feat: Support for GitHub Sub-Issues

.gitignore

@@ -18,3 +18,6 @@ main.js
 data.json
 
 .DS_Store
+
+# Snyk Security Extension - AI Rules (auto-generated)
+.github/instructions/snyk_rules.instructions.md

README.md

@@ -5,65 +5,74 @@ An Obsidian plugin that integrates with GitHub to track issues and pull requests
 
 >The configurations are heavily inspired by https://github.com/schaier-io, including some specific settings. However, I had already started working on my prototype before I discovered the plugin, and had initially even given it a similar name.
 
-## ✨ Features
+# Documentation
+Check out the [documentation](https://github.com/LonoxX/obsidian-github-issues/wiki) for detailed information on setup, configuration, and usage.
 
-### 🔄 Issue & Pull Request Tracking
+## Features
+
+### Issue & Pull Request Tracking
 - Track issues and pull requests from multiple GitHub repositories
 - Automatically sync GitHub data on startup (configurable)
 - Background sync at configurable intervals
 - Filter by labels, assignees, and reviewers
 - Include or exclude closed issues/PRs
 - Automatic cleanup of old closed items
 
-### 📊 GitHub Projects v2 Integration
+### GitHub Projects v2 Integration
 - Track GitHub Projects across repositories
 - Kanban board view for project visualization
 - Custom field support (status, priority, iteration)
 - Project-specific filtering and organization
 
-### 📝 Markdown Notes
+### Sub-Issues Support
+- Track GitHub sub-issues (parent/child relationships)
+- Display sub-issues list with status indicators
+- Navigate between parent and child issues
+- Progress tracking with completion percentage
+
+### Markdown Notes
 - Create markdown notes for each issue or PR
 - Customizable filename templates with variables
 - Custom content templates
 - YAML frontmatter with metadata
 - Preserve user content with persist blocks
 - Include comments in notes
 
-## 🚀 Installation
+## Installation
+
+### Via Community Plugins (Recommended)
 
-### Via Obsidian Community Plugins
-1. Open Obsidian settings
+1. Open Obsidian Settings
 2. Navigate to **Community Plugins**
 3. Click **Browse** and search for "GitHub Issues"
 4. Click **Install** and then **Enable**
 
 ### Manual Installation
 
-1. Download the latest release from the [GitHub Releases page](https://github.com/LonoxX/obsidian-github-issues/releases).
-2. Extract the contents into your Obsidian plugins folder:
-   `<vault>/.obsidian/plugins/github-issues/`
-3. Enable the plugin in Obsidian under **Community Plugins**
-4. Reload or restart Obsidian
+1. Download the latest release from [GitHub Releases](https://github.com/LonoxX/obsidian-github-issues/releases)
+2. Extract to `<vault>/.obsidian/plugins/github-issues/`
+3. Enable the plugin in **Community Plugins**
+4. Reload Obsidian
 
-## ⚙️ Configuration
+
+## Configuration
 
 1. Create a new GitHub token with the `repo` and `read:org` permissions
    → [GitHub Settings > Developer Settings > Personal access tokens](https://github.com/settings/tokens)
 2. Configure the plugin in Obsidian settings:
     - Paste your GitHub token in the **GitHub Token** field
     - Adjust additional settings as needed
 
-## 📦 Adding Repositories
+## Adding Repositories
 
 1. Open the plugin settings in Obsidian
 2. Add repositories by entering the full GitHub repository path (e.g., `lonoxx/obsidian-github-issues`),
    or use the repository browser to select one or multiple repositories
 3. Click **Add Repository** or **Add Selected Repositories**
 4. The plugin will automatically fetch issues from the configured repositories
 
-### ⭐ This repository if you like this project!
-
+## Support
 
-## 📄 License
+If you find this plugin useful and would like to support its development, you can star the repository or support me on Ko-fi or [GitHub Sponsors](https://github.com/sponsors/LonoxX):
 
