mirror of
https://github.com/antos-rde/antosdk-apps.git
synced 2024-11-08 14:38:28 +01:00
645 lines
28 KiB
TypeScript
645 lines
28 KiB
TypeScript
namespace OS {
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export namespace API
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{
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export interface LibGitGraphOptions {
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commits_per_page?: number,
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x_offset?: number,
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y_offset?: number,
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target: HTMLElement,
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popup_height?: number
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}
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interface CommitData
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{
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hashes: {
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commit: string,
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parents: string,
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tree: string
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},
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author: {
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date: string,
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name: string,
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email: string
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},
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committer:{
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date: string,
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name: string,
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email: string
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},
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extra: string,
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message: string,
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branches?: string[],
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// helper values for redering
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domel?: HTMLParagraphElement,
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cx?: number,
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color?: string
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};
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interface LineData
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{
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x_offset: number,
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y_offset: number,
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next_commit: string,
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current_commit: string,
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beginning: boolean,
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color: string,
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}
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type OpenDiffCallback = (file: VFS.BaseFileHandle[]) => void;
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interface LineConverging
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{
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src: LineData[],
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dest: LineData
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}
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export class LibGitGraph
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{
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private _base_dir: VFS.BaseFileHandle;
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private options: LibGitGraphOptions;
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private lines_data: LineData[];
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private commits: GenericObject<CommitData>;
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private oldest_commit_date: string;
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private svg_element: SVGElement;
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private commits_list_element: HTMLDivElement;
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private current_y_offset: number;
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private load_more_el: HTMLParagraphElement;
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private commit_detail_el: HTMLDivElement;
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private current_head: CommitData;
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private _on_open_diff:OpenDiffCallback;
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constructor(option: LibGitGraphOptions)
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{
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this._base_dir = undefined;
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this.lines_data = [];
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this.commits = {};
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this.oldest_commit_date = undefined;
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this.svg_element = undefined;
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this.commits_list_element = undefined;
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this.load_more_el = undefined;
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this.commit_detail_el = undefined;
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this.current_head = undefined;
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this._on_open_diff = undefined;
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this.options = {
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commits_per_page: 100,
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x_offset: 24,
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y_offset: 24,
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target: undefined,
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popup_height: 250
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};
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for(const k in option)
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{
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this.options[k] = option[k];
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}
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this.current_y_offset = this.options.y_offset;
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this.init_graph();
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}
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set base_dir(v: VFS.BaseFileHandle)
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{
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this._base_dir = v;
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this.render_next();
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}
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private gen_color(x:number): string
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{
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let n = x + 11;
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const rgb = [0, 0, 0];
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for (let i = 0; i < 24; i++) {
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rgb[i%3] <<= 1;
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rgb[i%3] |= n & 0x01;
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n >>= 1;
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}
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return '#' + rgb.reduce((a, c) => (c > 0x0f ? c.toString(16) : '0' + c.toString(16)) + a, '');
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}
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private meta(): PackageMetaType
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{
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return OS.setting.system.packages['GitGraph'];
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}
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private call(request: GenericObject<any>): Promise<any> {
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return new Promise(async (ok, reject) => {
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request.args.base_dir = this._base_dir.path;
