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struct ConfigSchemaForm: View {
@Bindable var store: ChannelsStore
let schema: ConfigSchemaNode
let path: ConfigPath
var body: some View {
self.renderNode(self.schema, path: self.path)
}
private func renderNode(_ schema: ConfigSchemaNode, path: ConfigPath) -> AnyView {
let storedValue = self.store.configValue(at: path)
let value = storedValue ?? schema.explicitDefault
let label = hintForPath(path, hints: store.configUiHints)?.label ?? schema.title
let help = hintForPath(path, hints: store.configUiHints)?.help ?? schema.description
let variants = schema.anyOf.isEmpty ? schema.oneOf : schema.anyOf
if !variants.isEmpty {
let nonNull = variants.filter { !$0.isNullSchema }
if nonNull.count == 1, let only = nonNull.first {
return self.renderNode(only, path: path)
}
let literals = nonNull.compactMap(\.literalValue)
if !literals.isEmpty, literals.count == nonNull.count {
return AnyView(
VStack(alignment: .leading, spacing: 6) {
if let label { Text(label).font(.callout.weight(.semibold)) }
if let help {
Text(help)
.font(.caption)
.foregroundStyle(.secondary)
}
Picker(
"",
selection: self.enumBinding(
path,
options: literals,
defaultValue: schema.explicitDefault))
{
Text("Select…").tag(-1)
ForEach(literals.indices, id: \ .self) { index in
Text(String(describing: literals[index])).tag(index)
}
}
.pickerStyle(.menu)
})
}
}
switch schema.schemaType {
case "object":
return AnyView(
VStack(alignment: .leading, spacing: 12) {
if let label {
Text(label)
.font(.callout.weight(.semibold))
}
if let help {
Text(help)
.font(.caption)
.foregroundStyle(.secondary)
}
let properties = schema.properties
let sortedKeys = properties.keys.sorted { lhs, rhs in
let orderA = hintForPath(path + [.key(lhs)], hints: store.configUiHints)?.order ?? 0
let orderB = hintForPath(path + [.key(rhs)], hints: store.configUiHints)?.order ?? 0
if orderA != orderB { return orderA < orderB }
return lhs < rhs
}
ForEach(sortedKeys, id: \ .self) { key in
if let child = properties[key] {
self.renderNode(child, path: path + [.key(key)])
}
}
if schema.allowsAdditionalProperties {
self.renderAdditionalProperties(schema, path: path, value: value)
}
})
case "array":
return AnyView(self.renderArray(schema, path: path, value: value, label: label, help: help))
case "boolean":
return AnyView(
Toggle(isOn: self.boolBinding(path, defaultValue: schema.explicitDefault as? Bool)) {
if let label { Text(label) } else { Text("Enabled") }
}
.help(help ?? ""))
case "number", "integer":
return AnyView(self.renderNumberField(schema, path: path, label: label, help: help))
case "string":
return AnyView(self.renderStringField(schema, path: path, label: label, help: help))
default:
return AnyView(
VStack(alignment: .leading, spacing: 6) {
if let label { Text(label).font(.callout.weight(.semibold)) }
Text("Unsupported field type.")
.font(.caption)
.foregroundStyle(.secondary)
})
}
}
@ViewBuilder
private func renderStringField(
_ schema: ConfigSchemaNode,
path: ConfigPath,
label: String?,
help: String?) -> some View
{
let hint = hintForPath(path, hints: store.configUiHints)
let placeholder = hint?.placeholder ?? ""
let sensitive = hint?.sensitive ?? isSensitivePath(path)
let defaultValue = schema.explicitDefault as? String
VStack(alignment: .leading, spacing: 6) {
if let label { Text(label).font(.callout.weight(.semibold)) }
if let help {
Text(help)
.font(.caption)
.foregroundStyle(.secondary)
}
if let options = schema.enumValues {
Picker("", selection: self.enumBinding(path, options: options, defaultValue: schema.explicitDefault)) {
Text("Select…").tag(-1)
ForEach(options.indices, id: \ .self) { index in
Text(String(describing: options[index])).tag(index)
}
}
.pickerStyle(.menu)
} else if sensitive {
SecureField(placeholder, text: self.stringBinding(path, defaultValue: defaultValue))
.textFieldStyle(.roundedBorder)
} else {
TextField(placeholder, text: self.stringBinding(path, defaultValue: defaultValue))
.textFieldStyle(.roundedBorder)
}
}
}
@ViewBuilder
private func renderNumberField(
_ schema: ConfigSchemaNode,
path: ConfigPath,
label: String?,
help: String?) -> some View
{
let defaultValue = (schema.explicitDefault as? Double)
?? (schema.explicitDefault as? Int).map(Double.init)
VStack(alignment: .leading, spacing: 6) {
if let label { Text(label).font(.callout.weight(.semibold)) }
if let help {
Text(help)
.font(.caption)
.foregroundStyle(.secondary)
}
TextField(
"",
text: self.numberBinding(
path,
isInteger: schema.schemaType == "integer",
defaultValue: defaultValue))
.textFieldStyle(.roundedBorder)
}
}
@ViewBuilder
private func renderArray(
_ schema: ConfigSchemaNode,
path: ConfigPath,
value: Any?,
label: String?,
help: String?) -> some View
{
let items = value as? [Any] ?? []
let itemSchema = schema.items
VStack(alignment: .leading, spacing: 10) {
if let label { Text(label).font(.callout.weight(.semibold)) }
if let help {
Text(help)
.font(.caption)
.foregroundStyle(.secondary)
}
ForEach(items.indices, id: \ .self) { index in
HStack(alignment: .top, spacing: 8) {
if let itemSchema {
self.renderNode(itemSchema, path: path + [.index(index)])
} else {
Text(String(describing: items[index]))
}
Button("Remove") {
var next = items
next.remove(at: index)
self.store.updateConfigValue(path: path, value: next)
}
.buttonStyle(.bordered)
.controlSize(.small)
}
}
Button("Add") {
var next = items
if let itemSchema {
next.append(itemSchema.defaultValue)
} else {
next.append("")
}
self.store.updateConfigValue(path: path, value: next)
}
.buttonStyle(.bordered)
.controlSize(.small)
}
}
@ViewBuilder
private func renderAdditionalProperties(
_ schema: ConfigSchemaNode,
path: ConfigPath,
value: Any?) -> some View
{
if let additionalSchema = schema.additionalProperties {
let dict = value as? [String: Any] ?? [:]
let reserved = Set(schema.properties.keys)
let extras = dict.keys.filter { !reserved.contains($0) }.sorted()
VStack(alignment: .leading, spacing: 8) {
Text("Extra entries")
.font(.callout.weight(.semibold))
if extras.isEmpty {
Text("No extra entries yet.")
