Amanda Sposito
6 years ago
committed by
Amanda Sposito
parent
1414a94973
commit
95de1ebcb0
@ -0,0 +1,189 @@ |
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defmodule Explorer.Chain.TokenTransferTest do |
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use Explorer.DataCase |
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import Explorer.Factory |
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alias Explorer.PagingOptions |
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alias Explorer.Chain.TokenTransfer |
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doctest Explorer.Chain.TokenTransfer |
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describe "fetch_token_transfers/2" do |
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test "returns token transfers for the given address" do |
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token_contract_address = insert(:contract_address) |
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transaction = |
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:transaction |
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|> insert() |
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|> with_block() |
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token = insert(:token, contract_address: token_contract_address) |
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token_transfer = |
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insert( |
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:token_transfer, |
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to_address: build(:address), |
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transaction: transaction, |
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token_contract_address: token_contract_address, |
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token: token |
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) |
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another_transfer = |
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insert( |
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:token_transfer, |
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to_address: build(:address), |
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transaction: transaction, |
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token_contract_address: token_contract_address, |
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token: token |
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) |
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|
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insert( |
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:token_transfer, |
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to_address: build(:address), |
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transaction: transaction, |
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token_contract_address: build(:address), |
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token: token |
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) |
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transfers_ids = |
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token_contract_address.hash |
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|> TokenTransfer.fetch_token_transfers_from_token_hash([]) |
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|> Enum.map(& &1.id) |
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assert transfers_ids == [another_transfer.id, token_transfer.id] |
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end |
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test "when there isn't token transfers won't show anything" do |
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token_contract_address = insert(:contract_address) |
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insert(:token, contract_address: token_contract_address) |
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transfers_ids = |
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token_contract_address.hash |
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|> TokenTransfer.fetch_token_transfers_from_token_hash([]) |
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|> Enum.map(& &1.id) |
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assert transfers_ids == [] |
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end |
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test "token transfers can be paginated" do |
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token_contract_address = insert(:contract_address) |
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transaction = |
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:transaction |
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|> insert() |
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|> with_block() |
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token = insert(:token) |
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second_page = |
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insert( |
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:token_transfer, |
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to_address: build(:address), |
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transaction: transaction, |
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token_contract_address: token_contract_address, |
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token: token |
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) |
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first_page = |
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insert( |
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:token_transfer, |
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to_address: build(:address), |
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transaction: transaction, |
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token_contract_address: token_contract_address, |
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token: token |
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) |
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paging_options = %PagingOptions{key: first_page.inserted_at, page_size: 1} |
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token_transfers_ids_paginated = |
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TokenTransfer.fetch_token_transfers_from_token_hash( |
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token_contract_address.hash, |
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paging_options: paging_options |
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) |
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|> Enum.map(& &1.id) |
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assert token_transfers_ids_paginated == [second_page.id] |
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end |
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end |
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describe "count_token_transfers/1" do |
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test "counts how many token transfers a token has" do |
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token_contract_address = insert(:contract_address) |
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transaction = |
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:transaction |
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|> insert() |
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|> with_block() |
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token = insert(:token) |
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insert( |
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:token_transfer, |
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to_address: build(:address), |
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transaction: transaction, |
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token_contract_address: token_contract_address, |
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token: token |
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) |
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|
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insert( |
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:token_transfer, |
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to_address: build(:address), |
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transaction: transaction, |
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token_contract_address: token_contract_address, |
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token: token |
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) |
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assert TokenTransfer.count_token_transfers_from_token_hash(token_contract_address.hash) == 2 |
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end |
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end |
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describe "count_addresses_in_transfers/1" do |
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test "counts how many unique addresses that appeared at `to` or `from`" do |
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token_contract_address = insert(:contract_address) |
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transaction = |
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:transaction |
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|> insert() |
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|> with_block() |
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john_address = insert(:address) |
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jane_address = insert(:address) |
