UI settings move to NP (#47590)

* add tests for logWithMetadata in LP

* allow passing metadata to log in NP & LP

* move ui_settings_client to NP

* add ui_settings config

* add ui_settings_service

* switch to NP logging

* export types

* bootstrap uiSettings service in NP

* pass NP uiSettings to LP

* move ui_settings mock to NP

* add  test for mixin and switch to NP logger

* make UiSettingsClient.getDefaults sync as it is

* ui_settings_client uses private fields

* ui_settings_client uses private methods

* keep uiSettings config validation in NP only

* update mocks

* core context should know it is mocked

* add tests for ui_settings_service

* remove unused code from ui_settings_mixin test

* improve types in ui_settings_mixin test

* gen docs

* test moved to NP

* set pkg version in tests explicitly

* update mocks in tests

* UiSettingsServiceSetup --> InternalUiSettingsServiceSetup

* add links to types

* address eli comment

* regen docs

* remove unused types

.eslintrc.js

@@ -150,6 +150,9 @@ module.exports = {
                   '!src/core/server/index.ts',
                   '!src/core/server/mocks.ts',
                   '!src/core/server/types.ts',
+                  // for absolute imports until fixed in
+                  // https://github.com/elastic/kibana/issues/36096
+                  '!src/core/server/types',
                   '!src/core/server/*.test.mocks.ts',
 
                   'src/plugins/**/public/**/*',

docs/development/core/server/kibana-plugin-server.iuisettingsclient.get.md

@@ -0,0 +1,13 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-server](./kibana-plugin-server.md) &gt; [IUiSettingsClient](./kibana-plugin-server.iuisettingsclient.md) &gt; [get](./kibana-plugin-server.iuisettingsclient.get.md)
+
+## IUiSettingsClient.get property
+
+Retrieves uiSettings values set by the user with fallbacks to default values if not specified.
+
+<b>Signature:</b>
+
+```typescript
+get: <T extends SavedObjectAttribute = any>(key: string) => Promise<T>;
+```

docs/development/core/server/kibana-plugin-server.iuisettingsclient.getall.md

@@ -0,0 +1,13 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-server](./kibana-plugin-server.md) &gt; [IUiSettingsClient](./kibana-plugin-server.iuisettingsclient.md) &gt; [getAll](./kibana-plugin-server.iuisettingsclient.getall.md)
+
+## IUiSettingsClient.getAll property
+
+Retrieves a set of all uiSettings values set by the user with fallbacks to default values if not specified.
+
+<b>Signature:</b>
+
+```typescript
+getAll: <T extends SavedObjectAttribute = any>() => Promise<Record<string, T>>;
+```

docs/development/core/server/kibana-plugin-server.iuisettingsclient.getdefaults.md

@@ -0,0 +1,13 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-server](./kibana-plugin-server.md) &gt; [IUiSettingsClient](./kibana-plugin-server.iuisettingsclient.md) &gt; [getDefaults](./kibana-plugin-server.iuisettingsclient.getdefaults.md)
+
+## IUiSettingsClient.getDefaults property
+
+Returns uiSettings default values [UiSettingsParams](./kibana-plugin-server.uisettingsparams.md)
+
+<b>Signature:</b>
+
+```typescript
+getDefaults: () => Record<string, UiSettingsParams>;
+```

docs/development/core/server/kibana-plugin-server.iuisettingsclient.getuserprovided.md

@@ -0,0 +1,16 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-server](./kibana-plugin-server.md) &gt; [IUiSettingsClient](./kibana-plugin-server.iuisettingsclient.md) &gt; [getUserProvided](./kibana-plugin-server.iuisettingsclient.getuserprovided.md)
+
+## IUiSettingsClient.getUserProvided property
+
+Retrieves a set of all uiSettings values set by the user.
+
+<b>Signature:</b>
+
+```typescript
+getUserProvided: <T extends SavedObjectAttribute = any>() => Promise<Record<string, {
+        userValue?: T;
+        isOverridden?: boolean;
+    }>>;
+```

docs/development/core/server/kibana-plugin-server.iuisettingsclient.isoverridden.md

