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import type { PROperationParams, PullRequestResponse } from '@/tools/github/types'
import { BRANCH_REF_OUTPUT, PR_FILE_OUTPUT_PROPERTIES, USER_OUTPUT } from '@/tools/github/types'
import type { ToolConfig } from '@/tools/types'
export const prTool: ToolConfig<PROperationParams, PullRequestResponse> = {
id: 'github_pr',
name: 'GitHub PR Reader',
description: 'Fetch PR details including diff and files changed',
version: '1.0.0',
params: {
owner: {
type: 'string',
required: true,
visibility: 'user-or-llm',
description: 'Repository owner',
},
repo: {
type: 'string',
required: true,
visibility: 'user-or-llm',
description: 'Repository name',
},
pullNumber: {
type: 'number',
required: true,
visibility: 'user-or-llm',
description: 'Pull request number',
},
apiKey: {
type: 'string',
required: true,
visibility: 'user-only',
description: 'GitHub API token',
},
},
request: {
url: (params) =>
`https://api.github.com/repos/${params.owner}/${params.repo}/pulls/${params.pullNumber}`,
method: 'GET',
headers: (params) => ({
Accept: 'application/vnd.github.v3+json',
Authorization: `Bearer ${params.apiKey}`,
}),
},
transformResponse: async (response, params) => {
const pr = await response.json()
const filesResponse = await fetch(
`https://api.github.com/repos/${pr.base.repo.owner.login}/${pr.base.repo.name}/pulls/${pr.number}/files`,
{
headers: {
Accept: 'application/vnd.github+json',
Authorization: `Bearer ${params?.apiKey}`,
'X-GitHub-Api-Version': '2022-11-28',
},
}
)
if (!filesResponse.ok) {
const error = await filesResponse.json().catch(() => ({}))
return {
success: false,
error: error.message || `Failed to fetch PR files (HTTP ${filesResponse.status})`,
output: {
content: '',
metadata: {
number: pr.number,
title: pr.title,
state: pr.state,
html_url: pr.html_url,
diff_url: pr.diff_url,
created_at: pr.created_at,
updated_at: pr.updated_at,
files: [],
},
},
}
}
const filesJson = await filesResponse.json()
const files = Array.isArray(filesJson) ? filesJson : []
const content = `PR #${pr.number}: "${pr.title}" (${pr.state}) - Created: ${pr.created_at}, Updated: ${pr.updated_at}
Description: ${pr.body || 'No description'}
Files changed: ${files.length}
URL: ${pr.html_url}`
return {
success: true,
output: {
content,
metadata: {
number: pr.number,
title: pr.title,
state: pr.state,
html_url: pr.html_url,
diff_url: pr.diff_url,
created_at: pr.created_at,
updated_at: pr.updated_at,
files: files.map((file: any) => ({
filename: file.filename,
additions: file.additions,
deletions: file.deletions,
changes: file.changes,
patch: file.patch,
blob_url: file.blob_url,
raw_url: file.raw_url,
status: file.status,
})),
},
},
}
},
outputs: {
content: { type: 'string', description: 'Human-readable PR summary' },
metadata: {
type: 'object',
description: 'Detailed PR metadata including file changes',
properties: {
number: { type: 'number', description: 'Pull request number' },
title: { type: 'string', description: 'PR title' },
state: { type: 'string', description: 'PR state (open/closed/merged)' },
html_url: { type: 'string', description: 'GitHub web URL' },
diff_url: { type: 'string', description: 'Raw diff URL' },
created_at: { type: 'string', description: 'Creation timestamp' },
updated_at: { type: 'string', description: 'Last update timestamp' },
files: {
type: 'array',
description: 'Files changed in the PR',
items: {
type: 'object',
properties: {
filename: { type: 'string', description: 'File path' },
additions: { type: 'number', description: 'Lines added' },
deletions: { type: 'number', description: 'Lines deleted' },
changes: { type: 'number', description: 'Total changes' },
patch: { type: 'string', description: 'File diff patch' },
