Reddit MCP Server
by ozipi
brainloop-handlers.ts•27.5 kB
/**
* @file Brainloop-centric tool handlers
* @module handlers/tools/brainloop-handlers
*
* @remarks
* These handlers implement the brainloop-centric API where users can:
* - "Create a brainloop about X" - Creates complete learning experience
* - "View my brainloops" - See all learning paths
* - "Expand brainloop" - Add more content
*/
import { logger } from '../../utils/logger.js';
import type { BrainloopService } from '../../services/brainloop/brainloop-service.js';
import type { CallToolResult } from '@modelcontextprotocol/sdk/types.js';
import { RESOURCE_CONTENT } from '../../constants/resources.js';
interface BrainloopToolContext {
brainloopService: BrainloopService;
userId: string;
sessionId: string;
}
/**
* Create a complete brainloop (course with units and lessons)
* This is the main "create a brainloop about X" tool
*/
export async function handleCreateBrainloop(
args: {
title: string;
description: string;
topics: string[];
isPublic?: boolean;
isPublished?: boolean;
},
context: BrainloopToolContext
): Promise<CallToolResult> {
try {
logger.info(`🧠 Creating brainloop: "${args.title}" for user ${context.userId}`);
// Step 1: Create the brainloop (course)
const [course] = await context.brainloopService.createCoursesBatch([{
title: args.title,
description: args.description,
isPrivate: !(args.isPublic ?? false),
}]);
logger.info(`✅ Brainloop created with ID: ${course.id}`);
// Step 2: Create units for each topic
const units = await context.brainloopService.createUnitsBatch(
course.id,
args.topics.map((topic, index) => ({
title: topic,
description: `Learn about ${topic}`,
order: index + 1,
}))
);
logger.info(`✅ Created ${units.length} units for brainloop`);
return {
content: [{
type: 'text',
text: `🎉 **Brainloop Created Successfully!**\n\n` +
`**${course.title}**\n` +
`${course.description}\n\n` +
`**Brainloop ID:** ${course.id}\n` +
`**Visibility:** ${!course.isPrivate ? '🌍 Public' : '🔒 Private'}\n\n` +
`**Learning Path (${units.length} topics):**\n` +
units.map((unit, i) => `${i + 1}. ${unit.title} (Unit ID: ${unit.id})`).join('\n') +
`\n\n💡 **Next steps:** You can now expand this brainloop by adding lessons to each unit using \`expand_brainloop\`.`
}]
};
} catch (error) {
logger.error('Failed to create brainloop', { error, title: args.title });
throw new Error(`Failed to create brainloop: ${error instanceof Error ? error.message : String(error)}`);
}
}
/**
* View all user's brainloops
*/
export async function handleViewBrainloops(
_args: any,
context: BrainloopToolContext
): Promise<CallToolResult> {
try {
logger.info(`📚 Viewing brainloops for user ${context.userId}`);
const courses = await context.brainloopService.getMyCourses();
return {
content: [{
type: 'text',
text: `🧠 **Your Brainloops** (${courses.length} total)\n\n` +
(courses.length === 0
? `No brainloops yet. Create one with \`create_brainloop\`!`
: courses.map(course =>
`**${course.title}**\n` +
` 📝 ${course.description}\n` +
` 🆔 ID: ${course.id}\n` +
` ${!course.isPrivate ? '🌍 Public' : '🔒 Private'}\n` +
(course._count ? ` 📊 ${course._count.units} units • ${course._count.enrollments} learners\n` : '') +
` 👤 By: ${course.user.name}\n`
).join('\n'))
}]
};
} catch (error) {
logger.error('Failed to view brainloops', { error, userId: context.userId });
throw new Error(`Failed to view brainloops: ${error instanceof Error ? error.message : String(error)}`);
}
}
/**
* Get detailed brainloop information
*/
export async function handleGetBrainloop(
args: { brainloopId: string },
context: BrainloopToolContext
): Promise<CallToolResult> {
try {
logger.info(`🔍 Getting brainloop details: ${args.brainloopId}`);
const course = await context.brainloopService.getCourse(args.brainloopId);
const units = await context.brainloopService.getCourseUnits(args.brainloopId);
return {
content: [{
type: 'text',
text: `🧠 **${course.title}**\n\n` +
