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|
import Foundation
@Observable
@MainActor
final class UserProfileViewModel {
private(set) var repositories: [RepositorySummary] = []
private(set) var trackers: [TrackerSummary] = []
private(set) var contributionCalendar: ContributionCalendarResponse?
private(set) var contributionStats: ContributionStatsResponse?
private(set) var isLoadingRepositories = false
private(set) var isLoadingTrackers = false
private(set) var isLoadingContributions = false
var repositoriesError: String?
var trackersError: String?
var contributionsError: String?
private let client: SRHTClient
private let statsService: HutchStatsService
let ownerUsername: String
let actor: String
var isContributionActivityIndexedButEmpty: Bool {
contributionDisplayState != .populated && contributionDisplayState != .unavailable
}
var contributionStatusText: String? {
switch contributionDisplayState {
case .indexing:
return "Activity is being indexed."
case .empty:
return "No contribution activity found."
case .unavailable:
return "Contribution activity is unavailable."
case .populated:
return nil
}
}
init(ownerUsername: String, actor: String, client: SRHTClient, statsService: HutchStatsService) {
self.ownerUsername = ownerUsername
self.actor = actor
self.client = client
self.statsService = statsService
}
func loadRepositories() async {
isLoadingRepositories = true
repositoriesError = nil
defer { isLoadingRepositories = false }
do {
let cached = try await client.executeCached(
service: .git,
query: Self.repositoriesQuery,
variables: ["owner": ownerUsername],
responseType: UserRepositoriesResponse.self,
cacheKey: APICacheKeys.userRepositories(owner: ownerUsername),
resourceType: .userProfile,
ttl: APICacheTTLs.userProfile,
policy: .cacheFirstThenRefresh
)
repositories = cached.value.user.repositories.results.map { $0.repositorySummary(service: .git) }
} catch {
repositoriesError = error.userFacingMessage
}
}
func updateRepository(_ repository: RepositorySummary) {
guard let index = repositories.firstIndex(where: { $0.id == repository.id }) else { return }
repositories[index] = repository
repositories.sort { lhs, rhs in
if lhs.updated == rhs.updated {
return lhs.name.localizedCaseInsensitiveCompare(rhs.name) == .orderedAscending
}
return lhs.updated > rhs.updated
}
}
func loadTrackers() async {
isLoadingTrackers = true
trackersError = nil
defer { isLoadingTrackers = false }
do {
let cached = try await client.executeCached(
service: .todo,
query: Self.trackersQuery,
variables: ["owner": ownerUsername],
responseType: UserTrackersResponse.self,
cacheKey: APICacheKeys.userTrackers(owner: ownerUsername),
resourceType: .userProfile,
ttl: APICacheTTLs.userProfile,
policy: .cacheFirstThenRefresh
)
trackers = cached.value.user.trackers.results
} catch {
trackersError = error.userFacingMessage
}
}
func loadContributions(endingOn endDate: Date? = nil) async {
isLoadingContributions = true
contributionsError = nil
defer { isLoadingContributions = false }
let resolvedEndDate = Calendar.contributionCalendar.startOfDay(for: endDate ?? Date())
do {
async let contributionCalendar = statsService.fetchContributionCalendar(actor: actor, endingOn: resolvedEndDate)
async let contributionStats = statsService.fetchContributionStats(actor: actor, endingOn: resolvedEndDate)
self.contributionCalendar = try await contributionCalendar
self.contributionStats = try await contributionStats
if contributionDisplayState != .unavailable {
contributionsError = nil
}
} catch {
contributionsError = error.userFacingMessage
}
}
private static let repositoriesQuery = """
query userRepositories($owner: String!) {
user(username: $owner) {
repositories {
results {
id
rid
name
description
visibility
updated
owner { canonicalName }
HEAD { name target }
}
cursor
}
}
}
"""
private static let trackersQuery = """
query userTrackers($owner: String!) {
user(username: $owner) {
trackers {
results {
id
rid
name
description
visibility
updated
owner { canonicalName }
}
cursor
}
}
}
"""
private struct UserRepositoriesResponse: Decodable, Sendable {
let user: UserRepositoriesContainer
}
private struct UserRepositoriesContainer: Decodable, Sendable {
let repositories: RepositoriesPage
}
private struct RepositoriesPage: Decodable, Sendable {
let results: [RepositoryPayload]
let cursor: String?
}
private struct RepositoryPayload: Decodable, Sendable {
let id: Int
let rid: String
let name: String
let description: String?
let visibility: Visibility
let updated: Date
let owner: Entity
let head: Reference?
enum CodingKeys: String, CodingKey {
case id, rid, name, description, visibility, updated, owner
case head = "HEAD"
}
func repositorySummary(service: SRHTService) -> RepositorySummary {
RepositorySummary(
fields: .init(
id: id,
rid: rid,
service: service,
name: name,
description: description,
visibility: visibility,
updated: updated,
owner: owner,
head: head
)
)
}
}
private struct UserTrackersResponse: Decodable, Sendable {
let user: UserTrackersContainer
}
private struct UserTrackersContainer: Decodable, Sendable {
let trackers: TrackersPage
}
private struct TrackersPage: Decodable, Sendable {
let results: [TrackerSummary]
let cursor: String?
}
private enum ContributionDisplayState {
case populated
case indexing
case empty
case unavailable
}
private var contributionDisplayState: ContributionDisplayState {
if let contributionStats, contributionStats.totalEvents > 0 {
return .populated
}
if let contributionCalendar, !contributionCalendar.isEmpty {
return .populated
}
let indexingState = contributionStats?.indexingState ?? contributionCalendar?.indexingState
switch indexingState {
case .pending:
return .indexing
case .error:
return .unavailable
case .indexed, nil:
return .empty
}
}
}
|