@@ -0,0 +1,13 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-server](./kibana-plugin-server.md) &gt; [IUiSettingsClient](./kibana-plugin-server.iuisettingsclient.md) &gt; [isOverridden](./kibana-plugin-server.iuisettingsclient.isoverridden.md)
+
+## IUiSettingsClient.isOverridden property
+
+Shows whether the uiSettings value set by the user.
+
+<b>Signature:</b>
+
+```typescript
+isOverridden: (key: string) => boolean;
+```

docs/development/core/server/kibana-plugin-server.iuisettingsclient.md

@@ -0,0 +1,28 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-server](./kibana-plugin-server.md) &gt; [IUiSettingsClient](./kibana-plugin-server.iuisettingsclient.md)
+
+## IUiSettingsClient interface
+
+Service that provides access to the UiSettings stored in elasticsearch.
+
+<b>Signature:</b>
+
+```typescript
+export interface IUiSettingsClient 
+```
+
+## Properties
+
+|  Property | Type | Description |
+|  --- | --- | --- |
+|  [get](./kibana-plugin-server.iuisettingsclient.get.md) | <code>&lt;T extends SavedObjectAttribute = any&gt;(key: string) =&gt; Promise&lt;T&gt;</code> | Retrieves uiSettings values set by the user with fallbacks to default values if not specified. |
+|  [getAll](./kibana-plugin-server.iuisettingsclient.getall.md) | <code>&lt;T extends SavedObjectAttribute = any&gt;() =&gt; Promise&lt;Record&lt;string, T&gt;&gt;</code> | Retrieves a set of all uiSettings values set by the user with fallbacks to default values if not specified. |
+|  [getDefaults](./kibana-plugin-server.iuisettingsclient.getdefaults.md) | <code>() =&gt; Record&lt;string, UiSettingsParams&gt;</code> | Returns uiSettings default values [UiSettingsParams](./kibana-plugin-server.uisettingsparams.md) |
+|  [getUserProvided](./kibana-plugin-server.iuisettingsclient.getuserprovided.md) | <code>&lt;T extends SavedObjectAttribute = any&gt;() =&gt; Promise&lt;Record&lt;string, {</code><br/><code>        userValue?: T;</code><br/><code>        isOverridden?: boolean;</code><br/><code>    }&gt;&gt;</code> | Retrieves a set of all uiSettings values set by the user. |
+|  [isOverridden](./kibana-plugin-server.iuisettingsclient.isoverridden.md) | <code>(key: string) =&gt; boolean</code> | Shows whether the uiSettings value set by the user. |
+|  [remove](./kibana-plugin-server.iuisettingsclient.remove.md) | <code>(key: string) =&gt; Promise&lt;void&gt;</code> | Removes uiSettings value by key. |
+|  [removeMany](./kibana-plugin-server.iuisettingsclient.removemany.md) | <code>(keys: string[]) =&gt; Promise&lt;void&gt;</code> | Removes multiple uiSettings values by keys. |
+|  [set](./kibana-plugin-server.iuisettingsclient.set.md) | <code>&lt;T extends SavedObjectAttribute = any&gt;(key: string, value: T) =&gt; Promise&lt;void&gt;</code> | Writes uiSettings value and marks it as set by the user. |
+|  [setMany](./kibana-plugin-server.iuisettingsclient.setmany.md) | <code>&lt;T extends SavedObjectAttribute = any&gt;(changes: Record&lt;string, T&gt;) =&gt; Promise&lt;void&gt;</code> | Writes multiple uiSettings values and marks them as set by the user. |
+

docs/development/core/server/kibana-plugin-server.iuisettingsclient.remove.md

@@ -0,0 +1,13 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-server](./kibana-plugin-server.md) &gt; [IUiSettingsClient](./kibana-plugin-server.iuisettingsclient.md) &gt; [remove](./kibana-plugin-server.iuisettingsclient.remove.md)
+
+## IUiSettingsClient.remove property
+
+Removes uiSettings value by key.
+
+<b>Signature:</b>
+
+```typescript
+remove: (key: string) => Promise<void>;
+```

docs/development/core/server/kibana-plugin-server.iuisettingsclient.removemany.md

@@ -0,0 +1,13 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-server](./kibana-plugin-server.md) &gt; [IUiSettingsClient](./kibana-plugin-server.iuisettingsclient.md) &gt; [removeMany](./kibana-plugin-server.iuisettingsclient.removemany.md)
+
+## IUiSettingsClient.removeMany property
+
+Removes multiple uiSettings values by keys.
+
+<b>Signature:</b>
+
+```typescript
+removeMany: (keys: string[]) => Promise<void>;
+```