`📝 ${course.description}\n\n` +
`**Details:**\n` +
`• Brainloop ID: ${course.id}\n` +
`• Visibility: ${!course.isPrivate ? '🌍 Public' : '🔒 Private'}\n` +
`• Created: ${new Date(course.createdAt).toLocaleDateString()}\n` +
`• Author: ${course.user.name} (${course.user.email})\n\n` +
`**Learning Path (${units.length} units):**\n` +
units.map(unit =>
`${unit.order}. **${unit.title}**\n` +
` ${unit.description || 'No description'}\n` +
` Unit ID: ${unit.id}\n` +
(unit._count ? ` ${unit._count.lessons} lessons\n` : '')
).join('\n')
}]
};
} catch (error) {
logger.error('Failed to get brainloop', { error, brainloopId: args.brainloopId });
throw new Error(`Failed to get brainloop: ${error instanceof Error ? error.message : String(error)}`);
}
}
/**
* Expand brainloop with more content
*/
export async function handleExpandBrainloop(
args: {
brainloopId: string;
units: Array<{
title: string;
description: string;
lessons: Array<{ title: string; content: string }>;
}>;
},
context: BrainloopToolContext
): Promise<CallToolResult> {
try {
logger.info(`🔧 Expanding brainloop ${args.brainloopId} with ${args.units.length} units`);
const results = [];
for (const unitData of args.units) {
// Create the unit
const [unit] = await context.brainloopService.createUnitsBatch(args.brainloopId, [{
title: unitData.title,
description: unitData.description,
order: 999, // Will be reordered by API
}]);
// Create lessons for the unit
const lessons = await context.brainloopService.createLessonsBatch(
unit.id,
unitData.lessons.map((lesson, index) => ({
title: lesson.title,
content: lesson.content,
order: index + 1,
}))
);
results.push({ unit, lessons });
}
return {
content: [
{
type: 'text',
text: `🎉 **Brainloop Expanded Successfully!**\n\n` +
`Added ${results.length} new units to brainloop ${args.brainloopId}:\n\n` +
results.map(({ unit, lessons }) =>
`**${unit.title}**\n` +
` Unit ID: ${unit.id}\n` +
` Lessons: ${lessons.length}\n` +
lessons.map((l, i) => ` ${i + 1}. ${l.title} (ID: ${l.id})`).join('\n')
).join('\n\n') +
`\n\n💡 **Next steps:** You can now create interactions and add questions to these lessons using their IDs.`
},
{
type: 'text',
text: `\n\n---\n\n` +
RESOURCE_CONTENT.LESSON_TEMPLATE_CONDENSED
}
]
};
} catch (error) {
logger.error('Failed to expand brainloop', { error, brainloopId: args.brainloopId });
throw new Error(`Failed to expand brainloop: ${error instanceof Error ? error.message : String(error)}`);
}
}
/**
* Track brainloop progress
*/
export async function handleBrainloopProgress(
args: { brainloopId?: string },
context: BrainloopToolContext
): Promise<CallToolResult> {
try {
logger.info(`📊 Getting brainloop progress for user ${context.userId}`);
const progress = args.brainloopId
? await context.brainloopService.getCourseProgress(args.brainloopId)
: await context.brainloopService.getProgress();
const completed = progress.filter(p => p.isCompleted);
const completionRate = progress.length > 0
? ((completed.length / progress.length) * 100).toFixed(1)
: '0';
return {
content: [{
type: 'text',
text: `📊 **Brainloop Progress**\n\n` +
`**Overall:** ${completionRate}% complete (${completed.length}/${progress.length} lessons)\n\n` +
(completed.length > 0
? `**Completed Lessons:**\n` +
completed.map(p =>
`✅ ${p.lesson.title}\n` +
` 🧠 ${p.lesson.unit.course.title} → ${p.lesson.unit.title}\n` +
` 📅 ${p.completedAt ? new Date(p.completedAt).toLocaleDateString() : 'N/A'}\n`
).join('\n')
: '') +
(progress.length > completed.length
? `\n**In Progress:**\n` +
progress.filter(p => !p.isCompleted).map(p =>
`⏳ ${p.lesson.title}\n` +
` 🧠 ${p.lesson.unit.course.title} → ${p.lesson.unit.title}\n`
).join('\n')
: '')
}]
};
} catch (error) {
logger.error('Failed to get brainloop progress', { error, userId: context.userId });
throw new Error(`Failed to get brainloop progress: ${error instanceof Error ? error.message : String(error)}`);
}
}
/**
* Create an interaction for a lesson
*/
