many
+select l.id       as id,
+       l.col,
+       l.powder_gr,
+       c.id       as cartridge_id,
+       c.name     as cartridge_name,
+       c.meta     as cartridge_meta,
+       p.id       as powder_id,
+       p.name     as powder_name,
+       p.meta     as powder_meta,
+       p_m.name   as powder_manufacturer_name,
+       p_m.url    as powder_manufacturer_url,
+       pr.id      as primer_id,
+       pr.name    as primer_name,
+       pr.meta    as primer_meta,
+       pr_m.name  as primer_manufacturer_name,
+       pr_m.url   as primer_manufacturer_url,
+       b.id      as bullet_id,
+       b.name     as bullet_name,
+       b.meta     as bullet_meta,
+       b.weight   as bullet_weight,
+       b.diameter as bullet_diameter,
+       b_m.name   as bullet_manufacturer_name,
+       b_m.url    as bullet_manufacturer_url
+from public.loads l
+         join cartridges c on l.cartridge_id = c.id
+         join bullets b on l.bullet_id = b.id
+         join manufacturers b_m on b.manufacturer_id = b_m.id
+         join powders p on l.powder_id = p.id
+         join manufacturers p_m on p.manufacturer_id = p_m.id
+         join primers pr on l.primer_id = pr.id
+         join manufacturers pr_m on pr.manufacturer_id = pr_m.id
+where 1 = 1
+
+  -- Loose Search By Name
+  AND (CASE WHEN @search_cartridge::bool THEN lower(c.name) like lower(@cartridge) ELSE TRUE END)
+  AND (CASE WHEN @search_bullet::bool THEN lower(b.name) like lower(@bullet) ELSE TRUE END)
+  AND (CASE WHEN @search_bullet_manufacturer::bool THEN lower(b_m.name) like lower(@bullet_manufacturer) ELSE TRUE END)
+  AND (CASE WHEN @search_primer::bool THEN lower(pr.name) like lower(@primer) ELSE TRUE END)
+  AND (CASE WHEN @search_primer_manufacturer::bool THEN lower(pr_m.name) like lower(@prime_manufacturer) ELSE TRUE END)
+  AND (CASE WHEN @search_powder::bool THEN lower(p.name) like lower(@powder) ELSE TRUE END)
+  AND (CASE WHEN @search_powder_manufacturer::bool THEN lower(p_m.name) like lower(@powder_manufacturer) ELSE TRUE END)
+
+  -- Exact Search By ID
+  AND (CASE WHEN @search_cartridge_id::bool THEN c.id = @cartridge_id::uuid ELSE TRUE END)
+  AND (CASE WHEN @search_bullet_id::bool THEN b.id = @bullet_id::uuid ELSE TRUE END)
+  AND (CASE WHEN @search_primer_id::bool THEN pr.id = @primer_id::uuid ELSE TRUE END)
+  AND (CASE WHEN @search_powder_id::bool THEN p.id = @powder_id::uuid ELSE TRUE END)
+
+order by @order_by
+limit $1 offset $2;
--- a/backend/models/loads/db.go
+++ b/backend/models/loads/db.go
@@ -0,0 +1,32 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.27.0
+
+package loads
+
+import (
+	"context"
+
+	"github.com/jackc/pgx/v5"
+	"github.com/jackc/pgx/v5/pgconn"
+)
+
+type DBTX interface {
+	Exec(context.Context, string, ...interface{}) (pgconn.CommandTag, error)
+	Query(context.Context, string, ...interface{}) (pgx.Rows, error)
+	QueryRow(context.Context, string, ...interface{}) pgx.Row
+}
+
+func New(db DBTX) *Queries {
+	return &Queries{db: db}
+}
+
+type Queries struct {
+	db DBTX
+}
+
+func (q *Queries) WithTx(tx pgx.Tx) *Queries {
+	return &Queries{
+		db: tx,
+	}
+}
--- a/backend/models/loads/loads.sql.go
+++ b/backend/models/loads/loads.sql.go
@@ -0,0 +1,370 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.27.0
+// source: loads.sql
+
+package loads
+
+import (
+	"context"
+
+	"github.com/jackc/pgx/v5/pgtype"
+)
+
+const createCartridge = `-- name: CreateCartridge :one
+insert into cartridges (name, meta)
+values ($1, $2)
+returning id
+`
+
+type CreateCartridgeParams struct {
+	Name string `json:"name"`
+	Meta []byte `json:"meta"`
+}
+
+func (q *Queries) CreateCartridge(ctx context.Context, arg CreateCartridgeParams) (pgtype.UUID, error) {
+	row := q.db.QueryRow(ctx, createCartridge, arg.Name, arg.Meta)
+	var id pgtype.UUID
+	err := row.Scan(&id)
+	return id, err
+}
+
+const createLoad = `-- name: CreateLoad :one
+insert into loads (cartridge_id, col, powder_id, powder_gr, primer_id, bullet_id, photo, meta)
+values ($1, $2, $3, $4, $5, $6, $7, $8)
+returning id
+`
+
+type CreateLoadParams struct {
+	CartridgeID pgtype.UUID `json:"cartridge_id"`
+	Col         float32     `json:"col"`
+	PowderID    pgtype.UUID `json:"powder_id"`
+	PowderGr    float32     `json:"powder_gr"`
+	PrimerID    pgtype.UUID `json:"primer_id"`
+	BulletID    pgtype.UUID `json:"bullet_id"`
+	Photo       []byte      `json:"photo"`
+	Meta        []byte      `json:"meta"`
+}
+
+func (q *Queries) CreateLoad(ctx context.Context, arg CreateLoadParams) (pgtype.UUID, error) {
+	row := q.db.QueryRow(ctx, createLoad,
+		arg.CartridgeID,
+		arg.Col,
+		arg.PowderID,
+		arg.PowderGr,
+		arg.PrimerID,
+		arg.BulletID,
+		arg.Photo,
+		arg.Meta,
+	)
+	var id pgtype.UUID
