git ssb

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var pull = require('pull-stream')
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var paramap = require('pull-paramap')
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var u = require('./util')
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var getAbout = require('ssb-avatar')
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var PRs = require('ssb-pull-requests')
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exports.help = `
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Usage: git ssb prs [--all|--open|--closed] [<repo>]
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  List pull requests for a repo
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Arguments:
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  repo      id, url, or git remote name of the base repo.
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                default: 'origin' or 'ssb'
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Options:
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  --open    Show only open pull requests (default)
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  --closed  Show only closed pull-requests
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  --all     Show pull requests of all state
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`
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exports.fn = function (argv) {
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  if (argv._.length > 1) return u.help('pull-requests')
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  process.stderr.write('Loading pull requests...\r')
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  var headRepo = u.getRemote(argv._[0])
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  if (!headRepo) throw 'unable to find git-ssb head repo'
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  var open = u.issueStateBool(argv)
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  u.getSbot(argv, function (err, sbot) {
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    if (err) throw err
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    sbot.whoami(function (err, feed) {
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      if (err) throw err
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      pull(
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        PRs.init(sbot).list({
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          repo: headRepo,
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          open: open
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        }),
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        paramap(function (pr, cb) {
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          getAbout(sbot, feed.id, pr.author, function (err, authorAbout) {
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            pr.authorName = authorAbout.name
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            cb(err, pr)
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          })
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        }, 8),
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        pull.map(function (pr) {
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          var state = pr.open ? 'open' : 'closed'
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          return state + ' ' + pr.id + ' ' + '@' + pr.authorName + '\n' +
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            '  ssb://' + pr.headRepo + ':' + pr.headBranch + ' ' +
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            '→ ' + pr.baseBranch + '\n' +
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            '  ' + u.formatTitle(pr.text, 77) + '\n'
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        }),
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        pull.drain(function (line) {
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          console.log(line)
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        }, function (err) {
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          if (err) throw err
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          process.exit(0)
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        })
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      )
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    })
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  })
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}
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