export async function handleCreateInteraction(
args: { lessonId: string; type?: string },
context: BrainloopToolContext
): Promise<CallToolResult> {
try {
logger.info(`🎯 Creating interaction for lesson ${args.lessonId}`);
const result = await context.brainloopService.createInteraction(args.lessonId);
return {
content: [{
type: 'text',
text: `✅ **Interaction Created Successfully!**\n\n` +
`**Interaction ID:** ${result.id}\n` +
`**Lesson ID:** ${result.lessonId}\n` +
`**Type:** ${result.type}\n\n` +
`💡 You can now add prompts (questions/exercises) to this interaction using \`create_prompt\` or \`create_prompts_batch\`.`
}]
};
} catch (error) {
logger.error('Failed to create interaction', { error, lessonId: args.lessonId });
throw new Error(`Failed to create interaction: ${error instanceof Error ? error.message : String(error)}`);
}
}
/**
* Create a single prompt for an interaction
*/
export async function handleCreatePrompt(
args: {
interactionId: string;
question: string;
type: string;
options?: string[];
answer?: any;
explanation?: string;
codeLanguage?: string;
codeStarterCode?: string;
codeExpectedOutput?: string;
codeTestCases?: any;
codeTimeLimit?: number;
codeMemoryLimit?: number;
componentType?: string;
componentConfig?: any;
componentAnswer?: any;
},
context: BrainloopToolContext
): Promise<CallToolResult> {
try {
logger.info(`📝 Creating prompt for interaction ${args.interactionId}`);
const result = await context.brainloopService.createPrompt(args);
return {
content: [{
type: 'text',
text: `✅ **Prompt Created Successfully!**\n\n` +
`**Prompt ID:** ${result.prompt.id}\n` +
`**Question:** ${result.prompt.question}\n` +
`**Type:** ${result.prompt.type}\n` +
`**Interaction ID:** ${result.prompt.interactionId}\n\n` +
`📊 **Lesson now has ${result.lesson.promptCount} prompt(s)**`
}]
};
} catch (error) {
logger.error('Failed to create prompt', { error, interactionId: args.interactionId });
throw new Error(`Failed to create prompt: ${error instanceof Error ? error.message : String(error)}`);
}
}
/**
* Create multiple prompts for an interaction
*/
export async function handleCreatePromptsBatch(
args: {
interactionId: string;
prompts: Array<{
question: string;
type: string;
options?: string[];
answer?: any;
explanation?: string;
codeLanguage?: string;
codeStarterCode?: string;
componentType?: string;
componentConfig?: any;
}>;
},
context: BrainloopToolContext
): Promise<CallToolResult> {
try {
logger.info(`📝 Creating ${args.prompts.length} prompts for interaction ${args.interactionId}`);
const result = await context.brainloopService.createPromptsBatch(args.interactionId, args.prompts);
return {
content: [{
type: 'text',
text: `✅ **${result.metadata.totalCreated} Prompts Created Successfully!**\n\n` +
`**Interaction ID:** ${result.interaction.id}\n` +
`**Lesson:** ${result.lesson.title}\n` +
`**Total Prompts Now:** ${result.metadata.totalPromptsNow}\n\n` +
`**Created Prompts:**\n` +
result.prompts.map((p: any, i: number) =>
`${i + 1}. ${p.question.substring(0, 60)}${p.question.length > 60 ? '...' : ''} (${p.type})`
).join('\n')
}]
};
} catch (error) {
logger.error('Failed to create prompts batch', { error, interactionId: args.interactionId });
throw new Error(`Failed to create prompts batch: ${error instanceof Error ? error.message : String(error)}`);
}
}
/**
* Get all prompts for a lesson
*/
export async function handleGetLessonPrompts(
args: { lessonId: string },
context: BrainloopToolContext
): Promise<CallToolResult> {
try {
logger.info(`📚 Getting prompts for lesson ${args.lessonId}`);
const result = await context.brainloopService.getLessonPrompts(args.lessonId);
if (result.metadata.totalPrompts === 0) {
return {
content: [{
type: 'text',
text: `📭 **No prompts found for this lesson**\n\n` +
`**Lesson:** ${result.lesson.title}\n` +
`**Has Interaction:** ${result.lesson.hasInteraction ? 'Yes' : 'No'}\n\n` +
(result.metadata.needsInteraction
