import * as types from 'constants/action_types'
import lbryuri from 'lbryuri'

const reducers = {}
const defaultState = {
}

reducers[types.RESOLVE_URI_COMPLETED] = function(state, action) {
  const {
    uri,
    certificate,
    claim,
  } = action.data

  const newClaims = Object.assign({}, state.claimsByUri)

  newClaims[uri] = claim

  //This needs a sanity boost...
  if (certificate !== undefined && claim === undefined) {
    const uriParts = lbryuri.parse(uri);
    // newChannelClaims[uri] = certificate
    if (claim === undefined) {
      newClaims[uri] = certificate
    }
  }

  return Object.assign({}, state, {
    claimsByUri: newClaims
  })
}

reducers[types.RESOLVE_URI_CANCELED] = function(state, action) {
  const uri = action.data.uri
  const newClaims = Object.assign({}, state.claimsByUri)
  delete newClaims[uri]
  return Object.assign({}, state, {
    claimsByUri: newClaims
  })
}


reducers[types.CLAIM_LIST_MINE_STARTED] = function(state, action) {
  return Object.assign({}, state, {
    isClaimListMinePending: true
  })
}

reducers[types.CLAIM_LIST_MINE_COMPLETED] = function(state, action) {
  const myClaims = Object.assign({}, state.myClaims)
  action.data.claims.forEach((claim) => {
    myClaims[claim.claim_id] = claim
  })
  return Object.assign({}, state, {
    isClaimListMinePending: false,
    myClaims: myClaims
  })
}

// reducers[types.FETCH_CHANNEL_CLAIMS_STARTED] = function(state, action) {
//   const {
//     uri,
//   } = action.data
//
//   const newClaims = Object.assign({}, state.claimsByChannel)
//
//   if (claims !== undefined) {
//     newClaims[uri] = claims
//   }
//
//   return Object.assign({}, state, {
//     claimsByChannel: newClaims
//   })
// }

reducers[types.FETCH_CHANNEL_CLAIMS_COMPLETED] = function(state, action) {
  const {
    uri,
    claims
  } = action.data

  const newClaims = Object.assign({}, state.claimsByChannel)

  if (claims !== undefined) {
    newClaims[uri] = claims
  }

  return Object.assign({}, state, {
    claimsByChannel: newClaims
  })
}

export default function reducer(state = defaultState, action) {
  const handler = reducers[action.type];
  if (handler) return handler(state, action);
  return state;
}