// Copyright (c) 2016, 2018, 2024, Oracle and/or its affiliates.  All rights reserved.
// This software is dual-licensed to you under the Universal Permissive License (UPL) 1.0 as shown at https://oss.oracle.com/licenses/upl or Apache License 2.0 as shown at http://www.apache.org/licenses/LICENSE-2.0. You may choose either license.
// Code generated. DO NOT EDIT.

// Database Management API
//
// Use the Database Management API to monitor and manage resources such as
// Oracle Databases, MySQL Databases, and External Database Systems.
// For more information, see Database Management (https://docs.cloud.oracle.com/iaas/database-management/home.htm).
//

package databasemanagement

import (
	"encoding/json"
	"fmt"
	"github.com/oracle/oci-go-sdk/v65/common"
	"strings"
)

// ChangeDatabaseParametersDetails The details required to change database parameter values.
// It takes either credentials or databaseCredential. It's recommended to provide databaseCredential
type ChangeDatabaseParametersDetails struct {

	// The clause used to specify when the parameter change takes effect.
	// Use `MEMORY` to make the change in memory and affect it immediately.
	// Use `SPFILE` to make the change in the server parameter file. The
	// change takes effect when the database is next shut down and started
	// up again. Use `BOTH` to make the change in memory and in the server
	// parameter file. The change takes effect immediately and persists
	// after the database is shut down and started up again.
	Scope ParameterScopeEnum `mandatory:"true" json:"scope"`

	// A list of database parameters and their values.
	Parameters []ChangeDatabaseParameterDetails `mandatory:"true" json:"parameters"`

	Credentials *DatabaseCredentials `mandatory:"false" json:"credentials"`

	DatabaseCredential DatabaseCredentialDetails `mandatory:"false" json:"databaseCredential"`
}

func (m ChangeDatabaseParametersDetails) String() string {
	return common.PointerString(m)
}

// ValidateEnumValue returns an error when providing an unsupported enum value
// This function is being called during constructing API request process
// Not recommended for calling this function directly
func (m ChangeDatabaseParametersDetails) ValidateEnumValue() (bool, error) {
	errMessage := []string{}
	if _, ok := GetMappingParameterScopeEnum(string(m.Scope)); !ok && m.Scope != "" {
		errMessage = append(errMessage, fmt.Sprintf("unsupported enum value for Scope: %s. Supported values are: %s.", m.Scope, strings.Join(GetParameterScopeEnumStringValues(), ",")))
	}

	if len(errMessage) > 0 {
		return true, fmt.Errorf(strings.Join(errMessage, "\n"))
	}
	return false, nil
}

// UnmarshalJSON unmarshals from json
func (m *ChangeDatabaseParametersDetails) UnmarshalJSON(data []byte) (e error) {
	model := struct {
		Credentials        *DatabaseCredentials             `json:"credentials"`
		DatabaseCredential databasecredentialdetails        `json:"databaseCredential"`
		Scope              ParameterScopeEnum               `json:"scope"`
		Parameters         []ChangeDatabaseParameterDetails `json:"parameters"`
	}{}

	e = json.Unmarshal(data, &model)
	if e != nil {
		return
	}
	var nn interface{}
	m.Credentials = model.Credentials

	nn, e = model.DatabaseCredential.UnmarshalPolymorphicJSON(model.DatabaseCredential.JsonData)
	if e != nil {
		return
	}
	if nn != nil {
		m.DatabaseCredential = nn.(DatabaseCredentialDetails)
	} else {
		m.DatabaseCredential = nil
	}

	m.Scope = model.Scope

	m.Parameters = make([]ChangeDatabaseParameterDetails, len(model.Parameters))
	copy(m.Parameters, model.Parameters)
	return
}