-This project is licensed under the MIT License. See the [LICENSE](LICENSE) file for details.
+[![ko-fi](https://ko-fi.com/img/githubbutton_sm.svg)](https://ko-fi.com/LonoxX)

package.json

@@ -19,13 +19,13 @@
 	"author": "LonoxX",
 	"license": "MIT",
 	"devDependencies": {
-		"@types/node": "^25.0.3",
-		"@typescript-eslint/eslint-plugin": "^8.52.0",
-		"@typescript-eslint/parser": "^8.52.0",
+		"@types/node": "^25.0.8",
+		"@typescript-eslint/eslint-plugin": "^8.53.0",
+		"@typescript-eslint/parser": "^8.53.0",
 		"builtin-modules": "^5.0.0",
 		"esbuild": "^0.27.2",
 		"eslint": "^9.39.2",
-		"obsidian": "latest",
+		"obsidian": "^1.11.4",
 		"tslib": "^2.8.1",
 		"typescript": "^5.9.3"
 	},

src/content-generator.ts

@@ -22,6 +22,8 @@ export class ContentGenerator {
 		comments: any[],
 		settings: GitHubTrackerSettings,
 		projectData?: ProjectData[],
+		subIssues?: any[],
+		parentIssue?: any,
 	): Promise<string> {
 		// Determine whether to escape hash tags (repo setting takes precedence if ignoreGlobalSettings is true)
 		const shouldEscapeHashTags = repo.ignoreGlobalSettings ? repo.escapeHashTags : settings.escapeHashTags;
@@ -37,7 +39,9 @@ export class ContentGenerator {
 					settings.dateFormat,
 					settings.escapeMode,
 					shouldEscapeHashTags,
-					projectData
+					projectData,
+					subIssues,
+					parentIssue
 				);
 				return processContentTemplate(templateContent, templateData, settings.dateFormat);
 			}
@@ -74,6 +78,24 @@ labels: [${(
 updateMode: "${repo.issueUpdateMode}"
 allowDelete: ${repo.allowDeleteIssue ? true : false}`;
 
+		// Add parent issue if available
+		if (parentIssue) {
+			frontmatter += `
+parent_issue: ${parentIssue.number}
+parent_issue_url: "${parentIssue.url}"`;
+		}
+
+		// Add sub-issues metadata if available
+		if (subIssues && subIssues.length > 0) {
+			const closedCount = subIssues.filter((si: any) => si.state === "closed").length;
+			const openCount = subIssues.length - closedCount;
+			frontmatter += `
+sub_issues: [${subIssues.map((si: any) => si.number).join(", ")}]
+sub_issues_count: ${subIssues.length}
+sub_issues_open: ${openCount}
+sub_issues_closed: ${closedCount}`;
+		}
+
 		// Add projectData if available
 		if (projectData && projectData.length > 0) {
 			frontmatter += `
@@ -96,6 +118,27 @@ ${
 
 ${this.fileHelpers.formatComments(comments, settings.escapeMode, settings.dateFormat, shouldEscapeHashTags)}`;
 
+		// Add sub-issues section if available
+		if (subIssues && subIssues.length > 0) {
+			frontmatter += `
+
+## Sub-Issues
+${subIssues.map((si: any) => {
+	const statusIcon = si.state === "closed"
+		? '<span class="github-issues-sub-issue-closed">●</span>'
+		: '<span class="github-issues-sub-issue-open">●</span>';
+	return `- ${statusIcon} [#${si.number} ${si.title}](${si.url})`;
+}).join("\n")}`;
+		}
+
+		// Add parent issue link if available
+		if (parentIssue) {
+			frontmatter += `
+
+## Parent Issue
+- [#${parentIssue.number} ${parentIssue.title}](${parentIssue.url})`;
+		}
+
 		return frontmatter;
 	}
 

src/file-manager.ts

@@ -29,7 +29,7 @@ export class FileManager {
 		private app: App,
 		private settings: GitHubTrackerSettings,
 		private noticeManager: NoticeManager,
-		gitHubClient: GitHubClient,
+		private gitHubClient: GitHubClient,
 	) {
 		this.issueFileManager = new IssueFileManager(app, settings, noticeManager, gitHubClient);
 		this.prFileManager = new PullRequestFileManager(app, settings, noticeManager, gitHubClient);
@@ -159,6 +159,29 @@ export class FileManager {
 			const repository = this.extractRepositoryFromUrl(content.url) || `${project.owner}/unknown`;
 			const projectData = this.convertFieldValuesToProjectData(project, status, item.fieldValues?.nodes || []);
 
