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var path = require('path');
var rimraf = require('../util/rimraf');
var Q = require('q');
var Project = require('../core/Project');
var createLink = require('../util/createLink');
var defaultConfig = require('../config');
var relativeToBaseDir = require('../util/relativeToBaseDir');
function link(logger, name, localName, config) {
if (name) {
return linkTo(logger, name, localName, config);
} else {
return linkSelf(logger, config);
}
}
function linkSelf(logger, config) {
var project;
config = defaultConfig(config);
project = new Project(config, logger);
return project.getJson()
.then(function (json) {
var src = config.cwd;
var dst = path.join(config.storage.links, json.name);
// Delete previous link if any
return Q.nfcall(rimraf, dst)
// Link globally
.then(function () {
return createLink(src, dst);
})
.then(function () {
return {
src: src,
dst: dst
};
});
});
}
function linkTo(logger, name, localName, config) {
var src;
var dst;
var project;
config = defaultConfig(config);
project = new Project(config, logger);
localName = localName || name;
src = path.join(config.storage.links, name);
dst = path.join(relativeToBaseDir(config.cwd)(config.directory), localName);
// Delete destination folder if any
return Q.nfcall(rimraf, dst)
// Link locally
.then(function () {
return createLink(src, dst);
})
// Install linked package deps
.then(function () {
return project.update([localName]);
})
.then(function (installed) {
return {
src: src,
dst: dst,
installed: installed
};
});
}
// -------------------
link.readOptions = function (argv) {
var cli = require('../util/cli');
var options = cli.readOptions(argv);
var name = options.argv.remain[1];
var localName = options.argv.remain[2];
return [name, localName];
};
module.exports = link;
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