// SPDX-License-Identifier: Apache-2.0

import {type SchemaMigration} from '../../api/schema-migration.js';
import {VersionRange} from '../../../../../business/utils/version-range.js';
import {SemanticVersion} from '../../../../../business/utils/semantic-version.js';
import {IllegalArgumentError} from '../../../../../business/errors/illegal-argument-error.js';
import {InvalidSchemaVersionError} from '../../api/invalid-schema-version-error.js';
import {type TssSchema} from '../../../model/solo/tss-schema.js';
import {type HelmChartSchema} from '../../../model/common/helm-chart-schema.js';

export class SoloConfigV1Migration implements SchemaMigration {
  public get range(): VersionRange<number> {
    return VersionRange.fromIntegerVersion(0);
  }

  public get version(): SemanticVersion<number> {
    return new SemanticVersion(1);
  }

  public migrate(source: object): Promise<object> {
    if (!source) {
      // We should never pass null or undefined to this method, if this happens we should throw an error
      throw new IllegalArgumentError('source must not be null or undefined');
    }

    const clone: any = structuredClone(source);

    if (clone.schemaVersion && clone.schemaVersion !== 0) {
      // this case should never happen considering the field was not present in version 0 and should default to zero
      // during this migration
      throw new InvalidSchemaVersionError(clone.schemaVersion, 0);
    }

    // Set the schema version to the new version
    clone.schemaVersion = this.version.major;

    clone.helmChart ||= this.getNewHelmChartObject();
    clone.ingressControllerHelmChart ||= this.getNewHelmChartObject();
    clone.clusterSetupHelmChart ||= this.getNewHelmChartObject();
    clone.certManagerHelmChart ||= this.getNewHelmChartObject();
    clone.tss ||= this.getNewTssObject();

    return clone;
  }

  private getNewTssObject(): TssSchema {
    return {
      messageSizeSoftLimitBytes: 4_194_304,
      messageSizeHardLimitBytes: 37_748_736,
      timeoutAfterReadySeconds: 10,
      readyMaxAttempts: 60,
      readyBackoffSeconds: 3,
      wraps: {
        artifactsFolderName: 'wraps-v0.2.0',
        directoryName: 'wraps-v0.2.0',
        allowedKeyFiles: 'decider_pp.bin,decider_vp.bin,nova_pp.bin,nova_vp.bin',
        // IMPORTANT: libraryDownloadUrl must be kept consistent with directoryName.
        libraryDownloadUrl: 'https://builds.hedera.com/tss/hiero/wraps/v0.2/wraps-v0.2.0.tar.gz',
      },
    };
  }

  private getNewHelmChartObject(): HelmChartSchema {
    return {
      name: undefined,
      namespace: undefined,
      release: undefined,
      repository: undefined,
      directory: undefined,
      version: undefined,
      labelSelector: undefined,
      containerName: undefined,
      ingressClassName: undefined,
      ingressControllerName: undefined,
      ingressControllerPrefix: undefined,
    };
  }
}