+	err := row.Scan(&id)
+	return id, err
+}
+
+const deleteCartridge = `-- name: DeleteCartridge :exec
+delete
+from cartridges
+where id = $1
+`
+
+func (q *Queries) DeleteCartridge(ctx context.Context, id pgtype.UUID) error {
+	_, err := q.db.Exec(ctx, deleteCartridge, id)
+	return err
+}
+
+const getCartridgeById = `-- name: GetCartridgeById :one
+select c.id as id, c.name, c.meta
+from cartridges c
+where id = $1
+`
+
+type GetCartridgeByIdRow struct {
+	ID   pgtype.UUID `json:"id"`
+	Name string      `json:"name"`
+	Meta []byte      `json:"meta"`
+}
+
+func (q *Queries) GetCartridgeById(ctx context.Context, id pgtype.UUID) (GetCartridgeByIdRow, error) {
+	row := q.db.QueryRow(ctx, getCartridgeById, id)
+	var i GetCartridgeByIdRow
+	err := row.Scan(&i.ID, &i.Name, &i.Meta)
+	return i, err
+}
+
+const getCartridges = `-- name: GetCartridges :many
+select c.id as id, c.name, c.meta
+from cartridges c
+order by c.name
+`
+
+type GetCartridgesRow struct {
+	ID   pgtype.UUID `json:"id"`
+	Name string      `json:"name"`
+	Meta []byte      `json:"meta"`
+}
+
+func (q *Queries) GetCartridges(ctx context.Context) ([]GetCartridgesRow, error) {
+	rows, err := q.db.Query(ctx, getCartridges)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []GetCartridgesRow
+	for rows.Next() {
+		var i GetCartridgesRow
+		if err := rows.Scan(&i.ID, &i.Name, &i.Meta); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
+const getLoadById = `-- name: GetLoadById :one
+select l.id    as id,
+       c.id    as cartridge_id,
+       c.name  as cartridge_name,
+       c.meta  as cartridge_meta,
+       l.col,
+       p.id    as powder_id,
+       p.name  as powder_name,
+       p.meta  as powder_meta,
+       l.powder_gr,
+       pr.id   as primer_id,
+       pr.name as primer_name,
+       pr.meta as primer_meta
+from public.loads l
+         join cartridges c on l.cartridge_id = c.id
+         join bullets b on l.bullet_id = b.id
+         join powders p on l.powder_id = p.id
+         join primers pr on l.primer_id = pr.id
+where l.id = $1
+`
+
+type GetLoadByIdRow struct {
+	ID            pgtype.UUID `json:"id"`
+	CartridgeID   pgtype.UUID `json:"cartridge_id"`
+	CartridgeName string      `json:"cartridge_name"`
+	CartridgeMeta []byte      `json:"cartridge_meta"`
+	Col           float32     `json:"col"`
+	PowderID      pgtype.UUID `json:"powder_id"`
+	PowderName    string      `json:"powder_name"`
+	PowderMeta    []byte      `json:"powder_meta"`
+	PowderGr      float32     `json:"powder_gr"`
+	PrimerID      pgtype.UUID `json:"primer_id"`
+	PrimerName    string      `json:"primer_name"`
+	PrimerMeta    []byte      `json:"primer_meta"`
+}
+
+func (q *Queries) GetLoadById(ctx context.Context, id pgtype.UUID) (GetLoadByIdRow, error) {
+	row := q.db.QueryRow(ctx, getLoadById, id)
+	var i GetLoadByIdRow
+	err := row.Scan(
+		&i.ID,
+		&i.CartridgeID,
+		&i.CartridgeName,
+		&i.CartridgeMeta,
+		&i.Col,
+		&i.PowderID,
+		&i.PowderName,
+		&i.PowderMeta,
+		&i.PowderGr,
+		&i.PrimerID,
+		&i.PrimerName,
+		&i.PrimerMeta,
+	)
+	return i, err
+}
+
+const getLoads = `-- name: GetLoads :many
+select l.id       as id,
+       l.col,
+       l.powder_gr,
+       c.id       as cartridge_id,
+       c.name     as cartridge_name,
+       c.meta     as cartridge_meta,
+       p.id       as powder_id,
+       p.name     as powder_name,
+       p.meta     as powder_meta,
+       p_m.name   as powder_manufacturer_name,
+       p_m.url    as powder_manufacturer_url,
+       pr.id      as primer_id,
+       pr.name    as primer_name,
+       pr.meta    as primer_meta,
+       pr_m.name  as primer_manufacturer_name,
+       pr_m.url   as primer_manufacturer_url,
+       b.id      as bullet_id,
+       b.name     as bullet_name,
+       b.meta     as bullet_meta,
+       b.weight   as bullet_weight,
+       b.diameter as bullet_diameter,
+       b_m.name   as bullet_manufacturer_name,
+       b_m.url    as bullet_manufacturer_url
+from public.loads l
+         join cartridges c on l.cartridge_id = c.id
+         join bullets b on l.bullet_id = b.id
+         join manufacturers b_m on b.manufacturer_id = b_m.id
+         join powders p on l.powder_id = p.id
+         join manufacturers p_m on p.manufacturer_id = p_m.id
+         join primers pr on l.primer_id = pr.id
+         join manufacturers pr_m on pr.manufacturer_id = pr_m.id
+where 1 = 1
+
+  -- Loose Search By Name
+  AND (CASE WHEN $3::bool THEN lower(c.name) like lower($4) ELSE TRUE END)
+  AND (CASE WHEN $5::bool THEN lower(b.name) like lower($6) ELSE TRUE END)
+  AND (CASE WHEN $7::bool THEN lower(b_m.name) like lower($8) ELSE TRUE END)
+  AND (CASE WHEN $9::bool THEN lower(pr.name) like lower($10) ELSE TRUE END)
