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176 lines (165 loc) · 4.96 KB
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import {
BUFFER_API_URL,
BUFFER_POST_SELECTION,
BUFFER_POST_STATUSES,
type BufferGetPostsParams,
type BufferPostsResponse,
bufferHeaders,
mapBufferPost,
PAGE_INFO_OUTPUT_PROPERTIES,
POST_OUTPUT_PROPERTIES,
parseBufferGraphQLResponse,
} from '@/tools/buffer/types'
import type { ToolConfig } from '@/tools/types'
const GET_POSTS_QUERY = `
query GetPosts($input: PostsInput!, $first: Int, $after: String) {
posts(input: $input, first: $first, after: $after) {
edges {
node {
${BUFFER_POST_SELECTION}
}
}
pageInfo {
hasNextPage
endCursor
}
}
}
`
const DEFAULT_LIMIT = 20
/**
* Splits a comma-separated string into trimmed, non-empty values.
*/
function splitCommaSeparated(value: string): string[] {
return value
.split(',')
.map((entry) => entry.trim())
.filter((entry) => entry.length > 0)
}
export const bufferGetPostsTool: ToolConfig<BufferGetPostsParams, BufferPostsResponse> = {
id: 'buffer_get_posts',
name: 'Buffer Get Posts',
description:
'List posts in a Buffer organization, optionally filtered by channel and status (draft, needs_approval, scheduled, sending, sent, error)',
version: '1.0.0',
params: {
apiKey: {
type: 'string',
required: true,
visibility: 'user-only',
description: 'Buffer API key',
},
organizationId: {
type: 'string',
required: true,
visibility: 'user-or-llm',
description: 'Buffer organization ID (find it with the Get Account operation)',
},
channelIds: {
type: 'string',
required: false,
visibility: 'user-or-llm',
description: 'Comma-separated channel IDs to filter by',
},
status: {
type: 'string',
required: false,
visibility: 'user-or-llm',
description:
'Comma-separated statuses to filter by: draft, needs_approval, scheduled, sending, sent, error',
},
limit: {
type: 'number',
required: false,
visibility: 'user-or-llm',
description: 'Maximum number of posts to return (default 20)',
},
after: {
type: 'string',
required: false,
visibility: 'user-or-llm',
description: 'Pagination cursor from a previous page (pageInfo.endCursor)',
},
sortBy: {
type: 'string',
required: false,
visibility: 'user-or-llm',
description: 'Field to sort by: dueAt or createdAt (default dueAt)',
},
sortDirection: {
type: 'string',
required: false,
visibility: 'user-or-llm',
description: 'Sort direction: asc or desc (default asc)',
},
},
request: {
url: BUFFER_API_URL,
method: 'POST',
headers: (params) => bufferHeaders(params.apiKey),
body: (params) => {
const input: Record<string, unknown> = { organizationId: params.organizationId }
const filter: Record<string, unknown> = {}
if (params.channelIds) {
const channelIds = splitCommaSeparated(params.channelIds)
if (channelIds.length > 0) filter.channelIds = channelIds
}
if (params.status) {
const statuses = splitCommaSeparated(params.status)
const invalid = statuses.filter(
(status) => !(BUFFER_POST_STATUSES as readonly string[]).includes(status)
)
if (invalid.length > 0) {
throw new Error(
`Invalid post status "${invalid[0]}". Valid statuses: ${BUFFER_POST_STATUSES.join(', ')}`
)
}
if (statuses.length > 0) filter.status = statuses
}
if (Object.keys(filter).length > 0) input.filter = filter
const sortBy = params.sortBy || 'dueAt'
if (!['dueAt', 'createdAt'].includes(sortBy)) {
throw new Error('sortBy must be either "dueAt" or "createdAt"')
}
const sortDirection = params.sortDirection || 'asc'
if (!['asc', 'desc'].includes(sortDirection)) {
throw new Error('sortDirection must be either "asc" or "desc"')
}
input.sort = [{ field: sortBy, direction: sortDirection }]
return {
query: GET_POSTS_QUERY,
variables: {
input,
first: params.limit ?? DEFAULT_LIMIT,
after: params.after || null,
},
}
},
},
transformResponse: async (response: Response) => {
const data = await parseBufferGraphQLResponse(response)
const posts = data.posts ?? {}
return {
success: true,
output: {
posts: (posts.edges ?? []).map((edge: Record<string, any>) => mapBufferPost(edge.node)),
pageInfo: {
hasNextPage: posts.pageInfo?.hasNextPage ?? false,
endCursor: posts.pageInfo?.endCursor ?? null,
},
},
}
},
outputs: {
posts: {
type: 'array',
description: 'Posts matching the filters',
items: { type: 'object', properties: POST_OUTPUT_PROPERTIES },
},
pageInfo: {
type: 'object',
description: 'Pagination info for fetching the next page',
properties: PAGE_INFO_OUTPUT_PROPERTIES,
},
},
}