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let cmd = {
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path: this.meta().path + "/api/api.lua",
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parameters: request
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}
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let data = await API.apigateway(cmd, false);
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if(!data.error)
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{
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ok(data.result);
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}
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else
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{
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reject(API.throwe(__("LibGitGrapth server call error: {0}", data.error)));
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}
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});
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}
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private load(before?: string): Promise<any>
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{
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let request = {
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action: 'log',
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args: {
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n_commits: this.options.commits_per_page.toString(),
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before: before?before:null
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}
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}
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return this.call(request);
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}
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private error(e: Error)
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{
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announcer.oserror(__("GitGraph error: {0}", e.toString()), e);
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}
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set on_open_diff(c: OpenDiffCallback)
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{
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this._on_open_diff = c;
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}
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private init_graph()
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{
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if(!this.options.target)
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{
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return this.error(API.throwe("Target element is undefined"));
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}
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$(this.options.target)
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.css("overflow-y", "auto")
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.css("overflow-x", "hidden")
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.css("display", "block")
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.css("position", "relative");
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this.svg_element = this.make_svg_el("svg",{
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width: this.options.x_offset,
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height: this.options.y_offset
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});
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$(this.svg_element)
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.css("display", "block")
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.css("position", "absolute")
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.css("left", "0")
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//s.css("z-index", 10)
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.css("top", "0");
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$(this.options.target).empty();
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this.options.target.appendChild(this.svg_element);
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const div = $("<div />")
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.css("position", "absolute")
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.css("left", "0")
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.css("top", "0")
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.css("width", "100%")
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.css("padding-top",`${this.options.y_offset / 2}px`);
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this.commits_list_element = div[0] as HTMLDivElement;
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this.options.target.appendChild(this.commits_list_element);
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const p = $("<p />")
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.css("height", `${this.options.y_offset}px`)
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.css("display", "block")
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.css("padding", "0")
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.css("margin", "0")
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.css("line-height",`${this.options.y_offset}px`)
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.css("vertical-align", "middle");
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p.addClass("git_grapth_load_more");
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p.on("click", (e) => this.render_next());
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p.text(__("More").__());
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this.load_more_el = p[0] as HTMLParagraphElement;
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this.commits_list_element.appendChild(this.load_more_el);
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const popup = $("<div />")
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.css("position", "absolute")
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.css("top", "0")
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.css("height", this.options.popup_height + "px")
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.css("display", "none")
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.css("user-select", "text")
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.addClass("git_grapth_commit_detail");
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this.commit_detail_el = popup[0] as HTMLDivElement;
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this.options.target.appendChild(this.commit_detail_el);
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}
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private render_next()
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{
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this.load(this.oldest_commit_date)
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.then((data: CommitData[]) =>
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{
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if(this.oldest_commit_date)
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{
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// remove the first commit as it is already in
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// the graph
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data.shift();
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}
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this.draw_graph(data);
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})
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.catch(e=>this.error(e))
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}
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private make_svg_el(tag: string, attrs: GenericObject<any>) {
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const el= document.createElementNS('http://www.w3.org/2000/svg', tag);
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for (var k in attrs)
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el.setAttribute(k, attrs[k]);
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return el;
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}
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private max_line_off_x():number
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{
