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var path = require('path');
var mout = require('mout');
var Q = require('q');
var Project = require('../core/Project');
var semver = require('../util/semver');
var defaultConfig = require('../config');
function list(logger, options, config) {
var project;
options = options || {};
// Make relative option true by default when used with paths
if (options.paths && options.relative == null) {
options.relative = true;
}
config = defaultConfig(config);
project = new Project(config, logger);
return project.getTree(options)
.spread(function (tree, flattened) {
// Relativize paths
// Also normalize paths on windows
project.walkTree(tree, function (node) {
if (node.missing) {
return;
}
if (options.relative) {
node.canonicalDir = path.relative(config.cwd, node.canonicalDir);
}
if (options.paths) {
node.canonicalDir = normalize(node.canonicalDir);
}
}, true);
// Note that we need to to parse the flattened tree because it might
// contain additional packages
mout.object.forOwn(flattened, function (node) {
if (node.missing) {
return;
}
if (options.relative) {
node.canonicalDir = path.relative(config.cwd, node.canonicalDir);
}
if (options.paths) {
node.canonicalDir = normalize(node.canonicalDir);
}
});
// Render paths?
if (options.paths) {
return paths(flattened);
}
// Do not check for new versions?
if (config.offline) {
return tree;
}
// Check for new versions
return checkVersions(project, tree, logger)
.then(function () {
return tree;
});
});
}
function checkVersions(project, tree, logger) {
var promises;
var nodes = [];
var repository = project.getPackageRepository();
// Gather all nodes, ignoring linked nodes
project.walkTree(tree, function (node) {
if (!node.linked) {
nodes.push(node);
}
}, true);
if (nodes.length) {
logger.info('check-new', 'Checking for new versions of the project dependencies...');
}
// Check for new versions for each node
promises = nodes.map(function (node) {
var target = node.endpoint.target;
return repository.versions(node.endpoint.source)
.then(function (versions) {
node.versions = versions;
// Do not check if node's target is not a valid semver one
if (versions.length && semver.validRange(target)) {
node.update = {
target: semver.maxSatisfying(versions, target),
latest: semver.maxSatisfying(versions, '*')
};
}
});
});
// Set the versions also for the root node
tree.versions = [];
return Q.all(promises);
}
function paths(flattened) {
var ret = {};
mout.object.forOwn(flattened, function (pkg, name) {
var main;
if (pkg.missing) {
return;
}
main = pkg.pkgMeta.main;
// If no main was specified, fallback to canonical dir
if (!main) {
ret[name] = pkg.canonicalDir;
return;
}
// Normalize main
if (typeof main === 'string') {
main = [main];
}
// Concatenate each main entry with the canonical dir
main = main.map(function (part) {
return normalize(path.join(pkg.canonicalDir, part).trim());
});
// If only one main file, use a string
// Otherwise use an array
ret[name] = main.length === 1 ? main[0] : main;
});
return ret;
}
function normalize(src) {
return src.replace(/\\/g, '/');
}
// -------------------
list.readOptions = function (argv) {
var cli = require('../util/cli');
var options = cli.readOptions({
'paths': { type: Boolean, shorthand: 'p' },
'relative': { type: Boolean, shorthand: 'r' }
}, argv);
delete options.argv;
return [options];
};
module.exports = list;
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