Skip to content

Navigation Menu

Sign in
Appearance settings

Search code, repositories, users, issues, pull requests...

Provide feedback

We read every piece of feedback, and take your input very seriously.

Saved searches

Use saved searches to filter your results more quickly
Sign up
Appearance settings

Commit 4265268

Browse files
FluentKit Beta 5 (#139)
* field key * fix id key * config updates * nested field * updates * updates * schema * schema * beta.5 tag * fix hostname
1 parent 9244cb2 commit 4265268

File tree

7 files changed

+227
-264
lines changed

7 files changed

+227
-264
lines changed

‎.github/workflows/test.yml

Lines changed: 4 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -18,6 +18,8 @@ jobs:
1818
steps:
1919
- uses: actions/checkout@v1
2020
- run: swift test --enable-test-discovery --sanitize=thread
21+
env:
22+
POSTGRES_HOSTNAME: psql
2123
bionic:
2224
container:
2325
image: vapor/swift:5.2-bionic
@@ -34,3 +36,5 @@ jobs:
3436
steps:
3537
- uses: actions/checkout@v1
3638
- run: swift test --enable-test-discovery --sanitize=thread
39+
env:
40+
POSTGRES_HOSTNAME: psql

‎Package.swift

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -10,7 +10,7 @@ let package = Package(
1010
.library(name: "FluentPostgresDriver", targets: ["FluentPostgresDriver"]),
1111
],
1212
dependencies: [
13-
.package(url: "https://github.com/vapor/fluent-kit.git", from: "1.0.0-beta.2"),
13+
.package(url: "https://github.com/vapor/fluent-kit.git", from: "1.0.0-beta.5"),
1414
.package(url: "https://github.com/vapor/postgres-kit.git", from: "2.0.0-beta.2"),
1515
],
1616
targets: [

‎Sources/FluentPostgresDriver/FluentPostgresDatabase.swift

Lines changed: 37 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -9,18 +9,24 @@ struct _FluentPostgresDatabase {
99
}
1010

1111
extension _FluentPostgresDatabase: Database {
12-
func execute(query: DatabaseQuery, onRow: @escaping (DatabaseRow) -> ()) -> EventLoopFuture<Void> {
12+
func execute(
13+
query: DatabaseQuery,
14+
onOutput: @escaping (DatabaseOutput) -> ()
15+
) -> EventLoopFuture<Void> {
1316
var expression = SQLQueryConverter(delegate: PostgresConverterDelegate())
1417
.convert(query)
1518
switch query.action {
1619
case .create:
17-
expression = PostgresReturningKey(key: query.idKey, base: expression)
20+
expression = PostgresReturningID(
21+
base: expression,
22+
idKey: query.customIDKey ?? .id
23+
)
1824
default: break
1925
}
2026
let (sql, binds) = self.serialize(expression)
2127
do {
2228
return try self.query(sql, binds.map { try self.encoder.encode(0ドル) }) {
23-
onRow(0ドル.databaseRow(using: self.decoder))
29+
onOutput(0ドル.databaseOutput(using: self.decoder))
2430
}
2531
} catch {
2632
return self.eventLoop.makeFailedFuture(error)
@@ -40,6 +46,31 @@ extension _FluentPostgresDatabase: Database {
4046
}
4147
}
4248

49+
func execute(enum e: DatabaseEnum) -> EventLoopFuture<Void> {
50+
switch e.action {
51+
case .create:
52+
let builder = self.sql().create(enum: e.name)
53+
for c in e.createCases {
54+
_ = builder.value(c)
55+
}
56+
return builder.run()
57+
case .update:
58+
if !e.deleteCases.isEmpty {
59+
self.logger.error("PostgreSQL does not support deleting enum cases.")
60+
}
61+
guard !e.createCases.isEmpty else {
62+
return self.eventLoop.makeSucceededFuture(())
63+
}
64+
let builder = self.sql().alter(enum: e.name)
65+
for create in e.createCases {
66+
_ = builder.add(value: create)
67+
}
68+
return builder.run()
69+
case .delete:
70+
return self.sql().drop(enum: e.name).run()
71+
}
72+
}
73+
4374
func transaction<T>(_ closure: @escaping (Database) -> EventLoopFuture<T>) -> EventLoopFuture<T> {
4475
self.database.withConnection { conn in
4576
conn.simpleQuery("BEGIN").flatMap { _ in
@@ -92,15 +123,15 @@ extension _FluentPostgresDatabase: PostgresDatabase {
92123
}
93124
}
94125

95-
private struct PostgresReturningKey: SQLExpression {
96-
let key: String
126+
private struct PostgresReturningID: SQLExpression {
97127
let base: SQLExpression
128+
let idKey: FieldKey
98129

99130
func serialize(to serializer: inout SQLSerializer) {
100131
serializer.statement {
101132
0ドル.append(self.base)
102133
0ドル.append("RETURNING")
103-
0ドル.append(SQLIdentifier(self.key))
134+
0ドル.append(SQLIdentifier(self.idKey.description))
104135
}
105136
}
106137
}

