import { diskUtil } from '@sprucelabs/spruce-skill-utils'
import { test, assert } from '@sprucelabs/test-utils'
import ImportService from '../../services/ImportService'
import AbstractCliTest from '../../tests/AbstractCliTest'

export default class CachingImportsTest extends AbstractCliTest {
    private static importService: ImportService

    protected static async beforeAll() {
        await super.beforeAll()

        ImportService.setCacheDir(diskUtil.createRandomTempDir())
        this.importService = this.Service('import')

        ImportService.enableCaching()
    }

    @test()
    protected static async canTellIfFileChanged() {
        const test1Path = this.resolvePath('test1.js')
        diskUtil.writeFile(test1Path, 'module.exports = { hello: "world"}')

        await this.assertImportedCorrectly(test1Path, { hello: 'world' })

        diskUtil.writeFile(test1Path, 'module.exports = { foo: "bar"}')

        await this.assertImportedCorrectly(test1Path, { foo: 'bar' })
    }

    private static async assertImportedCorrectly(
        test1Path: string,
        expected: Record<string, any>
    ) {
        const contents = await this.importService.importAll(test1Path)
        assert.isEqualDeep(contents, expected)
    }

    @test()
    protected static async canTellIfRelatedFileChanges() {
        const test1Path = this.resolvePath('test1.js')
        diskUtil.writeFile(
            test1Path,
            'const value = require("./test2"); module.exports = { hello: value }'
        )

        const test2Path = this.resolvePath('test2.js')
        diskUtil.writeFile(test2Path, 'module.exports = "world"')

        await this.assertImportedCorrectly(test1Path, { hello: 'world' })

        diskUtil.writeFile(test2Path, 'module.exports = "bar"')
        await this.assertImportedCorrectly(test1Path, { hello: 'bar' })
    }

    @test()
    protected static async canTellIfFilesChangedInASkill() {
        await this.FeatureFixture().installFeatures(
            [
                {
                    code: 'skill',
                    options: {
                        name: 'file-change-skill',
                        description: 'It should be good',
                    },
                },
            ],
            'skills'
        )

        const test1Path = this.resolvePath('src/test1.ts')
        diskUtil.writeFile(
            test1Path,
            "import { value } from './test2'\nexport const wrapper = { hello: value }"
        )

        const test2Path = this.resolvePath('src/test2.ts')
        diskUtil.writeFile(test2Path, 'export const value = "world"')

        await this.assertImportedCorrectly(test1Path, {
            wrapper: { hello: 'world' },
        })

        diskUtil.writeFile(test2Path, 'export const value = "bar"')
        await this.assertImportedCorrectly(test1Path, {
            wrapper: { hello: 'bar' },
        })
    }
}