177 lines
5.9 KiB
Swift
177 lines
5.9 KiB
Swift
//
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// QueryViewController.swift
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// MongoView
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//
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// Created by Shadowfacts on 1/9/20.
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// Copyright © 2020 Shadowfacts. All rights reserved.
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//
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import Cocoa
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import MongoSwift
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class QueryViewController: NSViewController {
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@IBOutlet weak var verticalSplitView: NSSplitView!
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@IBOutlet var queryTextView: NSTextView!
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@IBOutlet weak var outlineView: NSOutlineView!
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@IBOutlet weak var documentCountLabel: NSTextField!
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let mongoController: MongoController
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let collection: DatabaseCollection
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var defaultQuery: String {
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"db.getCollection('\(collection.name)').find({}).toArray()"
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}
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var hasQueryChanged: Bool {
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return queryTextView.string != defaultQuery
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}
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var rootNodes: [Node] = []
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init(mongoController: MongoController, collection: DatabaseCollection) {
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self.mongoController = mongoController
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self.collection = collection
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super.init(nibName: "QueryViewController", bundle: .main)
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}
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required init?(coder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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override func viewDidLoad() {
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super.viewDidLoad()
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let db = mongoController.client.db(collection.database)
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let collection = db.collection(self.collection.name)
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let documents = try! collection.find().all()
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rootNodes = documents.map { Node(document: $0) }
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verticalSplitView.delegate = self
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verticalSplitView.setHoldingPriority(.defaultHigh, forSubviewAt: 0)
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queryTextView.font = .monospacedSystemFont(ofSize: 13, weight: .regular)
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queryTextView.isAutomaticQuoteSubstitutionEnabled = false
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queryTextView.string = defaultQuery
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outlineView.dataSource = self
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outlineView.delegate = self
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outlineView.target = self
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outlineView.doubleAction = #selector(outlineCellDoubleClicked)
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title = "\(self.collection.database).\(self.collection.name)"
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documentCountLabel.stringValue = "\(documents.count) document\(documents.count == 1 ? "" : "s")"
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}
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override func viewWillAppear() {
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super.viewWillAppear()
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verticalSplitView.setPosition(80, ofDividerAt: 0)
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}
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override func viewDidAppear() {
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super.viewDidAppear()
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view.window!.makeFirstResponder(outlineView)
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}
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func runQuery() {
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let query = queryTextView.string
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let connStr = "\(mongoController.connectionString)/\(collection.database)"
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rootNodes = MongoEvaluator.eval(command: query, connectingTo: connStr).map {
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Node(value: $0)
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}
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outlineView.reloadData()
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}
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@objc func outlineCellDoubleClicked() {
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if let item = outlineView.item(atRow: outlineView.clickedRow) {
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if outlineView.isItemExpanded(item) {
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outlineView.collapseItem(item)
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} else {
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outlineView.expandItem(item)
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}
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}
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}
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}
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extension QueryViewController: NSSplitViewDelegate {
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func splitView(_ splitView: NSSplitView, constrainSplitPosition proposedPosition: CGFloat, ofSubviewAt dividerIndex: Int) -> CGFloat {
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return max(80, min(splitView.bounds.height / 2, proposedPosition))
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}
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}
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extension QueryViewController: NSOutlineViewDataSource {
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func outlineView(_ outlineView: NSOutlineView, numberOfChildrenOfItem item: Any?) -> Int {
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if item == nil {
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return rootNodes.count
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} else if let node = item as? Node {
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return node.numberOfChildren
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} else {
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return 0
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}
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}
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func outlineView(_ outlineView: NSOutlineView, isItemExpandable item: Any) -> Bool {
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if let node = item as? Node {
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return node.hasChildren
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} else {
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return false
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}
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}
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func outlineView(_ outlineView: NSOutlineView, child index: Int, ofItem item: Any?) -> Any {
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if item == nil {
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return rootNodes[index]
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} else if let node = item as? Node {
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return node.children[index]
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} else {
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fatalError("unreachable")
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}
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}
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}
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extension QueryViewController: NSOutlineViewDelegate {
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func outlineView(_ outlineView: NSOutlineView, viewFor tableColumn: NSTableColumn?, item: Any) -> NSView? {
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guard let tableColumn = tableColumn,
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let node = item as? Node else {
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fatalError()
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}
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if tableColumn.identifier == .fieldNameColumn {
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let cell = outlineView.makeView(withIdentifier: .fieldNameCell, owner: nil) as! NSTableCellView
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cell.textField!.stringValue = node.keyString
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cell.textField!.isEditable = false
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return cell
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} else if tableColumn.identifier == .fieldValueColumn {
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let cell = outlineView.makeView(withIdentifier: .fieldValueCell, owner: nil) as! NSTableCellView
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cell.textField!.stringValue = node.valueString
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cell.textField!.isEditable = false
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return cell
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} else if tableColumn.identifier == .valueTypeColumn {
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let cell = outlineView.makeView(withIdentifier: .valueTypeCell, owner: nil) as! NSTableCellView
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cell.textField!.stringValue = node.typeString
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cell.textField!.isEditable = false
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return cell
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} else {
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return nil
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}
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}
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}
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extension NSUserInterfaceItemIdentifier {
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static let fieldNameColumn = NSUserInterfaceItemIdentifier(rawValue: "FieldNameCol")
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static let fieldValueColumn = NSUserInterfaceItemIdentifier(rawValue: "FieldValueCol")
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static let fieldNameCell = NSUserInterfaceItemIdentifier(rawValue: "FieldNameCell")
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static let fieldValueCell = NSUserInterfaceItemIdentifier(rawValue: "FieldValueCell")
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static let valueTypeColumn = NSUserInterfaceItemIdentifier(rawValue: "ValueTypeCol")
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static let valueTypeCell = NSUserInterfaceItemIdentifier(rawValue: "ValueTypeCell")
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}
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