/*
import {repositories.language} from './repository-language';
import {repositories.type} from './repository-type';
import {repositories.tag} from './repository-tag';
import {repositories.concept} from './repository-concept';
 */


function syntaxerror() : void
{
	console.error("-- wrong syntax");
	process.exit(1);
}


/**
 */
async function main(args : Array<string>) : Promise<void>
{
	const command : string = args.shift();
	switch (command)
	{
		case "setup":
		{
			await repositories.language.setup();
			await repositories.type.setup();
			await repositories.tag.setup();
			await repositories.expression.setup();
			await repositories.concept.setup();
			process.exit(0);
			break;
		}
		case "run":
		{
			const server : lib_server.class_server = new lib_server.class_server
			(
				7777,
				ns_server.query_http_raw
			);
			server.start();
			break;
		}
		case "show":
		{
			const concept_id = parseInt(args.shift());
			const exposal : services.concept.type_exposal = await services.concept.expose(concept_id);
			console.info(helpers.json.encode_extended(exposal, true, 0));
			process.exit(0);
			break;
		}
		case "translate":
		{
			const language_from : string = args.shift();
			const language_to : string = args.shift();
			const part : string = args.join(" "); args = [];
			const result = await services.concept.get_translations
			(
				language_from,
				language_to,
				part
			);
			result.forEach
			(
				(entry) =>
				{
					console.info
					(
						helpers.string.coin
						(
							"[{{language_from}}] {{value_from}} ~ [{{language_to}}] {{value_to}}",
							{
								"language_from": entry["language_from"],
								"value_from": entry["value_from"],
								"language_to": entry["language_to"],
								"value_to": entry["value_to"],
							}
						)
					);
				}
			);
			process.exit(0);
			break;
		}
		case "export":
		{
			const directory : string = ((args.length >= 1) ? args.shift() : "/tmp");
			const result : Array<services.concept.type_exposal> = await services.concept.export_();
			const digits : int = 3;
			for (const exposal of result)
			{
				const path : string = helpers.string.coin
				(
					"{{directory}}/concept_{{id}}.json",
					{
						"directory": directory,
						"id": helpers.string.pad_left(exposal.id.toFixed(0), digits, "0"),
					}
				);
				delete exposal.id;
				const content : string = helpers.json.encode_extended(exposal, true, 0);
				await helpers.file.write(path, content);
				// console.info(path);
			}
			console.info(directory);
			process.exit(0);
			break;
		}
		case "search":
		{
			const part : string = args.join(" "); args = [];
			const result : Array<services.concept.type_exposal> = await services.concept.search(part);
			result.forEach
			(
				(entry) =>
				{
					console.info
					(
						helpers.string.coin
						(
							"{{id}} | {{type}} | {{description}} | {{tags}} | {{expressions}}",
							{
								"id": entry["id"].toFixed(),
								"type": entry["type"],
								"description": (entry["description"] || '-'),
								"tags": entry["tags"].join(","),
								"expressions": (
									() =>
									{
										let parts : Array<string> = [];
										for (const [key, value] of Object.entries(entry["expressions"]))
										{
											parts.push(key + ":" + value.join("/"));
										}
										return parts.join(",");
									}
								) (),
							}
						)
					);
				}
			);
			process.exit(0);
			break;
		}
		case "feed":
		{
			const content : string = await helpers.misc.stdin();
			const data : any = JSON.parse(content);
			const concept_thing : any = data;
			const concept_id : int = await services.concept.suck(concept_thing);
			console.info(concept_id);
			process.exit(0);
			break;
		}
		case "add":
		{
			if (args.length < 1)
			{
				syntaxerror();
			}
			else
			{
				/*
				SYNOPSIS
					add <type> [-d <description>] [-t <tag>] [-t <tag>] … [-e <language>:<value>] [-e <language>:<value>] _
				
				OPTIONS
					<type>
					-d <description> | --description=<description>
					-t <tag> | --tag=<tag>
					-e <language>:<value> | --expression=<language>:<value>
				 */
				const concept_thing : {type ?: string; description : null|string; tags : Array<string>; expressions : {[language : string] : Array<string>};} = {
					"type": undefined,
					"description": null,
					"tags": [],
					"expressions": {},
				};
				let positional : {list : Array<string>; index : int;} = {
					"list": ["type"],
					"index": 0,
				};
				while (args.length > 0)
				{
					const arg : string = args.shift();
					switch (arg)
					{
						case "-h":
						{
							console.info("add <type> [-d <description>] [-t <tag>] [-t <tag>] … [-e <language>:<value>] [-e <language>:<value>] _");
							process.exit(0);
							break;
						}
						case "-d":
						{
							concept_thing["description"] = args.shift();
							break;
						}
						case "-t":
						{
							concept_thing["tags"].push(args.shift());
							break;
						}
						case "-e":
						{
							const [language, value] : Array<string> = args.shift().split(":", 2);
							if (! concept_thing["expressions"].hasOwnProperty(language)) {
								concept_thing["expressions"][language] = [];
							}
							concept_thing["expressions"][language].push(value);
							break;
						}
						default:
						{
							if (positional.index < positional.list.length) {
								concept_thing[positional.list[positional.index]] = arg;
								positional.index += 1;
							}
							else {
								throw (new Error("unexpected: " + arg));
							}
							break;
						}
					}
				}
// console.info(helpers.json.encode_extended(concept_thing, true, 0));
				const concept_id : int = await services.concept.suck(concept_thing);
				console.info(concept_id);
				process.exit(0);
			}
			break;
		}
		case "set":
		{
			if (args.length < 1)
			{
				syntaxerror();
			}
			else
			{
				const concept_id : int = parseInt(args.shift());
			}
		}
		default:
		{
			console.error("unhandled command: " + command);
			process.exit(1);
			break;
		}
	}
}


main(process.argv.slice(2))
.catch
(
	(error) =>
	{
		console.error(error.toString());
	}
);