+  AND (CASE WHEN $11::bool THEN lower(pr_m.name) like lower($12) ELSE TRUE END)
+  AND (CASE WHEN $13::bool THEN lower(p.name) like lower($14) ELSE TRUE END)
+  AND (CASE WHEN $15::bool THEN lower(p_m.name) like lower($16) ELSE TRUE END)
+
+  -- Exact Search By ID
+  AND (CASE WHEN $17::bool THEN c.id = $18::uuid ELSE TRUE END)
+  AND (CASE WHEN $19::bool THEN b.id = $20::uuid ELSE TRUE END)
+  AND (CASE WHEN $21::bool THEN pr.id = $22::uuid ELSE TRUE END)
+  AND (CASE WHEN $23::bool THEN p.id = $24::uuid ELSE TRUE END)
+
+order by $25
+limit $1 offset $2
+`
+
+type GetLoadsParams struct {
+	Limit                    int32       `json:"limit"`
+	Offset                   int32       `json:"offset"`
+	SearchCartridge          bool        `json:"search_cartridge"`
+	Cartridge                string      `json:"cartridge"`
+	SearchBullet             bool        `json:"search_bullet"`
+	Bullet                   string      `json:"bullet"`
+	SearchBulletManufacturer bool        `json:"search_bullet_manufacturer"`
+	BulletManufacturer       string      `json:"bullet_manufacturer"`
+	SearchPrimer             bool        `json:"search_primer"`
+	Primer                   string      `json:"primer"`
+	SearchPrimerManufacturer bool        `json:"search_primer_manufacturer"`
+	PrimeManufacturer        string      `json:"prime_manufacturer"`
+	SearchPowder             bool        `json:"search_powder"`
+	Powder                   string      `json:"powder"`
+	SearchPowderManufacturer bool        `json:"search_powder_manufacturer"`
+	PowderManufacturer       string      `json:"powder_manufacturer"`
+	SearchCartridgeID        bool        `json:"search_cartridge_id"`
+	CartridgeID              pgtype.UUID `json:"cartridge_id"`
+	SearchBulletID           bool        `json:"search_bullet_id"`
+	BulletID                 pgtype.UUID `json:"bullet_id"`
+	SearchPrimerID           bool        `json:"search_primer_id"`
+	PrimerID                 pgtype.UUID `json:"primer_id"`
+	SearchPowderID           bool        `json:"search_powder_id"`
+	PowderID                 pgtype.UUID `json:"powder_id"`
+	OrderBy                  interface{} `json:"order_by"`
+}
+
+type GetLoadsRow struct {
+	ID                     pgtype.UUID `json:"id"`
+	Col                    float32     `json:"col"`
+	PowderGr               float32     `json:"powder_gr"`
+	CartridgeID            pgtype.UUID `json:"cartridge_id"`
+	CartridgeName          string      `json:"cartridge_name"`
+	CartridgeMeta          []byte      `json:"cartridge_meta"`
+	PowderID               pgtype.UUID `json:"powder_id"`
+	PowderName             string      `json:"powder_name"`
+	PowderMeta             []byte      `json:"powder_meta"`
+	PowderManufacturerName string      `json:"powder_manufacturer_name"`
+	PowderManufacturerUrl  pgtype.Text `json:"powder_manufacturer_url"`
+	PrimerID               pgtype.UUID `json:"primer_id"`
+	PrimerName             string      `json:"primer_name"`
+	PrimerMeta             []byte      `json:"primer_meta"`
+	PrimerManufacturerName string      `json:"primer_manufacturer_name"`
+	PrimerManufacturerUrl  pgtype.Text `json:"primer_manufacturer_url"`
+	BulletID               pgtype.UUID `json:"bullet_id"`
+	BulletName             string      `json:"bullet_name"`
+	BulletMeta             []byte      `json:"bullet_meta"`
+	BulletWeight           int32       `json:"bullet_weight"`
+	BulletDiameter         int32       `json:"bullet_diameter"`
+	BulletManufacturerName string      `json:"bullet_manufacturer_name"`
+	BulletManufacturerUrl  pgtype.Text `json:"bullet_manufacturer_url"`
+}
+
+func (q *Queries) GetLoads(ctx context.Context, arg GetLoadsParams) ([]GetLoadsRow, error) {
+	rows, err := q.db.Query(ctx, getLoads,
+		arg.Limit,
+		arg.Offset,
+		arg.SearchCartridge,
+		arg.Cartridge,
+		arg.SearchBullet,
+		arg.Bullet,
+		arg.SearchBulletManufacturer,
+		arg.BulletManufacturer,
+		arg.SearchPrimer,
+		arg.Primer,
+		arg.SearchPrimerManufacturer,
+		arg.PrimeManufacturer,
+		arg.SearchPowder,
+		arg.Powder,
+		arg.SearchPowderManufacturer,
+		arg.PowderManufacturer,
+		arg.SearchCartridgeID,
+		arg.CartridgeID,
+		arg.SearchBulletID,
+		arg.BulletID,
+		arg.SearchPrimerID,
+		arg.PrimerID,
+		arg.SearchPowderID,
+		arg.PowderID,
+		arg.OrderBy,
+	)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []GetLoadsRow
+	for rows.Next() {
+		var i GetLoadsRow
+		if err := rows.Scan(
+			&i.ID,
+			&i.Col,
+			&i.PowderGr,
+			&i.CartridgeID,
+			&i.CartridgeName,
+			&i.CartridgeMeta,
+			&i.PowderID,
+			&i.PowderName,
+			&i.PowderMeta,
+			&i.PowderManufacturerName,
+			&i.PowderManufacturerUrl,
+			&i.PrimerID,
+			&i.PrimerName,
+			&i.PrimerMeta,
+			&i.PrimerManufacturerName,
