mirror of
https://gitlab.com/pulsechaincom/erigon-pulse.git
synced 2024-12-23 04:03:49 +00:00
f91312dbdb
* Initial work on a graphql API * Added receipts, and more transaction fields. * Finish receipts, add logs * Add transactionCount to block * Add types and . * Update Block type to be compatible with ethql * Rename nonce to transactionCount in Account, to be compatible with ethql * Update transaction, receipt and log to match ethql * Add query operator, for a range of blocks * Added ommerCount to Block * Add transactionAt and ommerAt to Block * Added sendRawTransaction mutation * Add Call and EstimateGas to graphQL API * Refactored to use hexutil.Bytes instead of HexBytes * Replace BigNum with hexutil.Big * Refactor call and estimateGas to use ethapi struct type * Replace ethgraphql.Address with common.Address * Replace ethgraphql.Hash with common.Hash * Converted most quantities to Long instead of Int * Add support for logs * Fix bug in runFilter * Restructured Transaction to work primarily with headers, so uncle data is reported properly * Add gasPrice API * Add protocolVersion API * Add syncing API * Moved schema into its own source file * Move some single use args types into anonymous structs * Add doc-comments * Fixed backend fetching to use context * Added (very) basic tests * Add documentation to the graphql schema * Fix reversion for formatting of big numbers * Correct spelling error * s/BigInt/Long/ * Update common/types.go * Fixes in response to review * Fix lint error * Updated calls on private functions * Fix typo in graphql.go * Rollback ethapi breaking changes for graphql support Co-Authored-By: Arachnid <arachnid@notdot.net>
96 lines
3.1 KiB
Go
96 lines
3.1 KiB
Go
// The MIT License (MIT)
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//
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// Copyright (c) 2016 Muhammed Thanish
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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package graphql
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import (
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"bytes"
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"fmt"
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"net/http"
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)
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// GraphiQL is an in-browser IDE for exploring GraphiQL APIs.
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// This handler returns GraphiQL when requested.
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//
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// For more information, see https://github.com/graphql/graphiql.
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type GraphiQL struct{}
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func respond(w http.ResponseWriter, body []byte, code int) {
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w.Header().Set("Content-Type", "application/json; charset=utf-8")
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w.Header().Set("X-Content-Type-Options", "nosniff")
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w.WriteHeader(code)
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_, _ = w.Write(body)
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}
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func errorJSON(msg string) []byte {
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buf := bytes.Buffer{}
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fmt.Fprintf(&buf, `{"error": "%s"}`, msg)
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return buf.Bytes()
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}
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func (h GraphiQL) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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if r.Method != "GET" {
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respond(w, errorJSON("only GET requests are supported"), http.StatusMethodNotAllowed)
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return
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}
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w.Write(graphiql)
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}
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var graphiql = []byte(`
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<!DOCTYPE html>
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<html>
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<head>
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<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/graphiql/0.11.11/graphiql.css"/>
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<script src="https://cdnjs.cloudflare.com/ajax/libs/fetch/2.0.3/fetch.min.js"></script>
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<script src="https://cdnjs.cloudflare.com/ajax/libs/react/16.2.0/umd/react.production.min.js"></script>
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<script src="https://cdnjs.cloudflare.com/ajax/libs/react-dom/16.2.0/umd/react-dom.production.min.js"></script>
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<script src="https://cdnjs.cloudflare.com/ajax/libs/graphiql/0.11.11/graphiql.min.js"></script>
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</head>
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<body style="width: 100%; height: 100%; margin: 0; overflow: hidden;">
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<div id="graphiql" style="height: 100vh;">Loading...</div>
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<script>
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function fetchGQL(params) {
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return fetch("/graphql", {
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method: "post",
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body: JSON.stringify(params),
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credentials: "include",
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}).then(function (resp) {
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return resp.text();
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}).then(function (body) {
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try {
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return JSON.parse(body);
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} catch (error) {
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return body;
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}
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});
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}
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ReactDOM.render(
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React.createElement(GraphiQL, {fetcher: fetchGQL}),
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document.getElementById("graphiql")
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)
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</script>
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</body>
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</html>
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`)
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