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Add some conditional conformances to TableAlias #54

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Merged
merged 2 commits into from
May 28, 2025
Merged

Add some conditional conformances to TableAlias #54

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9c8eb13
Add conditional codable conformance to TableAlias.
mbrandonw May 27, 2025
384c5ed
wip
mbrandonw May 27, 2025
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25 changes: 25 additions & 0 deletions Sources/StructuredQueriesCore/TableAlias.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -193,6 +193,31 @@ extension TableAlias: QueryRepresentable where Base: QueryRepresentable {

extension TableAlias: Sendable where Base: Sendable {}

extension TableAlias: Equatable where Base: Equatable {}

extension TableAlias: Hashable where Base: Hashable {}

extension TableAlias: Decodable where Base: Decodable {
public init(from decoder: Decoder) throws {
do {
self.init(base: try decoder.singleValueContainer().decode(Base.self))
} catch {
self.init(base: try Base(from: decoder))
}
}
}

extension TableAlias: Encodable where Base: Encodable {
public func encode(to encoder: Encoder) throws {
do {
var container = encoder.singleValueContainer()
try container.encode(self.base)
} catch {
try self.base.encode(to: encoder)
}
}
}

extension QueryFragment {
fileprivate func replacingOccurrences<T: Table, A: AliasName>(
of _: T.Type, with _: A.Type
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36 changes: 36 additions & 0 deletions Tests/StructuredQueriesTests/SelectTests.swift
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Expand Up @@ -984,6 +984,42 @@ extension SnapshotTests {
└───┴───┘
"""
}

assertQuery(
Reminder.as(R1.self)
.group(by: \.id)
.leftJoin(Reminder.as(R2.self).all) { $0.id.eq($1.id) }
.limit(1)
.select { ($0, $1.jsonGroupArray()) }
) {
"""
SELECT "r1s"."id", "r1s"."assignedUserID", "r1s"."dueDate", "r1s"."isCompleted", "r1s"."isFlagged", "r1s"."notes", "r1s"."priority", "r1s"."remindersListID", "r1s"."title", json_group_array(CASE WHEN ("r2s"."id" IS NOT NULL) THEN json_object('id', json_quote("r2s"."id"), 'assignedUserID', json_quote("r2s"."assignedUserID"), 'dueDate', json_quote("r2s"."dueDate"), 'isCompleted', json(CASE "r2s"."isCompleted" WHEN 0 THEN 'false' WHEN 1 THEN 'true' END), 'isFlagged', json(CASE "r2s"."isFlagged" WHEN 0 THEN 'false' WHEN 1 THEN 'true' END), 'notes', json_quote("r2s"."notes"), 'priority', json_quote("r2s"."priority"), 'remindersListID', json_quote("r2s"."remindersListID"), 'title', json_quote("r2s"."title")) END)
FROM "reminders" AS "r1s"
LEFT JOIN "reminders" AS "r2s" ON ("r1s"."id" = "r2s"."id")
GROUP BY "r1s"."id"
LIMIT 1
"""
}results: {
"""
┌────────────────────────────────────────────┬────────────────────────────────────────────────┐
│ Reminder( │ [ │
│ id: 1, │ [0]: TableAlias( │
│ assignedUserID: 1, │ base: Reminder( │
│ dueDate: Date(2001-01-01T00:00:00.000Z), │ id: 1, │
│ isCompleted: false, │ assignedUserID: 1, │
│ isFlagged: false, │ dueDate: Date(2001-01-01T00:00:00.000Z), │
│ notes: "Milk, Eggs, Apples", │ isCompleted: false, │
│ priority: nil, │ isFlagged: false, │
│ remindersListID: 1, │ notes: "Milk, Eggs, Apples", │
│ title: "Groceries" │ priority: nil, │
│ ) │ remindersListID: 1, │
│ │ title: "Groceries" │
│ │ ) │
│ │ ) │
│ │ ] │
└────────────────────────────────────────────┴────────────────────────────────────────────────┘
"""
}
}

@Test func `case`() {
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