docs/development/core/server/kibana-plugin-server.iuisettingsclient.set.md

@@ -0,0 +1,13 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-server](./kibana-plugin-server.md) &gt; [IUiSettingsClient](./kibana-plugin-server.iuisettingsclient.md) &gt; [set](./kibana-plugin-server.iuisettingsclient.set.md)
+
+## IUiSettingsClient.set property
+
+Writes uiSettings value and marks it as set by the user.
+
+<b>Signature:</b>
+
+```typescript
+set: <T extends SavedObjectAttribute = any>(key: string, value: T) => Promise<void>;
+```

docs/development/core/server/kibana-plugin-server.iuisettingsclient.setmany.md

@@ -0,0 +1,13 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-server](./kibana-plugin-server.md) &gt; [IUiSettingsClient](./kibana-plugin-server.iuisettingsclient.md) &gt; [setMany](./kibana-plugin-server.iuisettingsclient.setmany.md)
+
+## IUiSettingsClient.setMany property
+
+Writes multiple uiSettings values and marks them as set by the user.
+
+<b>Signature:</b>
+
+```typescript
+setMany: <T extends SavedObjectAttribute = any>(changes: Record<string, T>) => Promise<void>;
+```

docs/development/core/server/kibana-plugin-server.md

@@ -63,6 +63,7 @@ The plugin integrates with the core system via lifecycle events: `setup`<!-- -->
 |  [IKibanaSocket](./kibana-plugin-server.ikibanasocket.md) | A tiny abstraction for TCP socket. |
 |  [IndexSettingsDeprecationInfo](./kibana-plugin-server.indexsettingsdeprecationinfo.md) |  |
 |  [IRouter](./kibana-plugin-server.irouter.md) | Registers route handlers for specified resource path and method. See [RouteConfig](./kibana-plugin-server.routeconfig.md) and [RequestHandler](./kibana-plugin-server.requesthandler.md) for more information about arguments to route registrations. |
+|  [IUiSettingsClient](./kibana-plugin-server.iuisettingsclient.md) | Service that provides access to the UiSettings stored in elasticsearch. |
 |  [KibanaRequestRoute](./kibana-plugin-server.kibanarequestroute.md) | Request specific route information exposed to a handler. |
 |  [LegacyRequest](./kibana-plugin-server.legacyrequest.md) |  |
 |  [LegacyServiceSetupDeps](./kibana-plugin-server.legacyservicesetupdeps.md) |  |
@@ -112,6 +113,7 @@ The plugin integrates with the core system via lifecycle events: `setup`<!-- -->
 |  [SessionStorage](./kibana-plugin-server.sessionstorage.md) | Provides an interface to store and retrieve data across requests. |
 |  [SessionStorageCookieOptions](./kibana-plugin-server.sessionstoragecookieoptions.md) | Configuration used to create HTTP session storage based on top of cookie mechanism. |
 |  [SessionStorageFactory](./kibana-plugin-server.sessionstoragefactory.md) | SessionStorage factory to bind one to an incoming request |
+|  [UiSettingsParams](./kibana-plugin-server.uisettingsparams.md) | UiSettings parameters defined by the plugins. |
 
