feat: connect to db

backend/database/database.go

@@ -0,0 +1,59 @@
+package database
+
+import (
+	"database/sql"
+	"embed"
+	"sync"
+
+	"git.ipao.vip/rogeecn/mp-qvyun/conf"
+	"github.com/gofiber/fiber/v3/log"
+	_ "github.com/lib/pq"
+	"github.com/pkg/errors"
+)
+
+//go:embed migrations/*
+var MigrationFS embed.FS
+
+var (
+	mutex sync.Mutex
+	db    *sql.DB
+)
+
+func Close() error {
+	if db == nil {
+		return nil
+	}
+	return db.Close()
+}
+
+func GetDB(config conf.Database) (*sql.DB, error) {
+	mutex.Lock()
+	defer mutex.Unlock()
+
+	if db != nil {
+		return db, nil
+	}
+
+	once := sync.OnceValues(func() (*sql.DB, error) {
+		log.Debugf("connect postgres with dsn: '%s'", config.DSN())
+		db, err := sql.Open("postgres", config.DSN())
+		if err != nil {
+			return nil, errors.Wrap(err, "connect database")
+		}
+
+		if err := db.Ping(); err != nil {
+			db.Close()
+			return nil, errors.Wrap(err, "ping database")
+		}
+
+		return db, err
+	})
+
+	var err error
+	db, err = once()
+	if err != nil {
+		return nil, err
+	}
+
+	return db, err
+}

backend/database/migrations/20241128075611_init.sql

@@ -0,0 +1,9 @@
+-- +goose Up
+-- +goose StatementBegin
+SELECT 'up SQL query';
+-- +goose StatementEnd
+
+-- +goose Down
+-- +goose StatementBegin
+SELECT 'down SQL query';
+-- +goose StatementEnd

backend/database/telegram_resource/public/model/channel_messages.go

@@ -0,0 +1,25 @@
+//
+// Code generated by go-jet DO NOT EDIT.
+//
+// WARNING: Changes to this file may cause incorrect behavior
+// and will be lost if the code is regenerated
+//
+
+package model
+
+import (
+	"time"
+)
+
+type ChannelMessages struct {
+	ID          int64 `sql:"primary_key"`
+	ChannelID   int64
+	UUID        int64
+	Content     *string
+	Media       string
+	PublishedAt time.Time
+	CreatedAt   time.Time
+	GroupID     int64
+	Published   bool
+	Favorite    bool
+}

backend/database/telegram_resource/public/model/channels.go

@@ -0,0 +1,24 @@
+//
+// Code generated by go-jet DO NOT EDIT.
+//
+// WARNING: Changes to this file may cause incorrect behavior
+// and will be lost if the code is regenerated
+//
+
+package model
+
+import (
+	"time"
+)
+
+type Channels struct {
+	ID          int64 `sql:"primary_key"`
+	UUID        int64
+	Username    string
+	Title       string
+	CreatedAt   *time.Time
+	UpdatedAt   *time.Time
+	Offset      int64
+	MinID       int64
+	ExportMedia bool
+}

