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@ -3,6 +3,11 @@ package main
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import (
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"fmt"
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"errors"
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"io"
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"net/http"
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"github.com/graphql-go/graphql"
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"github.com/graphql-go/handler"
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)
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type EventManager struct {
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@ -11,6 +16,96 @@ type EventManager struct {
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aborts []chan error
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}
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graphiql_string := `
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<!--
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* Copyright (c) 2021 GraphQL Contributors
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* All rights reserved.
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*
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* This source code is licensed under the license found in the
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* LICENSE file in the root directory of this source tree.
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-->
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>GraphiQL</title>
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<style>
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body {
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height: 100%;
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margin: 0;
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width: 100%;
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overflow: hidden;
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}
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#graphiql {
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height: 100vh;
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}
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</style>
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<!--
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This GraphiQL example depends on Promise and fetch, which are available in
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modern browsers, but can be "polyfilled" for older browsers.
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GraphiQL itself depends on React DOM.
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If you do not want to rely on a CDN, you can host these files locally or
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include them directly in your favored resource bundler.
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-->
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<script
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crossorigin
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src="https://unpkg.com/react@18/umd/react.development.js"
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></script>
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<script
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crossorigin
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src="https://unpkg.com/react-dom@18/umd/react-dom.development.js"
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></script>
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<!--
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These two files can be found in the npm module, however you may wish to
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copy them directly into your environment, or perhaps include them in your
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favored resource bundler.
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-->
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<link rel="stylesheet" href="https://unpkg.com/graphiql/graphiql.min.css" />
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</head>
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<body>
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<div id="graphiql">Loading...</div>
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<script
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src="https://unpkg.com/graphiql/graphiql.min.js"
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type="application/javascript"
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></script>
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<script>
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const root = ReactDOM.createRoot(document.getElementById('graphiql'));
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root.render(
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React.createElement(GraphiQL, {
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fetcher: GraphiQL.createFetcher({
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url: 'https://swapi-graphql.netlify.app/.netlify/functions/index',
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}),
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defaultEditorToolsVisibility: true,
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}),
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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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func (manager * EventManager) GQL() error {
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rootQuery := graphql.ObjectConfig{Name: "RootQuery", Field: fields}
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schemaConfig := graphql.SchemaConfig{Query: graphql.NewObject(rootQuery)}
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schema, err := graphql.NewSchema(schemaConfig)
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if err != nil {
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return err
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}
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h := handler.New(&handler.Config{Schema: &schema, })
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server := http.NewServeMux()
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server.Handle("/graphql", h)
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server.HandleFunc("/", func(w http.ResponseWriter, req *http.Request) {
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w.Header.Set("Content-Type", "text/html; charset=utf-8")
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w.WriteHeader(http.StatusOK)
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io.WriteString(w, graphiql_string)
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})
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return nil
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}
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// root_event's requirements must be in dag_nodes, and dag_nodes must be ordered by dependency(children first)
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func NewEventManager(root_event Event, dag_nodes []Resource) * EventManager {
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