‎Sources/FluentPostgresDriver/FluentPostgresDriver.swift

Lines changed: 29 additions & 13 deletions
Original file line numberDiff line numberDiff line change
@@ -1,8 +1,8 @@
1-
extension DatabaseDriverFactory {
1+
extension DatabaseConfigurationFactory {
22
public static func postgres(
33
url: URL,
44
maxConnectionsPerEventLoop: Int = 1
5-
) throws -> DatabaseDriverFactory {
5+
) throws -> DatabaseConfigurationFactory {
66
guard let configuration = PostgresConfiguration(url: url) else {
77
throw FluentPostgresError.invalidURL(url)
88
}
@@ -20,7 +20,7 @@ extension DatabaseDriverFactory {
2020
database: String? = nil,
2121
tlsConfiguration: TLSConfiguration? = nil,
2222
maxConnectionsPerEventLoop: Int = 1
23-
) -> DatabaseDriverFactory {
23+
) -> DatabaseConfigurationFactory {
2424
return .postgres(
2525
configuration: .init(
2626
hostname: hostname,
@@ -37,21 +37,37 @@ extension DatabaseDriverFactory {
3737
public static func postgres(
3838
configuration: PostgresConfiguration,
3939
maxConnectionsPerEventLoop: Int = 1
40-
) -> DatabaseDriverFactory {
41-
return DatabaseDriverFactory { databases in
42-
let db = PostgresConnectionSource(
43-
configuration: configuration
40+
) -> DatabaseConfigurationFactory {
41+
return DatabaseConfigurationFactory {
42+
FluentPostgresConfiguration(
43+
middleware: [],
44+
configuration: configuration,
45+
maxConnectionsPerEventLoop: maxConnectionsPerEventLoop
4446
)
45-
let pool = EventLoopGroupConnectionPool(
46-
source: db,
47-
maxConnectionsPerEventLoop: maxConnectionsPerEventLoop,
48-
on: databases.eventLoopGroup
49-
)
50-
return _FluentPostgresDriver(pool: pool)
5147
}
5248
}
5349
}
5450

51+
struct FluentPostgresConfiguration: DatabaseConfiguration {
52+
var middleware: [AnyModelMiddleware]
53+
let configuration: PostgresConfiguration
54+
let maxConnectionsPerEventLoop: Int
55+
56+
func makeDriver(for databases: Databases) -> DatabaseDriver {
57+
let db = PostgresConnectionSource(
58+
configuration: configuration
59+
)
60+
let pool = EventLoopGroupConnectionPool(
61+
source: db,
62+
maxConnectionsPerEventLoop: maxConnectionsPerEventLoop,
63+
on: databases.eventLoopGroup
64+
)
65+
return _FluentPostgresDriver(pool: pool)
66+
}
67+
68+
69+
}
70+
5571
enum FluentPostgresError: Error {
5672
case invalidURL(URL)
5773
}

‎Sources/FluentPostgresDriver/PostgresConverterDelegate.swift

Lines changed: 11 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -17,12 +17,22 @@ struct PostgresConverterDelegate: SQLConverterDelegate {
1717
return SQLRaw("DOUBLE PRECISION")
1818
case .json:
1919
return SQLRaw("JSONB")
20+
case .enum(let value):
21+
return SQLIdentifier(value.name)
2022
default:
2123
return nil
2224
}
2325
}
2426

2527
func nestedFieldExpression(_ column: String, _ path: [String]) -> SQLExpression {
26-
return SQLRaw("\(column)->>'\(path[0])'")
28+
switch path.count {
29+
case 1:
30+
return SQLRaw("\(column)->>'\(path[0])'")
31+
case 2...:
32+
let inner = path[0..<path.count - 1].map { "'\(0ドル)'" }.joined(separator: "->")
33+
return SQLRaw("\(column)->\(inner)->>'\(path.last!)'")
34+
default:
35+
fatalError()
36+
}
2737
}
2838
}
Lines changed: 33 additions & 10 deletions
Original file line numberDiff line numberDiff line change
@@ -1,26 +1,49 @@
11
import class Foundation.JSONDecoder
22

33
extension PostgresRow {
4-
internal func databaseRow(using decoder: PostgresDataDecoder) -> DatabaseRow {
5-
return _PostgresDatabaseRow(row: self, decoder: decoder)
4+
internal func databaseOutput(using decoder: PostgresDataDecoder) -> DatabaseOutput {
5+
_PostgresDatabaseOutput(
6+
row: self,
7+
decoder: decoder,
8+
schema: nil
9+
)
610
}
711
}
812

9-
private struct _PostgresDatabaseRow:DatabaseRow {
13+
private struct _PostgresDatabaseOutput:DatabaseOutput {
1014
let row: PostgresRow
1115
let decoder: PostgresDataDecoder
16+
let schema: String?
1217

13-
var description: String { self.row.description }
18+
var description: String {
19+
self.row.description
20+
}
21+
22+
func contains(_ field: FieldKey) -> Bool {
23+
return self.row.column(self.column(field)) != nil
24+
}
1425

15-
func contains(field: String) -> Bool {
16-
return self.row.column(field) != nil
26+
func schema(_ schema: String) -> DatabaseOutput {
27+
_PostgresDatabaseOutput(
28+
row: self.row,
29+
decoder: self.decoder,
30+
schema: schema
31+
)
1732
}
1833

1934
func decode<T>(
20-
field: String,
21-
as type: T.Type,
22-
for database: Database
35+
_ field: FieldKey,
36+
as type: T.Type
2337
) throws -> T where T : Decodable {
24-
return try self.row.sql(decoder: self.decoder).decode(column: field, as: T.self)
38+
try self.row.sql(decoder: self.decoder)
39+
.decode(column: self.column(field), as: T.self)
40+
}
41+
42+
private func column(_ field: FieldKey) -> String {
43+
if let schema = self.schema {
44+
return schema + "_" + field.description
45+
} else {
46+
return field.description
47+
}
2548
}
2649
}

0 commit comments

Comments
(0)

AltStyle によって変換されたページ (->オリジナル) /