Method landPayload

wxapp/junpinhui.js:345–353

(land)

  }

  landPayload(land) {
    const id = pickId(land);
    return {
      id,
      sorghum_id: id,
      member_sorghum_id: id,
      land_id: id,
    };
  }

  async harvestFarm(lands) {
    const candidates = lands.filter(isHarvestable);