beechtom

import SwiftData

@Model
class Item {

    @Attribute(.unique) var name: String
    var kind: String

}

beechtom

import SwiftData

@Model
class Item {

    @Attribute(.unique) var name: String
    var kind: String

}

beechtom

import SwiftData
import SwiftUI

@propertyWrapper
struct SectionedQuery<SectionIdentifier, Result>: DynamicProperty
where SectionIdentifier: Hashable, Result: PersistentModel {
    
    private let sectionIdentifier: KeyPath<Result, SectionIdentifier>
    @Query private var results: [Result]
    

beechtom

import SwiftUI
import SwiftData

@propertyWrapper
struct SectionedQuery<SectionIdentifier, Result>
where SectionIdentifier: Hashable, Result: PersistentModel {
    
    private let sectionIdentifier: KeyPath<Result, SectionIdentifier>
    @Query private var results: [Result]
    

beechtom

import SwiftData
import SwiftUI

@propertyWrapper
struct SectionedQuery<SectionIdentifier, Result>
where SectionIdentifier: Hashable, Result: PersistentModel {
    
    private let sectionIdentifier: KeyPath<Result, SectionIdentifier>
    private var results: [Result]
    

beechtom

import SwiftData
import SwiftUI

@propertyWrapper
struct SectionedQuery<SectionIdentifier, Result>
where SectionIdentifier: Hashable, Result: PersistentModel {
    
    private let sectionIdentifier: KeyPath<Result, SectionIdentifier>
    private var results: [Result]
    

beechtom

import SwiftData
import SwiftUI

@propertyWrapper
struct SectionedQuery<SectionIdentifier, Result>
where SectionIdentifier: Hashable, Result: PersistentModel {
    
}

beechtom

import SwiftData

struct SectionedResults<SectionIdentifier, Result>: RandomAccessCollection
where SectionIdentifier: Hashable, Result: PersistentModel {
    
    // ...
    
    init(sectionIdentifier: KeyPath<Result, SectionIdentifier>,
         results: [Result]) {
        let groupedResults = Dictionary(grouping: results) { result in

beechtom

extension Array where Iterator.Element: Hashable {
    
    func uniqued() -> [Element] {
        var seen: Set<Iterator.Element> = []
        return filter { seen.insert($0).inserted }
    }
    
}

beechtom

import SwiftData

struct SectionedResults<SectionIdentifier, Result>: RandomAccessCollection
where SectionIdentifier: Hashable, Result: PersistentModel {
    
    typealias Element  = Self.Section
    typealias Index    = Int
    typealias Iterator = IndexingIterator<Self>

    var elements: [Element]