129 lines
4.9 KiB
Swift
129 lines
4.9 KiB
Swift
//
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// Mastodon+API+Search.swift
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//
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//
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// Created by sxiaojian on 2021/3/31.
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//
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import Combine
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import Foundation
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extension Mastodon.API.V2.Search {
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static func searchURL(domain: String) -> URL {
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Mastodon.API.endpointV2URL(domain: domain).appendingPathComponent("search")
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}
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/// Search results
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///
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/// Search for content in accounts, statuses and hashtags.
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///
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/// Version history:
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/// 2.4.1 - added, limit hardcoded to 5
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/// 2.8.0 - add type, limit, offset, min_id, max_id, account_id
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/// 3.0.0 - add exclude_unreviewed param
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/// # Reference
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/// [Document](https://docs.joinmastodon.org/methods/search/)
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/// - Parameters:
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/// - session: `URLSession`
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/// - domain: Mastodon instance domain. e.g. "example.com"
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/// - query: search query
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/// - authorization: User token
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/// - Returns: `AnyPublisher` contains `Accounts,Hashtags,Status` nested in the response
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public static func search(
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session: URLSession,
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domain: String,
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query: Mastodon.API.V2.Search.Query,
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authorization: Mastodon.API.OAuth.Authorization
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) -> AnyPublisher<Mastodon.Response.Content<Mastodon.Entity.SearchResult>, Error> {
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let request = Mastodon.API.get(
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url: searchURL(domain: domain),
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query: query,
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authorization: authorization
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)
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return session.dataTaskPublisher(for: request)
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.tryMap { data, response in
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let value = try Mastodon.API.decode(type: Mastodon.Entity.SearchResult.self, from: data, response: response)
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return Mastodon.Response.Content(value: value, response: response)
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}
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.eraseToAnyPublisher()
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}
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}
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extension Mastodon.API.V2.Search {
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public struct Query: Codable, GetQuery {
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public init(q: String,
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type: SearchType? = nil,
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accountID: Mastodon.Entity.Account.ID? = nil,
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maxID: Mastodon.Entity.Status.ID? = nil,
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minID: Mastodon.Entity.Status.ID? = nil,
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excludeUnreviewed: Bool? = nil,
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resolve: Bool? = nil,
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limit: Int? = nil,
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offset: Int? = nil,
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following: Bool? = nil) {
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self.accountID = accountID
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self.maxID = maxID
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self.minID = minID
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self.type = type
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self.excludeUnreviewed = excludeUnreviewed
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self.q = q
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self.resolve = resolve
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self.limit = limit
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self.offset = offset
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self.following = following
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}
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public let accountID: Mastodon.Entity.Account.ID?
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public let maxID: Mastodon.Entity.Status.ID?
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public let minID: Mastodon.Entity.Status.ID?
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public let type: SearchType?
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public let excludeUnreviewed: Bool? // Filter out unreviewed tags? Defaults to false. Use true when trying to find trending tags.
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public let q: String
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public let resolve: Bool? // Attempt WebFinger lookup. Defaults to false.
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public let limit: Int? // Maximum number of results to load, per type. Defaults to 20. Max 40.
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public let offset: Int? // Offset in search results. Used for pagination. Defaults to 0.
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public let following: Bool? // Only include accounts that the user is following. Defaults to false.
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var queryItems: [URLQueryItem]? {
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var items: [URLQueryItem] = []
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accountID.flatMap { items.append(URLQueryItem(name: "account_id", value: $0)) }
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maxID.flatMap { items.append(URLQueryItem(name: "max_id", value: $0)) }
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minID.flatMap { items.append(URLQueryItem(name: "min_id", value: $0)) }
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type.flatMap { items.append(URLQueryItem(name: "type", value: $0.rawValue)) }
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excludeUnreviewed.flatMap { items.append(URLQueryItem(name: "exclude_unreviewed", value: $0.queryItemValue)) }
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items.append(URLQueryItem(name: "q", value: q))
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resolve.flatMap { items.append(URLQueryItem(name: "resolve", value: $0.queryItemValue)) }
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limit.flatMap { items.append(URLQueryItem(name: "limit", value: String($0))) }
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offset.flatMap { items.append(URLQueryItem(name: "offset", value: String($0))) }
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following.flatMap { items.append(URLQueryItem(name: "following", value: $0.queryItemValue)) }
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guard !items.isEmpty else { return nil }
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return items
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}
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}
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}
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extension Mastodon.API.V2.Search {
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public enum SearchType: String, Codable {
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case accounts
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case hashtags
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case statuses
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case `default`
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public var rawValue: String {
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switch self {
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case .accounts:
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return "accounts"
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case .hashtags:
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return "hashtags"
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case .statuses:
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return "statuses"
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case .default:
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return ""
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}
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}
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}
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}
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