mcp-ai-agent-guidelines/dist/tools/mermaid/handlers/git-graph.handler.js

A comprehensive Model Context Protocol server providing advanced tools, resources, and prompts for implementing AI agent best practices

import { BaseDiagramHandler } from "./base.handler.js";
/**
 * Handler for git graph diagrams.
 * Generates git commit history visualizations.
 */
export class GitGraphHandler extends BaseDiagramHandler {
    diagramType = "git-graph";
    generate(description, theme) {
        this.validateInput(description);
        const lines = ["gitGraph"];
        if (theme)
            lines.unshift(`%%{init: {'theme':'${theme}'}}%%`);
        // Extract branch and commit info from description
        const { commits, branches: _branches } = this.parseGitDescription(description);
        if (commits.length > 0) {
            for (const commit of commits) {
                lines.push(commit);
            }
        }
        else {
            // Fallback template
            lines.push('commit id: "Initial"', "branch develop", "checkout develop", 'commit id: "Feature"', "checkout main", "merge develop", 'commit id: "Release"');
        }
        return lines.join("\n");
    }
    /**
     * Parse natural language description to extract git information.
     */
    parseGitDescription(description) {
        const commits = [];
        const branches = [];
        const sentences = description
            .split(/[.!?\n]+/)
            .map((s) => s.trim())
            .filter((s) => s.length > 0);
        commits.push('commit id: "Initial"');
        for (let i = 0; i < Math.min(sentences.length, 5); i++) {
            const msg = sentences[i].length > 30
                ? `${sentences[i].substring(0, 27)}...`
                : sentences[i];
            commits.push(`commit id: "${msg}"`);
        }
        return { commits, branches };
    }
}
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