// Copyright (c) Microsoft Corporation. All rights reserved.

// Licensed under the MIT license.

import "@vscode-elements/elements/dist/vscode-button/index.js";

import "@vscode-elements/elements/dist/vscode-table/index.js";

import "@vscode-elements/elements/dist/vscode-table-body/index.js";

import "@vscode-elements/elements/dist/vscode-table-row/index.js";

import "@vscode-elements/elements/dist/vscode-table-cell/index.js";

import "@vscode-elements/elements/dist/vscode-table-header/index.js";

import "@vscode-elements/elements/dist/vscode-table-header-cell/index.js";

import { useState } from "react";

import { encodeCommandUriWithTelemetry, ProjectType } from "../../utils/webview";

import { JavaRuntimeEntry, ProjectRuntimeEntry } from "../types";

import { DefaultJDKSelector } from "./components/DefaultJDKSelector";

import { ProjectTypeHint } from "./components/ProjectTypeHint";

import { onWillListRuntimes, openBuildScript } from "./vscode.api";

interface Props {

jdkEntries: JavaRuntimeEntry[];

projectRuntimes: ProjectRuntimeEntry[];

}

export function ProjectJDKPanel({ jdkEntries, projectRuntimes }: Props) {

const [showHintFor, setShowHintFor] = useState<"Maven" | "Gradle" | "Others" | undefined>();

const projectTypeHint = (projectType: ProjectType) => {

switch (projectType) {

case "Maven":

return <vscode-button onClick={() => setShowHintFor("Maven")} icon-only title="For projects managed by build tools, Java version is specified in build scripts(e.g. pom.xml)."><span className="codicon codicon-info"></span></vscode-button>;

case "Gradle":

return <vscode-button onClick={() => setShowHintFor("Gradle")} icon-only title="For projects managed by build tools, Java version is specified in build scripts(e.g. build.gradle)."><span className="codicon codicon-info"></span></vscode-button>;

default:

return <vscode-button onClick={() => setShowHintFor("Others")} icon-only title="For folders containing .java files, but not managed by build tools like Maven/Gradle, a default JDK is used."><span className="codicon codicon-info"></span></vscode-button>;

}

};

const onClickEdit = (p: ProjectRuntimeEntry) => {

let scriptFile;

if (p.projectType === ProjectType.Maven) {

scriptFile = "pom.xml";

} else if (p.projectType === ProjectType.Gradle) {

scriptFile = "build.gradle";

}

if (scriptFile) {

openBuildScript(p.rootPath, scriptFile);

}

};

const projectEntries = projectRuntimes

.filter(p => p.projectType !== ProjectType.Default)

.map((p, index) => (

<vscode-table-row key={index}>

<vscode-table-cell>{p.name}</vscode-table-cell>

<vscode-table-cell><div className="inline-flex">{p.projectType}{projectTypeHint(p.projectType)}</div></vscode-table-cell>

<vscode-table-cell>

{

hasBuildTool(p) ?

<div className="inline-flex">

<span>{p.sourceLevel}</span>

<vscode-button icon-only onClick={() => onClickEdit(p)} title="Edit"><span className="codicon codicon-edit"></span></vscode-button>

</div>

:

<DefaultJDKSelector projectRuntime={p} jdkEntries={jdkEntries} />

}

</vscode-table-cell>

</vscode-table-row>

));

const downloadJDKCommand = encodeCommandUriWithTelemetry("java.runtime", "download", "java.installJdk");

return (

<div className="container">

<h1>Configure Runtime for Projects</h1>

{projectEntries.length > 0 && <p>Manage Java runtime for your projects. If you don't have a valid Java runtime, you can <a href={downloadJDKCommand}>download</a> one.</p>}

{

projectEntries.length > 0 ?

<vscode-table>

<vscode-table-header slot="header">

<vscode-table-header-cell>Project Name</vscode-table-header-cell>

<vscode-table-header-cell>Type</vscode-table-header-cell>

<vscode-table-header-cell>Java Version</vscode-table-header-cell>

</vscode-table-header>

<vscode-table-body slot="body">

{projectEntries}

</vscode-table-body>

</vscode-table>

:

<div>

<p>No project detected yet. Please refresh later if Java extension is importing your projects.</p>

<vscode-button onClick={onWillListRuntimes}>Refresh<span slot="start" className="codicon codicon-refresh"></span></vscode-button>

</div>

}

<ProjectTypeHint projectType={showHintFor} />

</div>

);

}

function hasBuildTool(p: ProjectRuntimeEntry) {

return (p.projectType === ProjectType.Maven || p.projectType === ProjectType.Gradle);

}