.font(.caption)
.foregroundStyle(.secondary)
} else {
ForEach(extras, id: \ .self) { key in
let itemPath: ConfigPath = path + [.key(key)]
HStack(alignment: .top, spacing: 8) {
TextField("Key", text: self.mapKeyBinding(path: path, key: key))
.textFieldStyle(.roundedBorder)
.frame(width: 160)
self.renderNode(additionalSchema, path: itemPath)
Button("Remove") {
var next = dict
next.removeValue(forKey: key)
self.store.updateConfigValue(path: path, value: next)
}
.buttonStyle(.bordered)
.controlSize(.small)
}
}
}
Button("Add") {
var next = dict
var index = 1
var key = "new-\(index)"
while next[key] != nil {
index += 1
key = "new-\(index)"
}
next[key] = additionalSchema.defaultValue
self.store.updateConfigValue(path: path, value: next)
}
.buttonStyle(.bordered)
.controlSize(.small)
}
}
}
private func stringBinding(_ path: ConfigPath, defaultValue: String?) -> Binding<String> {
Binding(
get: {
if let value = store.configValue(at: path) as? String { return value }
return defaultValue ?? ""
},
set: { newValue in
let trimmed = newValue.trimmingCharacters(in: .whitespacesAndNewlines)
self.store.updateConfigValue(path: path, value: trimmed.isEmpty ? nil : trimmed)
})
}
private func boolBinding(_ path: ConfigPath, defaultValue: Bool?) -> Binding<Bool> {
Binding(
get: {
if let value = store.configValue(at: path) as? Bool { return value }
return defaultValue ?? false
},
set: { newValue in
self.store.updateConfigValue(path: path, value: newValue)
})
}
private func numberBinding(
_ path: ConfigPath,
isInteger: Bool,
defaultValue: Double?) -> Binding<String>
{
Binding(
get: {
if let value = store.configValue(at: path) { return String(describing: value) }
guard let defaultValue else { return "" }
return isInteger ? String(Int(defaultValue)) : String(defaultValue)
},
set: { newValue in
let trimmed = newValue.trimmingCharacters(in: .whitespacesAndNewlines)
if trimmed.isEmpty {
self.store.updateConfigValue(path: path, value: nil)
} else if let value = Double(trimmed) {
self.store.updateConfigValue(path: path, value: isInteger ? Int(value) : value)
}
})
}
private func enumBinding(
_ path: ConfigPath,
options: [Any],
defaultValue: Any?) -> Binding<Int>
{
Binding(
get: {
let value = self.store.configValue(at: path) ?? defaultValue
guard let value else { return -1 }
return options.firstIndex { option in
String(describing: option) == String(describing: value)
} ?? -1
},
set: { index in
guard index >= 0, index < options.count else {
self.store.updateConfigValue(path: path, value: nil)
return
}
self.store.updateConfigValue(path: path, value: options[index])
})
}
private func mapKeyBinding(path: ConfigPath, key: String) -> Binding<String> {
Binding(
get: { key },
set: { newValue in
let trimmed = newValue.trimmingCharacters(in: .whitespacesAndNewlines)
guard !trimmed.isEmpty else { return }
guard trimmed != key else { return }
let current = self.store.configValue(at: path) as? [String: Any] ?? [:]
guard current[trimmed] == nil else { return }
var next = current
next[trimmed] = current[key]
next.removeValue(forKey: key)
self.store.updateConfigValue(path: path, value: next)
})
}
}
struct ChannelConfigForm: View {
@Bindable var store: ChannelsStore
let channelId: String
var body: some View {
if self.store.configSchemaLoading {
ProgressView().controlSize(.small)
} else if let schema = store.channelConfigSchema(for: channelId) {
ConfigSchemaForm(store: self.store, schema: schema, path: [.key("channels"), .key(self.channelId)])
} else {
Text("Schema unavailable for this channel.")
.font(.caption)
.foregroundStyle(.secondary)
}
}
}
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