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if(this.lines_data.length == 0)
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return 0;
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return Math.max.apply(Math, this.lines_data.map((o) => o.x_offset))
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}
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private update_line_data(commit: CommitData, y_offset: number): LineConverging
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{
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const parent_commits = commit.hashes.parents.split(" ");
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// get the list of child lines
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const children = this.lines_data.filter((line) => line.next_commit == commit.hashes.commit);
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let merge: LineConverging = {
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src: [],
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dest: undefined
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}
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if (children.length === 0 )
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{
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// add new line
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let line: LineData = {
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next_commit: parent_commits[0],
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x_offset: this.max_line_off_x() + this.options.x_offset,
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current_commit: commit.hashes.commit,
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beginning: true,
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y_offset: y_offset ,
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color: this.gen_color(this.lines_data.length),
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};
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this.lines_data.push(line);
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merge.dest = line;
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}
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else
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{
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let min_offset_x = Math.min.apply(Math, children.map((o) => o.x_offset));
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let line: LineData = undefined;
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for (let el of children){
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if(el.x_offset == min_offset_x)
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{
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line = el;
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line.next_commit = parent_commits[0];
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line.current_commit = commit.hashes.commit;
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line.y_offset = y_offset;
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}
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else
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{
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this.lines_data.splice(this.lines_data.indexOf(el), 1);
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merge.src.push(el);
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}
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}
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merge.dest = line;
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}
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if(parent_commits.length === 2)
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{
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let line: LineData = undefined;
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line = this.lines_data.filter(l=>l.next_commit == parent_commits[1])[0];
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if(!line)
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{
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// add new line
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line = {
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next_commit: parent_commits[1],
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x_offset: this.max_line_off_x() + this.options.x_offset,
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current_commit: commit.hashes.commit,
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beginning: true,
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y_offset: y_offset + this.options.y_offset,
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color: this.gen_color(this.lines_data.length),
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};
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this.lines_data.push(line);
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}
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else
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{
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line.y_offset = y_offset + this.options.y_offset;
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}
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merge.src.push(line);
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}
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return merge;
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}
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private draw_line(_x1: number,_y1: number, _x2: number, _y2: number, color: string, stroke?:number): SVGElement
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{
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let line_opt: GenericObject<any> ={
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stroke: color,
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fill: 'none',
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"stroke-width": 1.5
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};
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if(stroke)
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{
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line_opt['stroke-width'] = stroke;
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}
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if(_x1 == _x2)
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{
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line_opt.d = `M ${_x1},${_y1} L ${_x2},${_y2}`;
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}
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else
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{
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let x1 = _x1;
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let y1 = _y1;
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let x2 = _x2;
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let y2 = _y2;
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let dx = Math.abs(x2-x1);
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let dy = Math.abs(y2 -y1);
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if(_y1 < _y2)
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{
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x1 = _x2;
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y1 = _y2;
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x2 = _x1;
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y2 = _y1;
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}
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line_opt.d = `M ${x1},${y1} C ${x1},${y1 - dy} ${x2},${y2 + dy} ${x2},${y2}`;
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}
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const line = this.make_svg_el("path", line_opt);
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return line;
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}
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private gen_commit_data_header(name: string| FormattedString, value: string): HTMLParagraphElement
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{
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const p = $("<p />")
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.css("display","block");
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p[0].innerHTML = `<b>${name.__()}</b>: ${value}`;