backend/database/telegram_resource/public/table/channel_messages.go

@@ -0,0 +1,102 @@
+//
+// Code generated by go-jet DO NOT EDIT.
+//
+// WARNING: Changes to this file may cause incorrect behavior
+// and will be lost if the code is regenerated
+//
+
+package table
+
+import (
+	"github.com/go-jet/jet/v2/postgres"
+)
+
+var ChannelMessages = newChannelMessagesTable("public", "channel_messages", "")
+
+type channelMessagesTable struct {
+	postgres.Table
+
+	// Columns
+	ID          postgres.ColumnInteger
+	ChannelID   postgres.ColumnInteger
+	UUID        postgres.ColumnInteger
+	Content     postgres.ColumnString
+	Media       postgres.ColumnString
+	PublishedAt postgres.ColumnTimestampz
+	CreatedAt   postgres.ColumnTimestampz
+	GroupID     postgres.ColumnInteger
+	Published   postgres.ColumnBool
+	Favorite    postgres.ColumnBool
+
+	AllColumns     postgres.ColumnList
+	MutableColumns postgres.ColumnList
+}
+
+type ChannelMessagesTable struct {
+	channelMessagesTable
+
+	EXCLUDED channelMessagesTable
+}
+
+// AS creates new ChannelMessagesTable with assigned alias
+func (a ChannelMessagesTable) AS(alias string) *ChannelMessagesTable {
+	return newChannelMessagesTable(a.SchemaName(), a.TableName(), alias)
+}
+
+// Schema creates new ChannelMessagesTable with assigned schema name
+func (a ChannelMessagesTable) FromSchema(schemaName string) *ChannelMessagesTable {
+	return newChannelMessagesTable(schemaName, a.TableName(), a.Alias())
+}
+
+// WithPrefix creates new ChannelMessagesTable with assigned table prefix
+func (a ChannelMessagesTable) WithPrefix(prefix string) *ChannelMessagesTable {
+	return newChannelMessagesTable(a.SchemaName(), prefix+a.TableName(), a.TableName())
+}
+
+// WithSuffix creates new ChannelMessagesTable with assigned table suffix
+func (a ChannelMessagesTable) WithSuffix(suffix string) *ChannelMessagesTable {
+	return newChannelMessagesTable(a.SchemaName(), a.TableName()+suffix, a.TableName())
+}
+
+func newChannelMessagesTable(schemaName, tableName, alias string) *ChannelMessagesTable {
+	return &ChannelMessagesTable{
+		channelMessagesTable: newChannelMessagesTableImpl(schemaName, tableName, alias),
+		EXCLUDED:             newChannelMessagesTableImpl("", "excluded", ""),
+	}
+}
+
+func newChannelMessagesTableImpl(schemaName, tableName, alias string) channelMessagesTable {
+	var (
+		IDColumn          = postgres.IntegerColumn("id")
+		ChannelIDColumn   = postgres.IntegerColumn("channel_id")
+		UUIDColumn        = postgres.IntegerColumn("uuid")
+		ContentColumn     = postgres.StringColumn("content")
+		MediaColumn       = postgres.StringColumn("media")
+		PublishedAtColumn = postgres.TimestampzColumn("published_at")
+		CreatedAtColumn   = postgres.TimestampzColumn("created_at")
+		GroupIDColumn     = postgres.IntegerColumn("group_id")
+		PublishedColumn   = postgres.BoolColumn("published")
+		FavoriteColumn    = postgres.BoolColumn("favorite")
+		allColumns        = postgres.ColumnList{IDColumn, ChannelIDColumn, UUIDColumn, ContentColumn, MediaColumn, PublishedAtColumn, CreatedAtColumn, GroupIDColumn, PublishedColumn, FavoriteColumn}
+		mutableColumns    = postgres.ColumnList{ChannelIDColumn, UUIDColumn, ContentColumn, MediaColumn, PublishedAtColumn, CreatedAtColumn, GroupIDColumn, PublishedColumn, FavoriteColumn}
+	)
+
+	return channelMessagesTable{
+		Table: postgres.NewTable(schemaName, tableName, alias, allColumns...),
+
+		//Columns
+		ID:          IDColumn,
+		ChannelID:   ChannelIDColumn,
+		UUID:        UUIDColumn,
+		Content:     ContentColumn,
+		Media:       MediaColumn,
+		PublishedAt: PublishedAtColumn,
+		CreatedAt:   CreatedAtColumn,
+		GroupID:     GroupIDColumn,
+		Published:   PublishedColumn,
+		Favorite:    FavoriteColumn,
+
+		AllColumns:     allColumns,
+		MutableColumns: mutableColumns,
+	}
+}

