iphonebackuptools/tools/reports/calls_statistics.js

module.exports.name = 'calls_statistics'
module.exports.description = 'Get statistics about all calls'

// Specify this reporter requires a backup.
// The second parameter to func() is now a backup instead of the path to one.
module.exports.requiresBackup = true

// Specify this reporter supports the promises API for allowing chaining of reports.
module.exports.usesPromises = true

// You can also provide an array of functions instead of using `module.exports.func`.
// These functions *should* be independent ranges to ensure reliable execution
module.exports.functions = {
  '>=9.0': function (program, backup, resolve, reject) {
    // This function would be called for iOS 10+
    backup.getCallsStatistics()
      .then((items) => {
        var result = program.formatter.format(Object.entries(items[0]), {
          program: program,
          columns: {
            'Key': el => el[0] + '',
            'Value': el => el[1] + ''
          }
        })

        resolve(result)
      })
      .catch(reject)
  },
  '>=1.0,<9.0': function (program, backup, resolve, reject) {
    // This function would be called for all iOS 9.
    backup.getCallsStatisticsiOS7()
      .then((items) => {
        var result = program.formatter.format(items, {
          program: program,
          columns: {
            'Key': el => el.key + '',
            'Value': el => el.value + ''
          }
        })

        resolve(result)
      })
      .catch(reject)
  }
}