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bob_address = insert(:address) |
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insert( |
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:token_transfer, |
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from_address: jane_address, |
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to_address: john_address, |
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transaction: transaction, |
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token_contract_address: token_contract_address |
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) |
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insert( |
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:token_transfer, |
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from_address: john_address, |
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to_address: jane_address, |
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transaction: transaction, |
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token_contract_address: token_contract_address |
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) |
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insert( |
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:token_transfer, |
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from_address: bob_address, |
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to_address: jane_address, |
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transaction: transaction, |
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token_contract_address: token_contract_address |
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) |
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insert( |
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:token_transfer, |
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from_address: jane_address, |
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to_address: bob_address, |
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transaction: transaction, |
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token_contract_address: token_contract_address |
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) |
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assert TokenTransfer.count_addresses_in_token_transfers_from_token_hash(token_contract_address.hash) == 3 |
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end |
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end |
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end |
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@ -1,10 +1,31 @@ |
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defmodule ExplorerWeb.TokenController do |
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use ExplorerWeb, :controller |
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def show(conn, %{"id" => id, "locale" => locale}) do |
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render( |
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conn, |
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"show.html" |
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) |
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alias Explorer.Chain |
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import ExplorerWeb.Chain, only: [split_list_by_page: 1, paging_options: 1, next_page_params: 3] |
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def show(conn, %{"id" => address_hash_string} = params) do |
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with {:ok, address_hash} <- Chain.string_to_address_hash(address_hash_string), |
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{:ok, token} <- Chain.token_from_address_hash(address_hash), |
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token_transfers <- Chain.fetch_token_transfers_from_token_hash(address_hash, paging_options(params)) do |
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{token_transfers_paginated, next_page} = split_list_by_page(token_transfers) |
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render( |
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conn, |
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"show.html", |
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transfers: token_transfers_paginated, |
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token: token, |
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total_token_transfers: Chain.count_token_transfers_from_token_hash(address_hash), |
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total_address_in_token_transfers: Chain.count_addresses_in_token_transfers_from_token_hash(address_hash), |
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next_page_params: next_page_params(next_page, token_transfers_paginated, params) |
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) |
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else |
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:error -> |
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not_found(conn) |
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{:error, :not_found} -> |
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not_found(conn) |
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end |
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end |
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end |
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@ -0,0 +1,48 @@ |
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<div class="tile tile-type-token fade-in mb-10"> |
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<div class="row"> |
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<div class="pl-5 col-md-2 d-flex flex-column align-items-left justify-content-start justify-content-lg-center"> |
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<span class="tile-label"><%= gettext "Token Transfer" %></span> |
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</div> |
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<div class="col-md-7 col-lg-8 d-flex flex-column"> |
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<p class="tile-title text-truncate"> |
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<%= render ExplorerWeb.TransactionView, "_link.html", locale: @locale, transaction_hash: @transfer.transaction_hash %> |
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</p> |
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<span> |
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<%= render ExplorerWeb.AddressView, |
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"_link.html", |
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address_hash: to_string(@transfer.from_address_hash), |
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contract: ExplorerWeb.AddressView.contract?(@transfer.from_address), |
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locale: @locale %> |
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→ |
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<%= render ExplorerWeb.AddressView, |
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"_link.html", |
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address_hash: to_string(@transfer.to_address_hash), |
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contract: ExplorerWeb.AddressView.contract?(@transfer.to_address), |
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locale: @locale %> |
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</span> |
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<span> |
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<span> |
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<%= token_transfer_amount(@transfer) %> <%= @transfer.token.symbol %></span> |
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</span> |
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</div> |
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<div class="p-4 col-md-2 col-lg-2 d-flex flex-row flex-md-column justify-content-start align-items-end text-md-right"> |
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<span class="ml-1 mr-sm-0 text-muted" data-from-now="<%= @transfer.transaction.block.timestamp %>"></span> |
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<span class="ml-2"> |
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<%= link( |
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gettext( |
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"Block #%{number}", |
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number: @transfer.transaction.block_number |
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), |
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class: "mr-2 mr-sm-0 text-muted", |
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to: block_path(ExplorerWeb.Endpoint, :show, @locale, @transfer.transaction.block_number) |
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) %> |
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</span> |
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</div> |
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</div> |
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</div> |
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@ -1,3 +1,9 @@ |
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defmodule ExplorerWeb.TokenView do |
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use ExplorerWeb, :view |
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def decimals?(nil), do: false |
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def decimals?(_), do: true |
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def token_name?(nil), do: false |
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def token_name?(_), do: true |
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end |
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