siteworxpro/gun-manager-backend
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This commit is contained in:
Ron Rise
2023-08-07 10:14:38 -04:00
parent a30b1769b3
commit 5dd3fa9451
18 changed files with 548 additions and 276 deletions
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12
sql/client.go
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@@ -3,17 +3,19 @@ package sql
import (
"context"
"database/sql"
sqlc "git.siteworxpro.com/gun-manager/sql/db"
_ "github.com/mattn/go-sqlite3"
)
type SqlDb struct {
type Db struct {
db *sql.DB
created bool
Queries *sqlc.Queries
}
var dbConnection SqlDb
var dbConnection Db
func NewDb(file string) (*SqlDb, error) {
func NewDb(file string) (*Db, error) {
if dbConnection.created {
return &dbConnection, nil
}
@@ -31,9 +33,11 @@ func NewDb(file string) (*SqlDb, error) {
return nil, err
}
dbConnection.Queries = sqlc.New(db)
return &dbConnection, nil
}
func GetDb() *SqlDb {
func GetDb() *Db {
return &dbConnection
}

31
sql/db/db.go Normal file
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@@ -0,0 +1,31 @@
// Code generated by sqlc. DO NOT EDIT.
// versions:
// sqlc v1.20.0
package db
import (
"context"
"database/sql"
)
type DBTX interface {
ExecContext(context.Context, string, ...interface{}) (sql.Result, error)
PrepareContext(context.Context, string) (*sql.Stmt, error)
QueryContext(context.Context, string, ...interface{}) (*sql.Rows, error)
QueryRowContext(context.Context, string, ...interface{}) *sql.Row
}
func New(db DBTX) *Queries {
return &Queries{db: db}
}
type Queries struct {
db DBTX
}
func (q *Queries) WithTx(tx *sql.Tx) *Queries {
return &Queries{
db: tx,
}
}

27
sql/db/models.go Normal file
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@@ -0,0 +1,27 @@
// Code generated by sqlc. DO NOT EDIT.
// versions:
// sqlc v1.20.0
package db
import (
"database/sql"
)
type Gun struct {
ID int64 `json:"id"`
Make sql.NullString `json:"make"`
Model sql.NullString `json:"model"`
SerialNumber sql.NullString `json:"serial_number"`
PurchaseAmount sql.NullInt64 `json:"purchase_amount"`
ValueAmount sql.NullInt64 `json:"value_amount"`
DatePurchased sql.NullString `json:"date_purchased"`
Notes sql.NullString `json:"notes"`
}
type Photo struct {
ID int64 `json:"id"`
GunID sql.NullInt64 `json:"gun_id"`
Photo []byte `json:"photo"`
Filename sql.NullString `json:"filename"`
}

148
sql/db/query.sql.go Normal file
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@@ -0,0 +1,148 @@
// Code generated by sqlc. DO NOT EDIT.
// versions:
// sqlc v1.20.0
// source: query.sql
package db
import (
"context"
"database/sql"
)
const getAllGuns = `-- name: GetAllGuns :many
SELECT id, make, model, value_amount
from guns
order by id desc
`
type GetAllGunsRow struct {
ID int64 `json:"id"`
Make sql.NullString `json:"make"`
Model sql.NullString `json:"model"`
ValueAmount sql.NullInt64 `json:"value_amount"`
}
func (q *Queries) GetAllGuns(ctx context.Context) ([]GetAllGunsRow, error) {
rows, err := q.db.QueryContext(ctx, getAllGuns)
if err != nil {
return nil, err
}
defer rows.Close()
var items []GetAllGunsRow
for rows.Next() {
var i GetAllGunsRow
if err := rows.Scan(
&i.ID,
&i.Make,
&i.Model,
&i.ValueAmount,
); 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 getGunById = `-- name: GetGunById :one
SELECT guns.id as id, make, model, serial_number, purchase_amount, value_amount, date_purchased, notes
from guns
where guns.id = ?
`
func (q *Queries) GetGunById(ctx context.Context, id int64) (Gun, error) {
row := q.db.QueryRowContext(ctx, getGunById, id)
var i Gun
err := row.Scan(
&i.ID,
&i.Make,
&i.Model,
&i.SerialNumber,
&i.PurchaseAmount,
&i.ValueAmount,
&i.DatePurchased,
&i.Notes,
)
return i, err
}
const getGunPhotoData = `-- name: GetGunPhotoData :one
select photo from photos where id = ?
`
func (q *Queries) GetGunPhotoData(ctx context.Context, id int64) ([]byte, error) {
row := q.db.QueryRowContext(ctx, getGunPhotoData, id)
var photo []byte
err := row.Scan(&photo)
return photo, err
}
const getGunPhotos = `-- name: GetGunPhotos :many
SELECT id, filename from photos where gun_id = ?
`
type GetGunPhotosRow struct {
ID int64 `json:"id"`
Filename sql.NullString `json:"filename"`
}
func (q *Queries) GetGunPhotos(ctx context.Context, gunID sql.NullInt64) ([]GetGunPhotosRow, error) {
rows, err := q.db.QueryContext(ctx, getGunPhotos, gunID)
if err != nil {
return nil, err
}
defer rows.Close()
var items []GetGunPhotosRow
for rows.Next() {
var i GetGunPhotosRow
if err := rows.Scan(&i.ID, &i.Filename); 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 insertGun = `-- name: InsertGun :one
INSERT into guns
(make, model, serial_number, purchase_amount, value_amount, date_purchased, notes) VALUES
(?, ?, ?, ?, ?, ?, ?) returning id
`
type InsertGunParams struct {
Make sql.NullString `json:"make"`
Model sql.NullString `json:"model"`
SerialNumber sql.NullString `json:"serial_number"`
PurchaseAmount sql.NullInt64 `json:"purchase_amount"`
ValueAmount sql.NullInt64 `json:"value_amount"`
DatePurchased sql.NullString `json:"date_purchased"`
Notes sql.NullString `json:"notes"`
}
func (q *Queries) InsertGun(ctx context.Context, arg InsertGunParams) (int64, error) {
row := q.db.QueryRowContext(ctx, insertGun,
arg.Make,
arg.Model,
arg.SerialNumber,
arg.PurchaseAmount,
arg.ValueAmount,
arg.DatePurchased,
arg.Notes,
)
var id int64
err := row.Scan(&id)
return id, err
}