backend/database/telegram_resource/public/table/channels.go

@@ -0,0 +1,99 @@
+//
+// Code generated by go-jet DO NOT EDIT.
+//
+// WARNING: Changes to this file may cause incorrect behavior
+// and will be lost if the code is regenerated
+//
+
+package table
+
+import (
+	"github.com/go-jet/jet/v2/postgres"
+)
+
+var Channels = newChannelsTable("public", "channels", "")
+
+type channelsTable struct {
+	postgres.Table
+
+	// Columns
+	ID          postgres.ColumnInteger
+	UUID        postgres.ColumnInteger
+	Username    postgres.ColumnString
+	Title       postgres.ColumnString
+	CreatedAt   postgres.ColumnTimestampz
+	UpdatedAt   postgres.ColumnTimestampz
+	Offset      postgres.ColumnInteger
+	MinID       postgres.ColumnInteger
+	ExportMedia postgres.ColumnBool
+
+	AllColumns     postgres.ColumnList
+	MutableColumns postgres.ColumnList
+}
+
+type ChannelsTable struct {
+	channelsTable
+
+	EXCLUDED channelsTable
+}
+
+// AS creates new ChannelsTable with assigned alias
+func (a ChannelsTable) AS(alias string) *ChannelsTable {
+	return newChannelsTable(a.SchemaName(), a.TableName(), alias)
+}
+
+// Schema creates new ChannelsTable with assigned schema name
+func (a ChannelsTable) FromSchema(schemaName string) *ChannelsTable {
+	return newChannelsTable(schemaName, a.TableName(), a.Alias())
+}
+
+// WithPrefix creates new ChannelsTable with assigned table prefix
+func (a ChannelsTable) WithPrefix(prefix string) *ChannelsTable {
+	return newChannelsTable(a.SchemaName(), prefix+a.TableName(), a.TableName())
+}
+
+// WithSuffix creates new ChannelsTable with assigned table suffix
+func (a ChannelsTable) WithSuffix(suffix string) *ChannelsTable {
+	return newChannelsTable(a.SchemaName(), a.TableName()+suffix, a.TableName())
+}
+
+func newChannelsTable(schemaName, tableName, alias string) *ChannelsTable {
+	return &ChannelsTable{
+		channelsTable: newChannelsTableImpl(schemaName, tableName, alias),
+		EXCLUDED:      newChannelsTableImpl("", "excluded", ""),
+	}
+}
+
+func newChannelsTableImpl(schemaName, tableName, alias string) channelsTable {
+	var (
+		IDColumn          = postgres.IntegerColumn("id")
+		UUIDColumn        = postgres.IntegerColumn("uuid")
+		UsernameColumn    = postgres.StringColumn("username")
+		TitleColumn       = postgres.StringColumn("title")
+		CreatedAtColumn   = postgres.TimestampzColumn("created_at")
+		UpdatedAtColumn   = postgres.TimestampzColumn("updated_at")
+		OffsetColumn      = postgres.IntegerColumn("offset")
+		MinIDColumn       = postgres.IntegerColumn("min_id")
+		ExportMediaColumn = postgres.BoolColumn("export_media")
+		allColumns        = postgres.ColumnList{IDColumn, UUIDColumn, UsernameColumn, TitleColumn, CreatedAtColumn, UpdatedAtColumn, OffsetColumn, MinIDColumn, ExportMediaColumn}
+		mutableColumns    = postgres.ColumnList{UUIDColumn, UsernameColumn, TitleColumn, CreatedAtColumn, UpdatedAtColumn, OffsetColumn, MinIDColumn, ExportMediaColumn}
+	)
+
+	return channelsTable{
+		Table: postgres.NewTable(schemaName, tableName, alias, allColumns...),
+
+		//Columns
+		ID:          IDColumn,
+		UUID:        UUIDColumn,
+		Username:    UsernameColumn,
+		Title:       TitleColumn,
+		CreatedAt:   CreatedAtColumn,
+		UpdatedAt:   UpdatedAtColumn,
+		Offset:      OffsetColumn,
+		MinID:       MinIDColumn,
+		ExportMedia: ExportMediaColumn,
+
+		AllColumns:     allColumns,
+		MutableColumns: mutableColumns,
+	}
+}

backend/database/telegram_resource/public/table/table_use_schema.go

@@ -0,0 +1,15 @@
+//
+// Code generated by go-jet DO NOT EDIT.
+//
+// WARNING: Changes to this file may cause incorrect behavior
+// and will be lost if the code is regenerated
+//
+
+package table
+
+// UseSchema sets a new schema name for all generated table SQL builder types. It is recommended to invoke
+// this method only once at the beginning of the program.
+func UseSchema(schema string) {
+	ChannelMessages = ChannelMessages.FromSchema(schema)
+	Channels = Channels.FromSchema(schema)
+}