 ## Variables
 
@@ -163,4 +165,5 @@ The plugin integrates with the core system via lifecycle events: `setup`<!-- -->
 |  [SavedObjectAttributeSingle](./kibana-plugin-server.savedobjectattributesingle.md) | Don't use this type, it's simply a helper type for [SavedObjectAttribute](./kibana-plugin-server.savedobjectattribute.md) |
 |  [SavedObjectsClientContract](./kibana-plugin-server.savedobjectsclientcontract.md) | Saved Objects is Kibana's data persisentence mechanism allowing plugins to use Elasticsearch for storing plugin state.<!-- -->\#\# SavedObjectsClient errors<!-- -->Since the SavedObjectsClient has its hands in everything we are a little paranoid about the way we present errors back to to application code. Ideally, all errors will be either:<!-- -->1. Caused by bad implementation (ie. undefined is not a function) and as such unpredictable 2. An error that has been classified and decorated appropriately by the decorators in [SavedObjectsErrorHelpers](./kibana-plugin-server.savedobjectserrorhelpers.md)<!-- -->Type 1 errors are inevitable, but since all expected/handle-able errors should be Type 2 the <code>isXYZError()</code> helpers exposed at <code>SavedObjectsErrorHelpers</code> should be used to understand and manage error responses from the <code>SavedObjectsClient</code>.<!-- -->Type 2 errors are decorated versions of the source error, so if the elasticsearch client threw an error it will be decorated based on its type. That means that rather than looking for <code>error.body.error.type</code> or doing substring checks on <code>error.body.error.reason</code>, just use the helpers to understand the meaning of the error:<!-- -->\`\`\`<!-- -->js if (SavedObjectsErrorHelpers.isNotFoundError(error)) { // handle 404 }<!-- -->if (SavedObjectsErrorHelpers.isNotAuthorizedError(error)) { // 401 handling should be automatic, but in case you wanted to know }<!-- -->// always rethrow the error unless you handle it throw error; \`\`\`<!-- -->\#\#\# 404s from missing index<!-- -->From the perspective of application code and APIs the SavedObjectsClient is a black box that persists objects. One of the internal details that users have no control over is that we use an elasticsearch index for persistance and that index might be missing.<!-- -->At the time of writing we are in the process of transitioning away from the operating assumption that the SavedObjects index is always available. Part of this transition is handling errors resulting from an index missing. These used to trigger a 500 error in most cases, and in others cause 404s with different error messages.<!-- -->From my (Spencer) perspective, a 404 from the SavedObjectsApi is a 404; The object the request/call was targeting could not be found. This is why \#14141 takes special care to ensure that 404 errors are generic and don't distinguish between index missing or document missing.<!-- -->\#\#\# 503s from missing index<!-- -->Unlike all other methods, create requests are supposed to succeed even when the Kibana index does not exist because it will be automatically created by elasticsearch. When that is not the case it is because Elasticsearch's <code>action.auto_create_index</code> setting prevents it from being created automatically so we throw a special 503 with the intention of informing the user that their Elasticsearch settings need to be updated.<!-- -->See [SavedObjectsClient](./kibana-plugin-server.savedobjectsclient.md) See [SavedObjectsErrorHelpers](./kibana-plugin-server.savedobjectserrorhelpers.md) |
 |  [SavedObjectsClientWrapperFactory](./kibana-plugin-server.savedobjectsclientwrapperfactory.md) | Describes the factory used to create instances of Saved Objects Client Wrappers. |
+|  [UiSettingsType](./kibana-plugin-server.uisettingstype.md) | UI element type to represent the settings. |
 

docs/development/core/server/kibana-plugin-server.uisettingsparams.category.md

@@ -0,0 +1,13 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-server](./kibana-plugin-server.md) &gt; [UiSettingsParams](./kibana-plugin-server.uisettingsparams.md) &gt; [category](./kibana-plugin-server.uisettingsparams.category.md)
+
+## UiSettingsParams.category property
+
+used to group the configured setting in the UI
+
+<b>Signature:</b>
+
+```typescript
+category: string[];
+```

docs/development/core/server/kibana-plugin-server.uisettingsparams.description.md

@@ -0,0 +1,13 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-server](./kibana-plugin-server.md) &gt; [UiSettingsParams](./kibana-plugin-server.uisettingsparams.md) &gt; [description](./kibana-plugin-server.uisettingsparams.description.md)
+
+## UiSettingsParams.description property
+
+description provided to a user in UI
+
+<b>Signature:</b>
+
+```typescript
+description: string;
+```

docs/development/core/server/kibana-plugin-server.uisettingsparams.md

@@ -0,0 +1,28 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-server](./kibana-plugin-server.md) &gt; [UiSettingsParams](./kibana-plugin-server.uisettingsparams.md)
+
+## UiSettingsParams interface
+
+UiSettings parameters defined by the plugins.
+
+<b>Signature:</b>
+
+```typescript
+export interface UiSettingsParams 
+```
+
+## Properties
+
+|  Property | Type | Description |
+|  --- | --- | --- |
+|  [category](./kibana-plugin-server.uisettingsparams.category.md) | <code>string[]</code> | used to group the configured setting in the UI |
+|  [description](./kibana-plugin-server.uisettingsparams.description.md) | <code>string</code> | description provided to a user in UI |
+|  [name](./kibana-plugin-server.uisettingsparams.name.md) | <code>string</code> | title in the UI |
+|  [optionLabels](./kibana-plugin-server.uisettingsparams.optionlabels.md) | <code>Record&lt;string, string&gt;</code> | text labels for 'select' type UI element |
+|  [options](./kibana-plugin-server.uisettingsparams.options.md) | <code>string[]</code> | a range of valid values |
+|  [readonly](./kibana-plugin-server.uisettingsparams.readonly.md) | <code>boolean</code> | a flag indicating that value cannot be changed |
+|  [requiresPageReload](./kibana-plugin-server.uisettingsparams.requirespagereload.md) | <code>boolean</code> | a flag indicating whether new value applying requires page reloading |
+|  [type](./kibana-plugin-server.uisettingsparams.type.md) | <code>UiSettingsType</code> | defines a type of UI element [UiSettingsType](./kibana-plugin-server.uisettingstype.md) |
+|  [value](./kibana-plugin-server.uisettingsparams.value.md) | <code>SavedObjectAttribute</code> | default value to fall back to if a user doesn't provide any |
+