blob_url: { type: 'string', description: 'GitHub blob URL' },
raw_url: { type: 'string', description: 'Raw file URL' },
status: { type: 'string', description: 'Change type (added/modified/deleted)' },
},
},
},
},
},
},
}
export const prV2Tool: ToolConfig<PROperationParams, any> = {
id: 'github_pr_v2',
name: prTool.name,
description: prTool.description,
version: '2.0.0',
params: prTool.params,
request: prTool.request,
transformResponse: async (response: Response, params) => {
const pr = await response.json()
const filesResponse = await fetch(
`https://api.github.com/repos/${pr.base.repo.owner.login}/${pr.base.repo.name}/pulls/${pr.number}/files`,
{
headers: {
Accept: 'application/vnd.github+json',
Authorization: `Bearer ${params?.apiKey}`,
'X-GitHub-Api-Version': '2022-11-28',
},
}
)
if (!filesResponse.ok) {
const error = await filesResponse.json().catch(() => ({}))
return {
success: false,
error: error.message || `Failed to fetch PR files (HTTP ${filesResponse.status})`,
output: {
id: pr.id,
number: pr.number,
title: pr.title,
state: pr.state,
html_url: pr.html_url,
diff_url: pr.diff_url,
body: pr.body ?? null,
user: pr.user,
head: pr.head,
base: pr.base,
merged: pr.merged,
mergeable: pr.mergeable ?? null,
merged_by: pr.merged_by ?? null,
comments: pr.comments,
review_comments: pr.review_comments,
commits: pr.commits,
additions: pr.additions,
deletions: pr.deletions,
changed_files: pr.changed_files,
created_at: pr.created_at,
updated_at: pr.updated_at,
closed_at: pr.closed_at ?? null,
merged_at: pr.merged_at ?? null,
files: [],
},
}
}
const filesJson = await filesResponse.json()
const files = Array.isArray(filesJson) ? filesJson : []
return {
success: true,
output: {
id: pr.id,
number: pr.number,
title: pr.title,
state: pr.state,
html_url: pr.html_url,
diff_url: pr.diff_url,
body: pr.body ?? null,
user: pr.user,
head: pr.head,
base: pr.base,
merged: pr.merged,
mergeable: pr.mergeable ?? null,
merged_by: pr.merged_by ?? null,
comments: pr.comments,
review_comments: pr.review_comments,
commits: pr.commits,
additions: pr.additions,
deletions: pr.deletions,
changed_files: pr.changed_files,
created_at: pr.created_at,
updated_at: pr.updated_at,
closed_at: pr.closed_at ?? null,
merged_at: pr.merged_at ?? null,
files: files ?? [],
},
}
},
outputs: {
id: { type: 'number', description: 'Pull request ID' },
number: { type: 'number', description: 'Pull request number' },
title: { type: 'string', description: 'PR title' },
state: { type: 'string', description: 'PR state (open/closed)' },
html_url: { type: 'string', description: 'GitHub web URL' },
diff_url: { type: 'string', description: 'Raw diff URL' },
body: { type: 'string', description: 'PR description' },
user: USER_OUTPUT,
head: BRANCH_REF_OUTPUT,
base: BRANCH_REF_OUTPUT,
merged: { type: 'boolean', description: 'Whether PR is merged' },
mergeable: { type: 'boolean', description: 'Whether PR is mergeable' },
merged_by: USER_OUTPUT,
comments: { type: 'number', description: 'Number of comments' },
review_comments: { type: 'number', description: 'Number of review comments' },
commits: { type: 'number', description: 'Number of commits' },
additions: { type: 'number', description: 'Lines added' },
deletions: { type: 'number', description: 'Lines deleted' },
changed_files: { type: 'number', description: 'Number of changed files' },
created_at: { type: 'string', description: 'Creation timestamp' },
updated_at: { type: 'string', description: 'Last update timestamp' },
closed_at: { type: 'string', description: 'Close timestamp' },
merged_at: { type: 'string', description: 'Merge timestamp' },
files: {
type: 'array',
description: 'Array of changed file objects',
items: {
type: 'object',
properties: PR_FILE_OUTPUT_PROPERTIES,
},
},
},
}