? `💡 Create an interaction first with \`create_interaction\``
: `💡 Add prompts with \`create_prompt\` or \`create_prompts_batch\``)
}]
};
}
return {
content: [{
type: 'text',
text: `📚 **Lesson Prompts** (${result.metadata.totalPrompts} total)\n\n` +
`**Lesson:** ${result.lesson.title}\n` +
`**Interaction ID:** ${result.interaction.id}\n\n` +
`**Prompts:**\n` +
result.prompts.map((p: any, i: number) =>
`${i + 1}. **${p.question}**\n` +
` Type: ${p.type}\n` +
` ID: ${p.id}\n` +
(p.options ? ` Options: ${p.options.length}\n` : '') +
(p.explanation ? ` Has explanation: Yes\n` : '')
).join('\n')
}]
};
} catch (error) {
logger.error('Failed to get lesson prompts', { error, lessonId: args.lessonId });
throw new Error(`Failed to get lesson prompts: ${error instanceof Error ? error.message : String(error)}`);
}
}
/**
* Update an existing lesson
*/
export async function handleUpdateLesson(
args: {
lessonId: string;
title?: string;
content?: string;
videoUrl?: string;
},
context: BrainloopToolContext
): Promise<CallToolResult> {
try {
logger.info(`✏️ Updating lesson ${args.lessonId}`);
const result = await context.brainloopService.updateLesson(args.lessonId, {
title: args.title,
content: args.content,
videoUrl: args.videoUrl,
});
return {
content: [{
type: 'text',
text: `✅ **Lesson Updated Successfully!**\n\n` +
`**Lesson ID:** ${result.lesson.id}\n` +
`**Title:** ${result.lesson.title}\n` +
`**Content Length:** ${result.lesson.content?.length || 0} characters\n` +
(result.lesson.videoUrl ? `**Video:** ${result.lesson.videoUrl}\n` : '') +
(result.lesson.updatedAt ? `**Last Updated:** ${new Date(result.lesson.updatedAt).toLocaleString()}\n\n` : '\n') +
`💡 Changes saved successfully. The lesson content has been updated.`
}]
};
} catch (error) {
logger.error('Failed to update lesson', { error, lessonId: args.lessonId });
throw new Error(`Failed to update lesson: ${error instanceof Error ? error.message : String(error)}`);
}
}
/**
* Update an existing unit
*/
export async function handleUpdateUnit(
args: {
unitId: string;
title?: string;
description?: string;
},
context: BrainloopToolContext
): Promise<CallToolResult> {
try {
logger.info(`✏️ Updating unit ${args.unitId}`);
const result = await context.brainloopService.updateUnit(args.unitId, {
title: args.title,
description: args.description,
});
return {
content: [{
type: 'text',
text: `✅ **Unit Updated Successfully!**\n\n` +
`**Unit ID:** ${result.unit.id}\n` +
`**Title:** ${result.unit.title}\n` +
`**Description:** ${result.unit.description}\n` +
`**Lesson Count:** ${result.unit._count?.lessons || 0}\n` +
(result.unit.updatedAt ? `**Last Updated:** ${new Date(result.unit.updatedAt).toLocaleString()}\n\n` : '\n') +
`💡 Changes saved successfully. The unit details have been updated.`
}]
};
} catch (error) {
logger.error('Failed to update unit', { error, unitId: args.unitId });
throw new Error(`Failed to update unit: ${error instanceof Error ? error.message : String(error)}`);
}
}
/**
* Get all lessons for a unit
*/
export async function handleGetUnitLessons(
args: { unitId: string },
context: BrainloopToolContext
): Promise<CallToolResult> {
try {
logger.info(`📚 Getting lessons for unit ${args.unitId}`);
const lessons = await context.brainloopService.getUnitLessons(args.unitId);
if (lessons.length === 0) {
return {
content: [{
type: 'text',
text: `📭 **No lessons found in this unit**\n\n` +
`**Unit ID:** ${args.unitId}\n\n` +
`💡 Use \`expand_brainloop\` to add lessons to this unit.`
}]
};
}
return {
content: [{
type: 'text',
text: `📚 **Unit Lessons** (${lessons.length} total)\n\n` +
`**Lessons:**\n` +
lessons.map((lesson, i) =>
`${i + 1}. **${lesson.title}**\n` +
` Lesson ID: ${lesson.id}\n` +
` Order: ${lesson.order}\n` +
` Content Length: ${lesson.content?.length || 0} characters\n` +
(lesson.videoUrl ? ` Video: ${lesson.videoUrl}\n` : '')
).join('\n') +
`\n\n💡 Use these lesson IDs to create interactions and add questions.`
}]
