import { BaseEditStrategy } from './BaseEditStrategy.js';
import { EditOperation, EditContext, EditResult, NewSectionOperation } from './IEditStrategy.js';
/**
* Strategy for handling new section operations
* Creates new sections in documents at specified positions
*/
export class SectionEditStrategy extends BaseEditStrategy {
/**
* Checks if the operation is a new-section operation
*/
async canHandle(operation: EditOperation): Promise<boolean> {
return operation.type === 'new-section';
}
/**
* Executes the new section operation
*/
async execute(operation: EditOperation, context: EditContext): Promise<EditResult> {
if (operation.type !== 'new-section') {
throw new Error('Cannot execute non-new-section operation');
}
const sectionOp = operation as NewSectionOperation;
const sectionContent = sectionOp.content || '';
const newSection = `\n## ${sectionOp.title}\n${sectionContent}`;
try {
if (sectionOp.at === 'end') {
// Simple append for end position
await this.appendToFile(context.filepath, newSection, context.client);
} else if (sectionOp.at === 'start') {
// Prepend to start
const currentContent = await this.getFileContent(context.filepath, context.client);
const newContent = newSection + '\n\n' + currentContent;
await this.updateFileContent(context.filepath, newContent, context.client);
} else {
// Insert after specified heading
await this.patchFileContent(
context.filepath,
newSection,
{
targetType: 'heading',
target: sectionOp.at,
insertAfter: true,
createIfNotExists: false
},
context.client
);
}
return this.formatResult({
success: true,
message: `Successfully created section "${sectionOp.title}" in ${context.filepath}`,
operation: 'new_section',
filepath: context.filepath,
section: sectionOp.title,
position: sectionOp.at
});
} catch (error: unknown) {
const errorMessage = error instanceof Error ? error.message : String(error);
return this.formatErrorWithAlternative(
`New section creation failed: ${errorMessage}`,
'Try appending the section to the end',
{
file: context.filepath,
append: `\n## ${sectionOp.title}\n${sectionContent}`
}
);
}
}
}