docs/development/core/server/kibana-plugin-server.uisettingsparams.name.md

@@ -0,0 +1,13 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-server](./kibana-plugin-server.md) &gt; [UiSettingsParams](./kibana-plugin-server.uisettingsparams.md) &gt; [name](./kibana-plugin-server.uisettingsparams.name.md)
+
+## UiSettingsParams.name property
+
+title in the UI
+
+<b>Signature:</b>
+
+```typescript
+name: string;
+```

docs/development/core/server/kibana-plugin-server.uisettingsparams.optionlabels.md

@@ -0,0 +1,13 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-server](./kibana-plugin-server.md) &gt; [UiSettingsParams](./kibana-plugin-server.uisettingsparams.md) &gt; [optionLabels](./kibana-plugin-server.uisettingsparams.optionlabels.md)
+
+## UiSettingsParams.optionLabels property
+
+text labels for 'select' type UI element
+
+<b>Signature:</b>
+
+```typescript
+optionLabels?: Record<string, string>;
+```

docs/development/core/server/kibana-plugin-server.uisettingsparams.options.md

@@ -0,0 +1,13 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-server](./kibana-plugin-server.md) &gt; [UiSettingsParams](./kibana-plugin-server.uisettingsparams.md) &gt; [options](./kibana-plugin-server.uisettingsparams.options.md)
+
+## UiSettingsParams.options property
+
+a range of valid values
+
+<b>Signature:</b>
+
+```typescript
+options?: string[];
+```

docs/development/core/server/kibana-plugin-server.uisettingsparams.readonly.md

@@ -0,0 +1,13 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-server](./kibana-plugin-server.md) &gt; [UiSettingsParams](./kibana-plugin-server.uisettingsparams.md) &gt; [readonly](./kibana-plugin-server.uisettingsparams.readonly.md)
+
+## UiSettingsParams.readonly property
+
+a flag indicating that value cannot be changed
+
+<b>Signature:</b>
+
+```typescript
+readonly?: boolean;
+```

docs/development/core/server/kibana-plugin-server.uisettingsparams.requirespagereload.md

@@ -0,0 +1,13 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-server](./kibana-plugin-server.md) &gt; [UiSettingsParams](./kibana-plugin-server.uisettingsparams.md) &gt; [requiresPageReload](./kibana-plugin-server.uisettingsparams.requirespagereload.md)
+
+## UiSettingsParams.requiresPageReload property
+
+a flag indicating whether new value applying requires page reloading
+
+<b>Signature:</b>
+
+```typescript
+requiresPageReload?: boolean;
+```

docs/development/core/server/kibana-plugin-server.uisettingsparams.type.md

@@ -0,0 +1,13 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-server](./kibana-plugin-server.md) &gt; [UiSettingsParams](./kibana-plugin-server.uisettingsparams.md) &gt; [type](./kibana-plugin-server.uisettingsparams.type.md)
+
+## UiSettingsParams.type property
+
+defines a type of UI element [UiSettingsType](./kibana-plugin-server.uisettingstype.md)
+
+<b>Signature:</b>
+
+```typescript
+type?: UiSettingsType;
+```

docs/development/core/server/kibana-plugin-server.uisettingsparams.value.md

@@ -0,0 +1,13 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-server](./kibana-plugin-server.md) &gt; [UiSettingsParams](./kibana-plugin-server.uisettingsparams.md) &gt; [value](./kibana-plugin-server.uisettingsparams.value.md)
+
+## UiSettingsParams.value property
+
+default value to fall back to if a user doesn't provide any
+
+<b>Signature:</b>
+
+```typescript
+value: SavedObjectAttribute;
+```

docs/development/core/server/kibana-plugin-server.uisettingstype.md

@@ -0,0 +1,13 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-server](./kibana-plugin-server.md) &gt; [UiSettingsType](./kibana-plugin-server.uisettingstype.md)
+
+## UiSettingsType type
+
+UI element type to represent the settings.
+
+<b>Signature:</b>
+
+```typescript
+export declare type UiSettingsType = 'json' | 'markdown' | 'number' | 'select' | 'boolean' | 'string';
+```