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return p[0] as HTMLParagraphElement;
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}
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private open_popup(commit: CommitData)
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{
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const el = commit.domel;
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if(!el) return;
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$(this.commit_detail_el).empty();
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const position = $(el).position();
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const bbox = (this.svg_element as SVGAElement).getBBox();
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const off_left = bbox.x + bbox.width + this.options.x_offset / 2;
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const svg = this.make_svg_el("svg",{
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width: off_left-commit.cx + 5,
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height: this.options.y_offset
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});
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$(svg)
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.css("display", "block")
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.css("position", "absolute")
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.css("left", "0")
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.css("top", "-2px");
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svg.appendChild(this.draw_line(
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0, this.options.y_offset/2,
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off_left-commit.cx, this.options.y_offset/2,
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commit.color,
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));
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/*
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svg.appendChild(
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this.make_svg_el("circle",{
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cx: off_left-commit.cx - 1,
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cy: this.options.y_offset/2,
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r:4,
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fill: commit.color,
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"stroke-width": 0.0
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})
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);*/
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$(this.commit_detail_el)
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.css("border", "2px solid " + commit.color)
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.css("color", commit.color)
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.append(
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$("<div />")
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.css("position","absolute")
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.css("height", this.options.y_offset)
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.css("left", commit.cx-off_left)
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.css("padding-left", off_left-commit.cx)
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.append(svg)
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.append($("<i/>").text('[X]')
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.css("cursor", "pointer"))
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.addClass("git_grapth_commit_detail_ctrl")
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.on("click",(e) =>{
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$(this.commit_detail_el)
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.css("display", "none")
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.empty();
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}));
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const left = $("<div />")
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.css("display", "block")
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.css("overflow-y", "auto")
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.css("overflow-x", "hidden")
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.css("flex", "1")
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.css("border-right", "1px solid " + commit.color)
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.addClass("git_grapth_commit_detail_left");
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const right = $("<div />")
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.css("display", "block")
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.css("overflow-y", "auto")
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.css("overflow-x", "hidden")
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.css("flex", "1")
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.addClass("git_grapth_commit_detail_right");
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// display
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left.append(this.gen_commit_data_header(__("Commit"), commit.hashes.commit));
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left.append(this.gen_commit_data_header(__("Parents"), commit.hashes.parents));
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left.append(this.gen_commit_data_header(__("Author"), `${commit.committer.name} <${commit.committer.email}>`));
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left.append(this.gen_commit_data_header(__("Date"), (new Date(commit.committer.date).toDateString()) ));
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left.append(
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$("<pre />")
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.css("white-space", "pre-wrap")
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.text(commit.message));
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this.commit_detail_el.appendChild(left[0]);
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this.commit_detail_el.appendChild(right[0]);
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this.list_file(commit.hashes.commit)
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.then((files) =>
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{
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const ul = $('<ul/>');
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$.each(files, (index, value) => {
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const arr = value.split("\t");
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const li = $('<li/>');
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const a = $('<a/>')
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.css("cursor", "pointer")
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.addClass(`git_graph_file_${arr[0].toLowerCase()}`)
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.on("click",e => {
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if(this._on_open_diff)
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{
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Promise.all([
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this.get_file(arr[1], `${commit.hashes.commit}^`),
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this.get_file(arr[1], commit.hashes.commit)
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])
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.then((values) => {
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// create the file
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const files = values.map((content, index) =>{
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const file = `mem://${commit.hashes.commit.slice(0,8)}${index==0?"^":""}/${arr[1]}`.asFileHandle();
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file.cache = content;
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file.info.mime = "text/plain";
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return file;
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});
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this._on_open_diff(files);
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})
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.catch((e) => {
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announcer.oserror(