70
sql/guns.go
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@@ -1,70 +0,0 @@
package sql
import (
"database/sql"
"log"
)
func (dbClient *SqlDb) AllGuns() []Gun {
var guns []Gun
rows, _ := dbClient.db.Query("select guns.*, p.id, p.gun_id, p.filename from guns join photos p on guns.id = p.gun_id order by guns.id")
defer func(rows *sql.Rows) {
_ = rows.Close()
}(rows)
for rows.Next() {
i := Gun{}
p := Photo{}
err := rows.Scan(
&i.Id,
&i.Make,
&i.Model,
&i.SerialNumber,
&i.PurchaseAmount,
&i.ValueAmount,
&i.DatePurchased,
&i.Notes,
&p.Id,
&p.GunId,
&p.FileName,
)
if err != nil {
log.Fatal(err)
}
index := -1
for gunIndex, gun := range guns {
if gun.Id == i.Id {
index = gunIndex
continue
}
index = -1
}
if index == -1 {
guns = append(guns, i)
index = len(guns) - 1
}
guns[index].Photos = append(guns[index].Photos, p)
}
return guns
}
func (dbClient *SqlDb) GunById(id uint) (*Gun, error) {
var gun Gun
row, _ := dbClient.db.Query("select guns.*, p.id, p.gun_id, p.filename from guns join photos p on guns.id = p.gun_id where guns.id = ?", id)
err := row.Scan(gun)
if err != nil {
return nil, err
}
return &gun, nil
}

14
sql/photos.go
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@@ -1,14 +0,0 @@
package sql
func (dbClient *SqlDb) GetPhoto(id uint) string {
var photo string
row := dbClient.db.QueryRow("SELECT photo from photos where id = ?", id)
err := row.Scan(&photo)
if err != nil {
panic(err)
}
return photo
}

21
sql/query.sql Normal file
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@@ -0,0 +1,21 @@
-- name: GetGunById :one
SELECT guns.id as id, make, model, serial_number, purchase_amount, value_amount, date_purchased, notes
from guns
where guns.id = ?;
-- name: GetGunPhotos :many
SELECT id, filename from photos where gun_id = ?;
-- name: GetGunPhotoData :one
select photo from photos where id = ?;
-- name: GetAllGuns :many
SELECT id, make, model, value_amount
from guns
order by id desc;
-- name: InsertGun :one
INSERT into guns
(make, model, serial_number, purchase_amount, value_amount, date_purchased, notes) VALUES
(?, ?, ?, ?, ?, ?, ?) returning id

24
sql/schema.sql Normal file
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@@ -0,0 +1,24 @@
create table guns
(
id integer
constraint id
primary key autoincrement,
make text,
model text,
serial_number text,
purchase_amount integer,
value_amount integer,
date_purchased text,
notes text
);
create table photos
(
id integer
constraint id
primary key autoincrement,
gun_id integer,
photo blob,
filename text
);

10
sql/sqlc.yaml Normal file
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@@ -0,0 +1,10 @@
version: 2
sql:
- engine: "sqlite"
schema: "schema.sql"
queries: "query.sql"
gen:
go:
package: "db"
out: "db"
emit_json_tags: true

22
sql/types.go
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@@ -1,22 +0,0 @@
package sql
import "database/sql"
type Gun struct {
Id uint `json:"id"`
Make string `json:"make"`
Model string `json:"model"`
SerialNumber string `json:"serial_number"`
PurchaseAmount uint `json:"purchase_amount"`
ValueAmount uint `json:"value_amount"`
DatePurchased sql.NullString `json:"date_purchased"`
Notes sql.NullString `json:"notes"`
Photos []Photo `json:"photos"`
}
type Photo struct {
Id uint `json:"id"`
GunId uint `json:"gun_id"`
Photo string `json:"photo"`
FileName string `json:"file_name"`
}