+			&i.PrimerManufacturerUrl,
+			&i.BulletID,
+			&i.BulletName,
+			&i.BulletMeta,
+			&i.BulletWeight,
+			&i.BulletDiameter,
+			&i.BulletManufacturerName,
+			&i.BulletManufacturerUrl,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
+const totalLoads = `-- name: TotalLoads :one
+select count(*)
+from loads
+`
+
+func (q *Queries) TotalLoads(ctx context.Context) (int64, error) {
+	row := q.db.QueryRow(ctx, totalLoads)
+	var count int64
+	err := row.Scan(&count)
+	return count, err
+}
--- a/backend/models/loads/models.go
+++ b/backend/models/loads/models.go
@@ -0,0 +1,65 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.27.0
+
+package loads
+
+import (
+	"github.com/jackc/pgx/v5/pgtype"
+)
+
+type Bullet struct {
+	ID             pgtype.UUID      `json:"id"`
+	Name           string           `json:"name"`
+	Weight         int32            `json:"weight"`
+	Diameter       int32            `json:"diameter"`
+	Meta           []byte           `json:"meta"`
+	Photo          []byte           `json:"photo"`
+	ManufacturerID pgtype.UUID      `json:"manufacturer_id"`
+	CreatedAt      pgtype.Timestamp `json:"created_at"`
+}
+
+type Cartridge struct {
+	ID        pgtype.UUID      `json:"id"`
+	Name      string           `json:"name"`
+	CreatedAt pgtype.Timestamp `json:"created_at"`
+	Meta      []byte           `json:"meta"`
+}
+
+type Load struct {
+	ID          pgtype.UUID      `json:"id"`
+	CartridgeID pgtype.UUID      `json:"cartridge_id"`
+	Col         float32          `json:"col"`
+	PowderID    pgtype.UUID      `json:"powder_id"`
+	PowderGr    float32          `json:"powder_gr"`
+	PrimerID    pgtype.UUID      `json:"primer_id"`
+	BulletID    pgtype.UUID      `json:"bullet_id"`
+	Photo       []byte           `json:"photo"`
+	CreatedAt   pgtype.Timestamp `json:"created_at"`
+	Meta        []byte           `json:"meta"`
+}
+
+type Manufacturer struct {
+	ID        pgtype.UUID      `json:"id"`
+	Name      string           `json:"name"`
+	Url       pgtype.Text      `json:"url"`
+	CreatedAt pgtype.Timestamp `json:"created_at"`
+}
+
+type Powder struct {
+	ID             pgtype.UUID      `json:"id"`
+	Name           string           `json:"name"`
+	Meta           []byte           `json:"meta"`
+	Photo          []byte           `json:"photo"`
+	ManufacturerID pgtype.UUID      `json:"manufacturer_id"`
+	CreatedAt      pgtype.Timestamp `json:"created_at"`
+}
+
+type Primer struct {
+	ID             pgtype.UUID      `json:"id"`
+	Name           string           `json:"name"`
+	Meta           []byte           `json:"meta"`
+	Photo          []byte           `json:"photo"`
+	ManufacturerID pgtype.UUID      `json:"manufacturer_id"`
+	CreatedAt      pgtype.Timestamp `json:"created_at"`
+}
--- a/backend/models/manufacturer-schema.sql
+++ b/backend/models/manufacturer-schema.sql
@@ -0,0 +1,7 @@
+create table manufacturers
+(
+    id         uuid  primary key ,
+    name       varchar(255) not null,
+    url        varchar(255),
+    created_at timestamp default NOW() not null
+);
--- a/backend/models/manufacturer.sql
+++ b/backend/models/manufacturer.sql
@@ -0,0 +1,23 @@
+-- name: GetAll :many
+select id, name, url, created_at
+from manufacturers
+order by name;
+
+-- name: CreateManufacturer :exec
+insert into manufacturers (id, name, url) values ($1, $2, $3);
+
+-- name: UpdateManufacturer :exec
+update manufacturers
+set name=$1,
+    url=$2
+where id = $3;
+
+-- name: GetById :one
+select id, name, url, created_at
+from manufacturers
+where id = $1;
+
+-- name: DeleteById :exec
+delete
+from manufacturers
+where id = $1;
--- a/backend/models/manufacturer/db.go
+++ b/backend/models/manufacturer/db.go
@@ -0,0 +1,32 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.27.0
+
+package manufacturer
+
+import (
+	"context"
+
+	"github.com/jackc/pgx/v5"
+	"github.com/jackc/pgx/v5/pgconn"
+)
+
+type DBTX interface {
+	Exec(context.Context, string, ...interface{}) (pgconn.CommandTag, error)
+	Query(context.Context, string, ...interface{}) (pgx.Rows, error)
+	QueryRow(context.Context, string, ...interface{}) pgx.Row
+}
+
+func New(db DBTX) *Queries {
+	return &Queries{db: db}
+}
+
+type Queries struct {
+	db DBTX
+}
+
+func (q *Queries) WithTx(tx pgx.Tx) *Queries {
+	return &Queries{
+		db: tx,
+	}
+}
--- a/backend/models/manufacturer/manufacturer.sql.go
+++ b/backend/models/manufacturer/manufacturer.sql.go
@@ -0,0 +1,105 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.27.0
+// source: manufacturer.sql
+
+package manufacturer
+
+import (
+	"context"
+
+	"github.com/jackc/pgx/v5/pgtype"
+)
+
+const createManufacturer = `-- name: CreateManufacturer :exec
+insert into manufacturers (id, name, url) values ($1, $2, $3)
+`
+