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__(
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"Unable to fetch diff of {0}: {1}",
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commit.hashes.commit,
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e.toString()
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),e );
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})
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}
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});
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a.text(arr[1]);
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ul.append(li.append(a));
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});
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right.append(ul);
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})
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.catch((e) => announcer.oserror(__("Unable to get commit changes: {0}", e.toString()),e))
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// scroll down if necessary
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$(this.commit_detail_el)
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.css("top", position.top)
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.css("left", off_left)
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.css("display", "flex")
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.css("width", `calc(100% - ${off_left + this.options.x_offset}px)`)
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.css("fflex-direction", "row");
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const delta = this.commit_detail_el.getBoundingClientRect().bottom -
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this.options.target.getBoundingClientRect().bottom;
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if(delta > 0)
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{
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this.options.target.scrollTop += delta + 10;
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}
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}
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private render_commit(commit: CommitData, color: string): boolean
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{
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let current = false;
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const p = $("<p />")
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.css("padding","0")
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.css("margin","0")
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.css("display","block")
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.css("height",`${this.options.y_offset}px`)
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.css("line-height",`${this.options.y_offset}px`)
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.css("color", color)
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.css("vertical-align", "middle")
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.css("white-space", "nowrap")
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.css("overflow", "hidden");
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p.addClass("git_graph_commit_message");
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let html = `<i class="git_graph_commit_hash">${commit.hashes.commit.slice(0,8)}</i> `;
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commit.branches = [];
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for (const tag of commit.extra.split(",").map(e=>e.trim()).filter(e=>e != ""))
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{
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let found = tag.match(/HEAD -> (.*)/i);
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if(found && found.length == 2)
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{
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html += `<i class = "git_graph_commit_branch">${found[1]}</i> `;
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p.addClass("git_graph_commit_current_head");
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current = true
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commit.branches.push(found[1]);
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this.current_head = commit;
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}
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else if((found = tag.match(/tag: (.*)/i)))
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{
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html += `<i class = "git_graph_commit_tag">${found[1]}</i> `;
|
|
}
|
|
else
|
|
{
|
|
html += `<i class = "git_graph_commit_branch">${tag}</i> `;
|
|
commit.branches.push(tag);
|
|
}
|
|
}
|
|
html += `<i class ="git_graph_commit_text">${commit.message.split("\n")[0]}</i> `;
|
|
html += `<i class ="git_graph_commit_author">${commit.committer.name}</i> `;
|
|
html += `<i class ="git_graph_commit_date">${new Date(commit.committer.date).toDateString()}</i>`;
|
|
p[0].innerHTML = html;
|
|
p.on("click", (e) => {
|
|
this.open_popup(commit);
|
|
});
|
|
this.commits_list_element.insertBefore(p[0], this.load_more_el);
|
|
commit.domel = p[0] as HTMLParagraphElement;
|
|
return current;
|
|
}
|
|
private draw_graph(data:CommitData[])
|
|
{
|
|
for(const commit of data)
|
|
{
|
|
this.oldest_commit_date = commit.committer.date;
|
|
if(commit.extra.includes("refs/stash"))
|
|
{
|
|
continue;
|
|
}
|
|
this.commits[commit.hashes.commit] = commit;
|
|
let merge = this.update_line_data(commit, this.current_y_offset);
|
|
let lines = merge.src;
|
|
// combine the lines
|
|
for(const linedata of lines.filter(o=> o.x_offset != merge.dest.x_offset))
|
|
{
|
|
this.svg_element.appendChild(
|
|
this.draw_line(
|
|
merge.dest.x_offset,
|
|
merge.dest.y_offset,
|
|
linedata.x_offset,linedata.y_offset,
|
|
linedata.color)
|
|
);
|
|
}
|
|
this.lines_data.sort((a,b) => a.x_offset - b.x_offset);
|
|
let x_offset = this.options.x_offset;
|
|
for(const linedata of this.lines_data)
|
|
{
|
|
if(linedata.beginning && linedata.y_offset > this.current_y_offset)
|
|
{
|
|
continue;
|
|
}
|
|
linedata.y_offset = this.current_y_offset;
|
|
if(!linedata.beginning)
|
|
{
|
|
if(linedata.x_offset > x_offset)
|
|
{
|
|
this.svg_element.appendChild(
|
|
this.draw_line(linedata.x_offset ,
|
|
linedata.y_offset - this.options.y_offset,
|
|
linedata.x_offset - this.options.x_offset,
|
|
linedata.y_offset,
|
|
linedata.color));
|
|
linedata.x_offset = x_offset;
|
|
}
|
|
else
|
|
{
|
|
this.svg_element.appendChild(
|
|
this.draw_line(linedata.x_offset,
|
|
linedata.y_offset - this.options.y_offset,
|
|
linedata.x_offset,
|
|
linedata.y_offset,
|
|
linedata.color));
|
|
|
|
}
|
|
}
|
|
x_offset += this.options.x_offset;
|
|
linedata.beginning = false;
|
|
}
|
|
let options = {
|
|
cx: merge.dest.x_offset,
|
|
cy: merge.dest.y_offset,
|
|
r:4,
|
|
fill: merge.dest.color,
|
|
stroke: 'black',
|
|
"stroke-width": 0.0
|
|
};
|
|
if(this.render_commit(commit, merge.dest.color))
|
|
{
|
|
options.r = options.r * 1.5;
|
|
}
|
|
commit.cx = options.cx;
|
|
commit.color = options.fill;
|
|
const circle = this.make_svg_el("circle",options);
|
|
this.svg_element.appendChild(circle);
|
|
this.current_y_offset += this.options.y_offset;
|
|
|
|
}
|
|
const bbox = (this.svg_element as SVGAElement).getBBox();
|
|
this.svg_element.setAttribute("width", (bbox.x + bbox.width ).toString());
|
|
this.svg_element.setAttribute("height", (bbox.y + bbox.height + this.options.y_offset/ 2).toString());
|
|
//$(this.commits_list_element).css("left", `-${bbox.x + bbox.width}px`);
|
|
$(".git_graph_commit_message", this.commits_list_element).css("padding-left", `${bbox.x + bbox.width +this.options.x_offset / 2}px`)
|
|
}
|
|
|
|
list_file(hash: string): Promise<string[]>
|
|
{
|
|
let request = {
|
|
action: 'list_file',
|
|
args: {
|
|
commit: hash
|
|
}
|
|
}
|
|
return this.call(request);
|
|
}
|
|
|
|
get_changes(file: string, hash: string): Promise<string>
|
|
{
|
|
let request = {
|
|
action: 'get_changes',
|
|
args: {
|
|
commit: hash,
|
|
file: file
|
|
}
|
|
}
|
|
return this.call(request);
|
|
}
|
|
|
|
get_file(file: string, hash: string): Promise<string>
|
|
{
|
|
let request = {
|
|
action: 'get_file',
|
|
args: {
|
|
commit: hash,
|
|
file: file
|
|
}
|
|
}
|
|
return this.call(request);
|
|
}
|
|
}
|
|
}
|
|
} |