78 lines
1.3 KiB
Go
78 lines
1.3 KiB
Go
package devicemngt
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import (
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"errors"
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"fmt"
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"git.selly.red/Selly-Modules/postgresql"
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"github.com/Masterminds/squirrel"
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"github.com/jmoiron/sqlx"
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)
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// PostgreSQLConfig ...
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type PostgreSQLConfig struct {
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Host, User, Password, DBName, Port, SSLMode string
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}
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// Config ...
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type Config struct {
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// PostgreSQL config, for save documents
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PostgreSQL PostgreSQLConfig
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}
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// Service ...
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type Service struct {
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Config
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DB *sqlx.DB
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Builder squirrel.StatementBuilderType
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}
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var s *Service
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// NewInstance ...
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func NewInstance(config Config) error {
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if config.PostgreSQL.Host == "" {
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return errors.New("please provide all necessary information: source, postgresql")
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}
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// Connect PG
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err := postgresql.Connect(
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config.PostgreSQL.Host,
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config.PostgreSQL.User,
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config.PostgreSQL.Password,
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config.PostgreSQL.DBName,
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config.PostgreSQL.Port,
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config.PostgreSQL.SSLMode,
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)
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if err != nil {
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fmt.Println("Cannot init module DEVICE MANAGEMENT", err)
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return err
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}
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s = &Service{
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Config: config,
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DB: postgresql.GetSqlxInstance(),
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Builder: postgresql.GetStmBuilder(),
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}
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// Create schema
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schemaContent := fmt.Sprintf(`
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%s
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`,
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DeviceManagementSchema,
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)
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if _, err = s.DB.MustExec(schemaContent).RowsAffected(); err != nil {
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panic(err)
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}
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// TODO: Index db
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return nil
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}
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// GetInstance ...
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func GetInstance() *Service {
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return s
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}
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