+type CreateManufacturerParams struct {
+	ID   pgtype.UUID `json:"id"`
+	Name string      `json:"name"`
+	Url  pgtype.Text `json:"url"`
+}
+
+func (q *Queries) CreateManufacturer(ctx context.Context, arg CreateManufacturerParams) error {
+	_, err := q.db.Exec(ctx, createManufacturer, arg.ID, arg.Name, arg.Url)
+	return err
+}
+
+const deleteById = `-- name: DeleteById :exec
+delete
+from manufacturers
+where id = $1
+`
+
+func (q *Queries) DeleteById(ctx context.Context, id pgtype.UUID) error {
+	_, err := q.db.Exec(ctx, deleteById, id)
+	return err
+}
+
+const getAll = `-- name: GetAll :many
+select id, name, url, created_at
+from manufacturers
+order by name
+`
+
+func (q *Queries) GetAll(ctx context.Context) ([]Manufacturer, error) {
+	rows, err := q.db.Query(ctx, getAll)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []Manufacturer
+	for rows.Next() {
+		var i Manufacturer
+		if err := rows.Scan(
+			&i.ID,
+			&i.Name,
+			&i.Url,
+			&i.CreatedAt,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
+const getById = `-- name: GetById :one
+select id, name, url, created_at
+from manufacturers
+where id = $1
+`
+
+func (q *Queries) GetById(ctx context.Context, id pgtype.UUID) (Manufacturer, error) {
+	row := q.db.QueryRow(ctx, getById, id)
+	var i Manufacturer
+	err := row.Scan(
+		&i.ID,
+		&i.Name,
+		&i.Url,
+		&i.CreatedAt,
+	)
+	return i, err
+}
+
+const updateManufacturer = `-- name: UpdateManufacturer :exec
+update manufacturers
+set name=$1,
+    url=$2
+where id = $3
+`
+
+type UpdateManufacturerParams struct {
+	Name string      `json:"name"`
+	Url  pgtype.Text `json:"url"`
+	ID   pgtype.UUID `json:"id"`
+}
+
+func (q *Queries) UpdateManufacturer(ctx context.Context, arg UpdateManufacturerParams) error {
+	_, err := q.db.Exec(ctx, updateManufacturer, arg.Name, arg.Url, arg.ID)
+	return err
+}
--- a/backend/models/manufacturer/models.go
+++ b/backend/models/manufacturer/models.go
@@ -0,0 +1,16 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.27.0
+
+package manufacturer
+
+import (
+	"github.com/jackc/pgx/v5/pgtype"
+)
+
+type Manufacturer struct {
+	ID        pgtype.UUID      `json:"id"`
+	Name      string           `json:"name"`
+	Url       pgtype.Text      `json:"url"`
+	CreatedAt pgtype.Timestamp `json:"created_at"`
+}
--- a/backend/models/powder-schema.sql
+++ b/backend/models/powder-schema.sql
@@ -0,0 +1,19 @@
+create table powders
+(
+    id              uuid primary key,
+    name            varchar(255)            not null,
+    meta            json,
+    photo           bytea,
+    manufacturer_id uuid                    not null,
+    created_at      timestamp default NOW() not null,
+    constraint powders_manufacturers_id_fk
+        foreign key (manufacturer_id) references manufacturers (id)
+);
+
+create table manufacturers
+(
+    id         uuid  primary key ,
+    name       varchar(255) not null,
+    url        varchar(255),
+    created_at timestamp default NOW() not null
+);
--- a/backend/models/powder.sql
+++ b/backend/models/powder.sql
@@ -0,0 +1,41 @@
+-- name: GetPowderById :one
+select powders.id   as id,
+       powders.name as name,
+       powders.created_at,
+       powders.photo,
+       meta,
+       m.id         as manufacturer_id,
+       m.name       as manufacturer_name,
+       m.url        as manufacturer_url
+from powders
+         join manufacturers m on m.id = powders.manufacturer_id
+where powders.id = $1;
+
+-- name: GetPowders :many
+select powders.id   as id,
+       powders.name as name,
+       powders.created_at,
+       meta,
+       m.id         as manufacturer_id,
+       m.name       as manufacturer_name,
+       m.url        as manufacturer_url
+from powders
+         join manufacturers m on m.id = powders.manufacturer_id
+order by powders.name desc;
+
+-- name: DeletePowder :exec
+DELETE
+FROM powders
+WHERE id = $1;
+
+-- name: InsertPowder :exec
+insert into powders (id, name, manufacturer_id, meta, photo)
+values ($1, $2, $3, $4, $5);
+
+-- name: UpdatePowder :exec
+update powders
+set name            = $1,
+    manufacturer_id = $2,
+    meta            = $3,
+    photo           = $4
+where id = $5;
--- a/backend/models/powder/db.go
+++ b/backend/models/powder/db.go
@@ -0,0 +1,32 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.27.0
+
+package powder
+
+import (
+	"context"
+
+	"github.com/jackc/pgx/v5"
+	"github.com/jackc/pgx/v5/pgconn"
+)
+
+type DBTX interface {
+	Exec(context.Context, string, ...interface{}) (pgconn.CommandTag, error)
+	Query(context.Context, string, ...interface{}) (pgx.Rows, error)
+	QueryRow(context.Context, string, ...interface{}) pgx.Row
+}
+
+func New(db DBTX) *Queries {
+	return &Queries{db: db}
+}
+
+type Queries struct {
+	db DBTX