};
} catch (error) {
logger.error('Failed to get unit lessons', { error, unitId: args.unitId });
throw new Error(`Failed to get unit lessons: ${error instanceof Error ? error.message : String(error)}`);
}
}
/**
* Get a single lesson with full content
*/
export async function handleGetLesson(
args: { lessonId: string },
context: BrainloopToolContext
): Promise<CallToolResult> {
try {
logger.info(`📖 Getting lesson content for ${args.lessonId}`);
const lesson = await context.brainloopService.getLesson(args.lessonId);
return {
content: [{
type: 'text',
text: `📖 **${lesson.title}**\n\n` +
`**Lesson ID:** ${lesson.id}\n` +
`**Order:** ${lesson.order}\n` +
(lesson.videoUrl ? `**Video:** ${lesson.videoUrl}\n` : '') +
`**Content Length:** ${lesson.content?.length || 0} characters\n` +
(lesson.updatedAt ? `**Last Updated:** ${new Date(lesson.updatedAt).toLocaleString()}\n\n` : '\n') +
`---\n\n` +
`**Content:**\n\n${lesson.content || '*No content available*'}\n\n` +
`---\n\n` +
`💡 Use \`update_lesson\` to modify this lesson's content.`
}]
};
} catch (error) {
logger.error('Failed to get lesson', { error, lessonId: args.lessonId });
throw new Error(`Failed to get lesson: ${error instanceof Error ? error.message : String(error)}`);
}
}
/**
* Detect duplicate units and empty lessons
*/
export async function handleDetectDuplicates(
args: { courseId: string },
context: BrainloopToolContext
): Promise<CallToolResult> {
try {
logger.info(`🔍 Detecting duplicates for course ${args.courseId}`);
const result = await context.brainloopService.detectDuplicates(args.courseId);
let responseText = `🔍 **Duplicate Detection Report**\n\n`;
responseText += `**Course:** ${result.courseTitle}\n`;
responseText += `**Course ID:** ${result.courseId}\n\n`;
responseText += `**Summary:**\n`;
responseText += `- Total Units: ${result.summary.totalUnits}\n`;
responseText += `- Duplicate Groups: ${result.summary.duplicateGroups}\n`;
responseText += `- Empty Units: ${result.summary.emptyUnits}\n\n`;
if (result.duplicates.length > 0) {
responseText += `**🔄 Duplicate Units Found:**\n\n`;
for (const group of result.duplicates) {
responseText += `"${group.normalizedTitle}" - ${group.count} copies:\n`;
for (const unit of group.units) {
responseText += ` - ${unit.title} (ID: ${unit.id})\n`;
responseText += ` Order: ${unit.order}, Lessons: ${unit.lessonCount}, Empty: ${unit.emptyLessonCount}\n`;
}
responseText += `\n`;
}
}
if (result.emptyUnits.length > 0) {
responseText += `**🗑️ Empty Units Found:**\n\n`;
for (const unit of result.emptyUnits) {
responseText += `- **${unit.title}** (ID: ${unit.id})\n`;
responseText += ` Order: ${unit.order}, Lessons: ${unit.lessonCount}\n`;
if (unit.lessons.length > 0) {
responseText += ` Empty Lessons:\n`;
for (const lesson of unit.lessons) {
responseText += ` - ${lesson.title} (ID: ${lesson.id})\n`;
}
}
responseText += `\n`;
}
responseText += `\n💡 Use cleanup_empty_content to remove these empty units.`;
} else {
responseText += `✅ No empty units found.`;
}
return {
content: [{
type: 'text',
text: responseText
}]
};
} catch (error) {
logger.error('Failed to detect duplicates', { error, courseId: args.courseId });
throw new Error(`Failed to detect duplicates: ${error instanceof Error ? error.message : String(error)}`);
}
}
/**
* Reorder units in a course
*/
export async function handleReorderUnits(
args: { brainloopId: string; unitIds: string[] },
context: BrainloopToolContext
): Promise<CallToolResult> {
try {
logger.info(`🔄 Reordering units for course ${args.brainloopId}`);
const result = await context.brainloopService.reorderUnits(args.brainloopId, args.unitIds);
let responseText = `✅ **Units Reordered Successfully!**\n\n`;
responseText += `**Course:** ${result.course.title}\n`;
responseText += `**Course ID:** ${result.course.id}\n\n`;
responseText += `**New Unit Order:**\n`;
for (const unit of result.units) {
responseText += `${unit.order}. **${unit.title}** (ID: ${unit.id})\n`;
