gistfile1.txt

case "STORE_MATCH_DATA":
      {
        let bouts = Object.assign([], action.payload.matches)
        bouts = bouts.filter(item => !item.resultStored && item.simulated)

        bouts.forEach(bout => {
          const winningTeamId = bouts.wrestlers.find(item => item.winner)
          const losingTeamId = bouts.wrestlers.find(item => item.loser)

          if (winningTeamId && losingTeamId) {
            let updateIndexes

            updateIndexes = bouts.wrestlers.reduce((prev, curr) => {
              return prev.concat({winner: state.findIndex(item => item.id === curr.id))
            }, [])
            updateIndexes = updateIndexes.concat(
              bouts.wrestlers.reduce((prev, curr) => {
                return prev.concat({ winner: false, state.findIndex(item => item.id === curr.id)})
              }, [])
            )

            winnersIndex.forEach(index => {
              state.updateIn([index], item => new Model(item))
            })
          }
        })
      }
      break