+}
+
+func (q *Queries) WithTx(tx pgx.Tx) *Queries {
+	return &Queries{
+		db: tx,
+	}
+}
--- a/backend/models/powder/models.go
+++ b/backend/models/powder/models.go
@@ -0,0 +1,25 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.27.0
+
+package powder
+
+import (
+	"github.com/jackc/pgx/v5/pgtype"
+)
+
+type Manufacturer struct {
+	ID        pgtype.UUID      `json:"id"`
+	Name      string           `json:"name"`
+	Url       pgtype.Text      `json:"url"`
+	CreatedAt pgtype.Timestamp `json:"created_at"`
+}
+
+type Powder struct {
+	ID             pgtype.UUID      `json:"id"`
+	Name           string           `json:"name"`
+	Meta           []byte           `json:"meta"`
+	Photo          []byte           `json:"photo"`
+	ManufacturerID pgtype.UUID      `json:"manufacturer_id"`
+	CreatedAt      pgtype.Timestamp `json:"created_at"`
+}
--- a/backend/models/powder/powder.sql.go
+++ b/backend/models/powder/powder.sql.go
@@ -0,0 +1,167 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.27.0
+// source: powder.sql
+
+package powder
+
+import (
+	"context"
+
+	"github.com/jackc/pgx/v5/pgtype"
+)
+
+const deletePowder = `-- name: DeletePowder :exec
+DELETE
+FROM powders
+WHERE id = $1
+`
+
+func (q *Queries) DeletePowder(ctx context.Context, id pgtype.UUID) error {
+	_, err := q.db.Exec(ctx, deletePowder, id)
+	return err
+}
+
+const getPowderById = `-- name: GetPowderById :one
+select powders.id   as id,
+       powders.name as name,
+       powders.created_at,
+       powders.photo,
+       meta,
+       m.id         as manufacturer_id,
+       m.name       as manufacturer_name,
+       m.url        as manufacturer_url
+from powders
+         join manufacturers m on m.id = powders.manufacturer_id
+where powders.id = $1
+`
+
+type GetPowderByIdRow struct {
+	ID               pgtype.UUID      `json:"id"`
+	Name             string           `json:"name"`
+	CreatedAt        pgtype.Timestamp `json:"created_at"`
+	Photo            []byte           `json:"photo"`
+	Meta             []byte           `json:"meta"`
+	ManufacturerID   pgtype.UUID      `json:"manufacturer_id"`
+	ManufacturerName string           `json:"manufacturer_name"`
+	ManufacturerUrl  pgtype.Text      `json:"manufacturer_url"`
+}
+
+func (q *Queries) GetPowderById(ctx context.Context, id pgtype.UUID) (GetPowderByIdRow, error) {
+	row := q.db.QueryRow(ctx, getPowderById, id)
+	var i GetPowderByIdRow
+	err := row.Scan(
+		&i.ID,
+		&i.Name,
+		&i.CreatedAt,
+		&i.Photo,
+		&i.Meta,
+		&i.ManufacturerID,
+		&i.ManufacturerName,
+		&i.ManufacturerUrl,
+	)
+	return i, err
+}
+
+const getPowders = `-- name: GetPowders :many
+select powders.id   as id,
+       powders.name as name,
+       powders.created_at,
+       meta,
+       m.id         as manufacturer_id,
+       m.name       as manufacturer_name,
+       m.url        as manufacturer_url
+from powders
+         join manufacturers m on m.id = powders.manufacturer_id
+order by powders.name desc
+`
+
+type GetPowdersRow struct {
+	ID               pgtype.UUID      `json:"id"`
+	Name             string           `json:"name"`
+	CreatedAt        pgtype.Timestamp `json:"created_at"`
+	Meta             []byte           `json:"meta"`
+	ManufacturerID   pgtype.UUID      `json:"manufacturer_id"`
+	ManufacturerName string           `json:"manufacturer_name"`
+	ManufacturerUrl  pgtype.Text      `json:"manufacturer_url"`
+}
+
+func (q *Queries) GetPowders(ctx context.Context) ([]GetPowdersRow, error) {
+	rows, err := q.db.Query(ctx, getPowders)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []GetPowdersRow
+	for rows.Next() {
+		var i GetPowdersRow
+		if err := rows.Scan(
+			&i.ID,
+			&i.Name,
+			&i.CreatedAt,
+			&i.Meta,
+			&i.ManufacturerID,
+			&i.ManufacturerName,
+			&i.ManufacturerUrl,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
+const insertPowder = `-- name: InsertPowder :exec
+insert into powders (id, name, manufacturer_id, meta, photo)
+values ($1, $2, $3, $4, $5)
+`
+
+type InsertPowderParams struct {
+	ID             pgtype.UUID `json:"id"`
+	Name           string      `json:"name"`
+	ManufacturerID pgtype.UUID `json:"manufacturer_id"`
+	Meta           []byte      `json:"meta"`
+	Photo          []byte      `json:"photo"`
+}
+
+func (q *Queries) InsertPowder(ctx context.Context, arg InsertPowderParams) error {
+	_, err := q.db.Exec(ctx, insertPowder,
+		arg.ID,
+		arg.Name,
+		arg.ManufacturerID,
+		arg.Meta,
+		arg.Photo,
+	)
+	return err
+}
+
+const updatePowder = `-- name: UpdatePowder :exec
+update powders
+set name            = $1,
+    manufacturer_id = $2,
+    meta            = $3,
+    photo           = $4
+where id = $5
+`
+
+type UpdatePowderParams struct {
+	Name           string      `json:"name"`