+			// Fetch sub-issues and parent issue for template support (only if enabled for project)
+			let subIssues: any[] = [];
+			let parentIssue: any = null;
+
+			if (isIssue && project.includeSubIssues) {
+				const [owner, repoName] = repository.split("/");
+				if (owner && repoName) {
+					subIssues = await this.gitHubClient.fetchSubIssues(owner, repoName, content.number);
+					parentIssue = await this.gitHubClient.fetchParentIssue(owner, repoName, content.number);
+
+					// Enrich sub-issues with vault paths if they exist
+					const noteTemplate = project.issueNoteTemplate || "Issue - {number} - {title}";
+					subIssues = await this.fileHelpers.enrichSubIssuesWithVaultPaths(
+						subIssues,
+						folderPath,
+						noteTemplate,
+						repository,
+						this.settings.dateFormat,
+						this.settings.escapeMode
+					);
+				}
+			}
+
 			const templateData = isIssue
 				? createIssueTemplateData(
 					this.convertToIssueFormat(content),
@@ -167,7 +190,9 @@ export class FileManager {
 					this.settings.dateFormat,
 					this.settings.escapeMode,
 					this.settings.escapeHashTags,
-					[projectData]
+					[projectData],
+					subIssues,
+					parentIssue
 				)
 				: createPullRequestTemplateData(
 					this.convertToPullRequestFormat(content),
@@ -193,7 +218,9 @@ export class FileManager {
 				project,
 				status,
 				isIssue,
-				item.fieldValues?.nodes || []
+				item.fieldValues?.nodes || [],
+				subIssues,
+				parentIssue
 			);
 
 			if (existingFile && existingFile instanceof TFile) {
@@ -226,6 +253,8 @@ export class FileManager {
 		status: string,
 		isIssue: boolean,
 		fieldValues: any[],
+		subIssues?: any[],
+		parentIssue?: any,
 	): Promise<string> {
 		const shouldEscapeHashTags = this.settings.escapeHashTags;
 
@@ -255,7 +284,9 @@ export class FileManager {
 						this.settings.dateFormat,
 						this.settings.escapeMode,
 						shouldEscapeHashTags,
-						[projectData]
+						[projectData],
+						subIssues,
+						parentIssue
 					)
 					: createPullRequestTemplateData(
 						this.convertToPullRequestFormat(content),
@@ -272,7 +303,7 @@ export class FileManager {
 		}
 
 		// Fallback to default format
-		return this.generateDefaultProjectItemContent(content, project, status, isIssue, fieldValues);
+		return this.generateDefaultProjectItemContent(content, project, status, isIssue, fieldValues, subIssues, parentIssue);
 	}
 
 	/**
@@ -284,6 +315,8 @@ export class FileManager {
 		status: string,
 		isIssue: boolean,
 		fieldValues: any[],
+		subIssues?: any[],
+		parentIssue?: any,
 	): string {
 		const shouldEscapeHashTags = this.settings.escapeHashTags;
 		const dateFormat = this.settings.dateFormat;
@@ -327,6 +360,24 @@ project_status: "${status}"`;
 requested_reviewers: [${reviewers.join(", ")}]`;
 		}
 
+		// Add parent issue if available
+		if (parentIssue) {
+			frontmatter += `
+parent_issue: ${parentIssue.number}
+parent_issue_url: "${parentIssue.url}"`;
+		}
+
+		// Add sub-issues metadata if available
+		if (subIssues && subIssues.length > 0) {
+			const closedCount = subIssues.filter((si: any) => si.state === "closed").length;
+			const openCount = subIssues.length - closedCount;
+			frontmatter += `
+sub_issues: [${subIssues.map((si: any) => si.number).join(", ")}]
+sub_issues_count: ${subIssues.length}
+sub_issues_open: ${openCount}
+sub_issues_closed: ${closedCount}`;
+		}
+
 		frontmatter += `
 ---
 
@@ -337,6 +388,27 @@ ${
 		: "_No description provided._"
 }`;
 
+		// Add sub-issues section if available
+		if (subIssues && subIssues.length > 0) {
+			frontmatter += `
+
+## Sub-Issues
+${subIssues.map((si: any) => {
+	const statusIcon = si.state === "closed"
+		? '<span class="github-issues-sub-issue-closed">●</span>'
+		: '<span class="github-issues-sub-issue-open">●</span>';
+	return `- ${statusIcon} [#${si.number} ${si.title}](${si.url})`;
+}).join("\n")}`;
+		}
+
+		// Add parent issue link if available
+		if (parentIssue) {
+			frontmatter += `
+
+## Parent Issue
+- [#${parentIssue.number} ${parentIssue.title}](${parentIssue.url})`;
+		}
+
 		return frontmatter;
 	}