import {Directive, OptionDefinition} from '../Directive'
import {Inject, Injectable} from '../../di'
import {Routing} from '../../service/Routing'
import Table = require('cli-table')

@Injectable()
export class RouteDirective extends Directive {
    @Inject()
    protected readonly routing!: Routing

    getDescription(): string {
        return 'Get information about a specific route'
    }

    getKeywords(): string | string[] {
        return ['route']
    }

    getOptions(): OptionDefinition[] {
        return [
            '{route} | the path of the route',
            '--method -m {value} | the HTTP method of the route',
        ]
    }

    async handle(): Promise<void> {
        const method: string | undefined = this.option('method')
            ?.toLowerCase()
            ?.trim()

        const route: string = this.option('route')
            .toLowerCase()
            .trim()

        /* this.routing.getCompiled()
            .filter(match => match.getRoute().trim() === route && (!method || match.getMethod() === method))
            .tap(matches => {
                if ( !matches.length ) {
                    this.error('No matching routes found. (Use `./ex routes` to list)')
                    process.exitCode = 1
                }
            })
            .each(match => {
                const pre = match.getPreflight()
                    .map<[string, string]>(ware => [ware.stage, this.handlerToString(ware.handler)])

                const post = match.getMiddlewares()
                    .where('stage', '=', 'post')
                    .map<[string, string]>(ware => [ware.stage, this.handlerToString(ware.handler)])

                const maxLen = match.getMiddlewares().max(ware => this.handlerToString(ware.handler).length)

                const table = new Table({
                    head: ['Stage', 'Handler'],
                    colWidths: [10, Math.max(maxLen, match.getDisplayableHandler().length) + 2],
                })

                table.push(...pre.toArray())
                table.push(['handler', match.getDisplayableHandler()])
                table.push(...post.toArray())

                this.info(`\nRoute: ${match}\n\n${table}`)
            })*/
    }
}