+	ManufacturerID pgtype.UUID `json:"manufacturer_id"`
+	Meta           []byte      `json:"meta"`
+	Photo          []byte      `json:"photo"`
+	ID             pgtype.UUID `json:"id"`
+}
+
+func (q *Queries) UpdatePowder(ctx context.Context, arg UpdatePowderParams) error {
+	_, err := q.db.Exec(ctx, updatePowder,
+		arg.Name,
+		arg.ManufacturerID,
+		arg.Meta,
+		arg.Photo,
+		arg.ID,
+	)
+	return err
+}
--- a/backend/models/primers-schema.sql
+++ b/backend/models/primers-schema.sql
@@ -0,0 +1,19 @@
+create table primers
+(
+    id              uuid primary key,
+    name            varchar(255)            not null,
+    meta            json,
+    photo           bytea,
+    manufacturer_id uuid                    not null,
+    created_at      timestamp default NOW() not null,
+    constraint primers_manufacturers_id_fk
+        foreign key (manufacturer_id) references manufacturers (id)
+);
+
+create table manufacturers
+(
+    id         uuid  primary key ,
+    name       varchar(255) not null,
+    url        varchar(255),
+    created_at timestamp default NOW() not null
+);
--- a/backend/models/primers.sql
+++ b/backend/models/primers.sql
@@ -0,0 +1,41 @@
+-- name: GetPrimers :many
+SELECT primers.id         as id,
+       primers.name       as name,
+       primers.meta       as meta,
+       primers.created_at as created_at,
+       m.id               as manufacturer_id,
+       m.name             as manufacturer_name,
+       m.url              as manufacturer_url
+FROM primers
+         join manufacturers m on m.id = primers.manufacturer_id
+ORDER BY primers.name desc;
+
+-- name: GetPrimerById :one
+SELECT primers.id         as id,
+       primers.name       as name,
+       primers.meta       as meta,
+       primers.photo      as photo,
+       primers.created_at as created_at,
+       m.id               as manufacturer_id,
+       m.name             as manufacturer_name,
+       m.url              as manufacturer_url
+FROM primers
+         join manufacturers m on m.id = primers.manufacturer_id
+WHERE primers.id = $1;
+
+-- name: InsertPrimer :exec
+INSERT INTO primers (id, name, manufacturer_id, meta, photo)
+VALUES ($1, $2, $3, $4, $5);
+
+-- name: DeletePrimer :exec
+DELETE
+FROM primers
+WHERE id = $1;
+
+-- name: UpdatePrimer :exec
+UPDATE primers
+SET name            = $1,
+    manufacturer_id = $2,
+    meta            = $3,
+    photo           = $4
+WHERE id = $5;
--- a/backend/models/primers/db.go
+++ b/backend/models/primers/db.go
@@ -0,0 +1,32 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.27.0
+
+package primers
+
+import (
+	"context"
+
+	"github.com/jackc/pgx/v5"
+	"github.com/jackc/pgx/v5/pgconn"
+)
+
+type DBTX interface {
+	Exec(context.Context, string, ...interface{}) (pgconn.CommandTag, error)
+	Query(context.Context, string, ...interface{}) (pgx.Rows, error)
+	QueryRow(context.Context, string, ...interface{}) pgx.Row
+}
+
+func New(db DBTX) *Queries {
+	return &Queries{db: db}
+}
+
+type Queries struct {
+	db DBTX
+}
+
+func (q *Queries) WithTx(tx pgx.Tx) *Queries {
+	return &Queries{
+		db: tx,
+	}
+}
--- a/backend/models/primers/models.go
+++ b/backend/models/primers/models.go
@@ -0,0 +1,25 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.27.0
+
+package primers
+
+import (
+	"github.com/jackc/pgx/v5/pgtype"
+)
+
+type Manufacturer struct {
+	ID        pgtype.UUID      `json:"id"`
+	Name      string           `json:"name"`
+	Url       pgtype.Text      `json:"url"`
+	CreatedAt pgtype.Timestamp `json:"created_at"`
+}
+
+type Primer struct {
+	ID             pgtype.UUID      `json:"id"`
+	Name           string           `json:"name"`
+	Meta           []byte           `json:"meta"`
+	Photo          []byte           `json:"photo"`
+	ManufacturerID pgtype.UUID      `json:"manufacturer_id"`
+	CreatedAt      pgtype.Timestamp `json:"created_at"`
+}
--- a/backend/models/primers/primers.sql.go
+++ b/backend/models/primers/primers.sql.go
@@ -0,0 +1,167 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.27.0
+// source: primers.sql
+
+package primers
+
+import (
+	"context"
+
+	"github.com/jackc/pgx/v5/pgtype"
+)
+
+const deletePrimer = `-- name: DeletePrimer :exec
+DELETE
+FROM primers
+WHERE id = $1
+`
+
+func (q *Queries) DeletePrimer(ctx context.Context, id pgtype.UUID) error {
+	_, err := q.db.Exec(ctx, deletePrimer, id)
+	return err
+}
+
+const getPrimerById = `-- name: GetPrimerById :one
+SELECT primers.id         as id,
+       primers.name       as name,
+       primers.meta       as meta,
+       primers.photo      as photo,
+       primers.created_at as created_at,
+       m.id               as manufacturer_id,
+       m.name             as manufacturer_name,