responseText += ` Lessons: ${unit._count.lessons}\n`;
}
return {
content: [{
type: 'text',
text: responseText
}]
};
} catch (error) {
logger.error('Failed to reorder units', { error, brainloopId: args.brainloopId });
throw new Error(`Failed to reorder units: ${error instanceof Error ? error.message : String(error)}`);
}
}
/**
* Move a lesson from one unit to another
*/
export async function handleMoveLesson(
args: { lessonId: string; targetUnitId: string; newOrder?: number },
context: BrainloopToolContext
): Promise<CallToolResult> {
try {
logger.info(`🔄 Moving lesson ${args.lessonId} to unit ${args.targetUnitId}`);
const result = await context.brainloopService.moveLesson(
args.lessonId,
args.targetUnitId,
args.newOrder
);
let responseText = `✅ **Lesson Moved Successfully!**\n\n`;
responseText += `**Lesson:** ${result.title}\n`;
responseText += `**Lesson ID:** ${result.id}\n`;
responseText += `**New Unit ID:** ${result.unitId}\n`;
responseText += `**New Order:** ${result.order}\n\n`;
responseText += `💡 The lesson has been moved to the target unit. Other lessons in both units have been automatically reordered.`;
return {
content: [{
type: 'text',
text: responseText
}]
};
} catch (error) {
logger.error('Failed to move lesson', { error, lessonId: args.lessonId, targetUnitId: args.targetUnitId });
throw new Error(`Failed to move lesson: ${error instanceof Error ? error.message : String(error)}`);
}
}
/**
* Clean up empty units
*/
export async function handleCleanupEmptyContent(
args: { courseId: string; dryRun?: boolean },
context: BrainloopToolContext
): Promise<CallToolResult> {
try {
const dryRun = args.dryRun ?? false;
logger.info(`🧹 ${dryRun ? 'Previewing' : 'Performing'} cleanup for course ${args.courseId}`);
const result = await context.brainloopService.cleanupEmptyContent(args.courseId, dryRun);
let responseText = '';
if (result.dryRun) {
responseText = `🔍 **Cleanup Preview (Dry Run)**\n\n`;
responseText += `**Course:** ${result.courseTitle}\n`;
responseText += `**Course ID:** ${result.courseId}\n\n`;
responseText += `**What would be deleted:**\n`;
responseText += `- Empty Units: ${result.summary.unitsToDelete}\n`;
responseText += `- Empty Lessons: ${result.summary.lessonsToDelete}\n\n`;
if (result.unitsToDelete.length > 0) {
responseText += `**Units to be deleted:**\n\n`;
for (const unit of result.unitsToDelete) {
responseText += `- **${unit.title}** (ID: ${unit.id})\n`;
responseText += ` Lessons: ${unit.lessonCount}\n`;
if (unit.lessons.length > 0) {
responseText += ` Lesson Details:\n`;
for (const lesson of unit.lessons) {
responseText += ` - ${lesson.title} ${lesson.isEmpty ? '(empty)' : ''}\n`;
}
}
responseText += `\n`;
}
responseText += `\n💡 Run again with dryRun=false to actually delete these units.`;
} else {
responseText += `✅ No empty units to delete.`;
}
} else {
responseText = `✅ **Cleanup Complete!**\n\n`;
responseText += `**Course:** ${result.courseTitle}\n`;
responseText += `**Course ID:** ${result.courseId}\n\n`;
responseText += `**Summary:**\n`;
responseText += `- Units Before: ${result.summary.totalUnitsBeforeCleanup}\n`;
responseText += `- Units After: ${result.summary.totalUnitsAfterCleanup}\n`;
responseText += `- Units Deleted: ${result.summary.unitsDeleted}\n`;
responseText += `- Lessons Deleted: ${result.summary.lessonsDeleted}\n\n`;
if (result.deletedUnits.length > 0) {
responseText += `**Deleted Units:**\n`;
for (const unit of result.deletedUnits) {
responseText += `- ${unit.title} (${unit.lessonCount} lessons)\n`;
}
}
responseText += `\n🎉 Course cleaned up successfully!`;
}
return {
content: [{
type: 'text',
text: responseText
}]
};
} catch (error) {
logger.error('Failed to cleanup empty content', { error, courseId: args.courseId });
throw new Error(`Failed to cleanup empty content: ${error instanceof Error ? error.message : String(error)}`);
}
}
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