+       m.url              as manufacturer_url
+FROM primers
+         join manufacturers m on m.id = primers.manufacturer_id
+WHERE primers.id = $1
+`
+
+type GetPrimerByIdRow struct {
+	ID               pgtype.UUID      `json:"id"`
+	Name             string           `json:"name"`
+	Meta             []byte           `json:"meta"`
+	Photo            []byte           `json:"photo"`
+	CreatedAt        pgtype.Timestamp `json:"created_at"`
+	ManufacturerID   pgtype.UUID      `json:"manufacturer_id"`
+	ManufacturerName string           `json:"manufacturer_name"`
+	ManufacturerUrl  pgtype.Text      `json:"manufacturer_url"`
+}
+
+func (q *Queries) GetPrimerById(ctx context.Context, id pgtype.UUID) (GetPrimerByIdRow, error) {
+	row := q.db.QueryRow(ctx, getPrimerById, id)
+	var i GetPrimerByIdRow
+	err := row.Scan(
+		&i.ID,
+		&i.Name,
+		&i.Meta,
+		&i.Photo,
+		&i.CreatedAt,
+		&i.ManufacturerID,
+		&i.ManufacturerName,
+		&i.ManufacturerUrl,
+	)
+	return i, err
+}
+
+const getPrimers = `-- name: GetPrimers :many
+SELECT primers.id         as id,
+       primers.name       as name,
+       primers.meta       as meta,
+       primers.created_at as created_at,
+       m.id               as manufacturer_id,
+       m.name             as manufacturer_name,
+       m.url              as manufacturer_url
+FROM primers
+         join manufacturers m on m.id = primers.manufacturer_id
+ORDER BY primers.name desc
+`
+
+type GetPrimersRow struct {
+	ID               pgtype.UUID      `json:"id"`
+	Name             string           `json:"name"`
+	Meta             []byte           `json:"meta"`
+	CreatedAt        pgtype.Timestamp `json:"created_at"`
+	ManufacturerID   pgtype.UUID      `json:"manufacturer_id"`
+	ManufacturerName string           `json:"manufacturer_name"`
+	ManufacturerUrl  pgtype.Text      `json:"manufacturer_url"`
+}
+
+func (q *Queries) GetPrimers(ctx context.Context) ([]GetPrimersRow, error) {
+	rows, err := q.db.Query(ctx, getPrimers)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []GetPrimersRow
+	for rows.Next() {
+		var i GetPrimersRow
+		if err := rows.Scan(
+			&i.ID,
+			&i.Name,
+			&i.Meta,
+			&i.CreatedAt,
+			&i.ManufacturerID,
+			&i.ManufacturerName,
+			&i.ManufacturerUrl,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
+const insertPrimer = `-- name: InsertPrimer :exec
+INSERT INTO primers (id, name, manufacturer_id, meta, photo)
+VALUES ($1, $2, $3, $4, $5)
+`
+
+type InsertPrimerParams struct {
+	ID             pgtype.UUID `json:"id"`
+	Name           string      `json:"name"`
+	ManufacturerID pgtype.UUID `json:"manufacturer_id"`
+	Meta           []byte      `json:"meta"`
+	Photo          []byte      `json:"photo"`
+}
+
+func (q *Queries) InsertPrimer(ctx context.Context, arg InsertPrimerParams) error {
+	_, err := q.db.Exec(ctx, insertPrimer,
+		arg.ID,
+		arg.Name,
+		arg.ManufacturerID,
+		arg.Meta,
+		arg.Photo,
+	)
+	return err
+}
+
+const updatePrimer = `-- name: UpdatePrimer :exec
+UPDATE primers
+SET name            = $1,
+    manufacturer_id = $2,
+    meta            = $3,
+    photo           = $4
+WHERE id = $5
+`
+
+type UpdatePrimerParams struct {
+	Name           string      `json:"name"`
+	ManufacturerID pgtype.UUID `json:"manufacturer_id"`
+	Meta           []byte      `json:"meta"`
+	Photo          []byte      `json:"photo"`
+	ID             pgtype.UUID `json:"id"`
+}
+
+func (q *Queries) UpdatePrimer(ctx context.Context, arg UpdatePrimerParams) error {
+	_, err := q.db.Exec(ctx, updatePrimer,
+		arg.Name,
+		arg.ManufacturerID,
+		arg.Meta,
+		arg.Photo,
+		arg.ID,
+	)
+	return err
+}
--- a/backend/models/sqlc.yaml
+++ b/backend/models/sqlc.yaml
@@ -0,0 +1,47 @@
+version: "2"
+sql:
+- schema: "bullets-schema.sql"
+  engine: "postgresql"
+  queries: "bullets.sql"
+  gen:
+    go:
+      package: "bullets"
+      out: "bullets"
+      emit_json_tags: true
+      sql_package: "pgx/v5"
+- schema: "manufacturer-schema.sql"
+  engine: "postgresql"
+  queries: "manufacturer.sql"
+  gen:
+    go:
+      package: "manufacturer"
+      out: "manufacturer"
+      emit_json_tags: true
+      sql_package: "pgx/v5"
+- schema: "primers-schema.sql"
+  engine: "postgresql"
+  queries: "primers.sql"
+  gen:
+    go:
+      package: "primers"
+      out: "primers"
+      emit_json_tags: true
+      sql_package: "pgx/v5"
+- schema: "powder-schema.sql"
+  engine: "postgresql"
+  queries: "powder.sql"
+  gen:
+    go:
+      package: "powder"
+      out: "powder"
+      emit_json_tags: true
+      sql_package: "pgx/v5"
+- schema: "loads-schema.sql"
+  engine: "postgresql"
+  queries: "loads.sql"
+  gen:
+    go:
+      package: "loads"
+      out: "loads"
+      emit_json_tags: true
+      sql_package: "pgx/v5"