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| 1 | +/** |
| 2 | + * @license |
| 3 | + * Copyright 2019 Google Inc. |
| 4 | + * |
| 5 | + * Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | + * you may not use this file except in compliance with the License. |
| 7 | + * You may obtain a copy of the License at |
| 8 | + * |
| 9 | + * http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | + * |
| 11 | + * Unless required by applicable law or agreed to in writing, software |
| 12 | + * distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | + * See the License for the specific language governing permissions and |
| 15 | + * limitations under the License. |
| 16 | + */ |
| 17 | + |
| 18 | +import { FirebaseApp } from '@firebase/app-types'; |
| 19 | + |
| 20 | +export type GtagCommand = 'event' | 'set' | 'config'; |
| 21 | + |
| 22 | +export type DataLayer = Array<IArguments>; |
| 23 | + |
| 24 | +/** |
| 25 | + * Additional options that can be passed to Firebase Analytics method |
| 26 | + * calls such as `logEvent`, `setCurrentScreen`, etc. |
| 27 | + */ |
| 28 | +export interface AnalyticsCallOptions { |
| 29 | + /** |
| 30 | + * If true, this config or event call applies globally to all |
| 31 | + * analytics properties on the page. |
| 32 | + */ |
| 33 | + global: boolean; |
| 34 | +} |
| 35 | + |
| 36 | +export interface FirebaseAnalytics { |
| 37 | + app: FirebaseApp; |
| 38 | + |
| 39 | + /** |
| 40 | + * Sends analytics event with given `eventParams`. This method |
| 41 | + * automatically associates this logged event with this Firebase web |
| 42 | + * app instance on this device. |
| 43 | + * List of official event parameters can be found in |
| 44 | + * {@link https://developers.google.com/gtagjs/reference/event |
| 45 | + * the gtag.js reference documentation}. |
| 46 | + */ |
| 47 | + logEvent( |
| 48 | + eventName: EventNameString, |
| 49 | + eventParams: EventParams, |
| 50 | + options?: AnalyticsCallOptions |
| 51 | + ): void; |
| 52 | + |
| 53 | + /** |
| 54 | + * Use gtag 'config' command to set 'screen_name'. |
| 55 | + */ |
| 56 | + setCurrentScreen(screenName: string, options?: AnalyticsCallOptions): void; |
| 57 | + |
| 58 | + /** |
| 59 | + * Use gtag 'config' command to set 'user_id'. |
| 60 | + */ |
| 61 | + setUserId(id: string, options?: AnalyticsCallOptions): void; |
| 62 | + |
| 63 | + /** |
| 64 | + * Use gtag 'config' command to set all params specified. |
| 65 | + */ |
| 66 | + setUserProperties( |
| 67 | + properties: { [key: string]: any }, |
| 68 | + options?: AnalyticsCallOptions |
| 69 | + ): void; |
| 70 | + |
| 71 | + /** |
| 72 | + * Sets whether analytics collection is enabled for this app on this device. |
| 73 | + * window['ga-disable-analyticsId'] = true; |
| 74 | + */ |
| 75 | + setAnalyticsCollectionEnabled(enabled: boolean): void; |
| 76 | +} |
| 77 | + |
| 78 | +/** |
| 79 | + * Specifies custom options for your Firebase Analytics instance. |
| 80 | + * You must set these before initializing `firebase.analytics()`. |
| 81 | + */ |
| 82 | +export interface SettingsOptions { |
| 83 | + /** Sets custom name for `gtag` function. */ |
| 84 | + gtagName?: string; |
| 85 | + /** Sets custom name for `dataLayer` array used by gtag. */ |
| 86 | + dataLayerName?: string; |
| 87 | +} |
| 88 | + |
| 89 | +/** |
| 90 | + * Standard `gtag` function provided by gtag.js. |
| 91 | + */ |
| 92 | +export interface Gtag { |
| 93 | + ( |
| 94 | + command: 'config', |
| 95 | + targetId: string, |
| 96 | + config?: ControlParams | EventParams | CustomParams |
| 97 | + ): void; |
| 98 | + (command: 'set', config: CustomParams): void; |
| 99 | + ( |
| 100 | + command: 'event', |
| 101 | + eventName: string, |
| 102 | + eventParams?: ControlParams | EventParams | CustomParams |
| 103 | + ): void; |
| 104 | +} |
| 105 | + |
| 106 | +/** |
| 107 | + * Standard gtag.js control parameters. |
| 108 | + * For more information, see |
| 109 | + * {@link https://developers.google.com/gtagjs/reference/parameter |
| 110 | + * the gtag.js documentation on parameters}. |
| 111 | + */ |
| 112 | +export interface ControlParams { |
| 113 | + groups?: string | string[]; |
| 114 | + send_to?: string | string[]; |
| 115 | + event_callback?: () => void; |
| 116 | + event_timeout?: number; |
| 117 | +} |
| 118 | + |
| 119 | +/** |
| 120 | + * Standard gtag.js event parameters. |
| 121 | + * For more information, see |
| 122 | + * {@link https://developers.google.com/gtagjs/reference/parameter |
| 123 | + * the gtag.js documentation on parameters}. |
| 124 | + */ |
| 125 | +export interface EventParams { |
| 126 | + checkout_option?: string; |
| 127 | + checkout_step?: number; |
| 128 | + content_id?: string; |
| 129 | + content_type?: string; |
| 130 | + coupon?: string; |
| 131 | + currency?: string; |
| 132 | + description?: string; |
| 133 | + fatal?: boolean; |
| 134 | + items?: Item[]; |
| 135 | + method?: string; |
| 136 | + number?: string; |
| 137 | + promotions?: Promotion[]; |
| 138 | + screen_name?: string; |
| 139 | + search_term?: string; |
| 140 | + shipping?: Currency; |
| 141 | + tax?: Currency; |
| 142 | + transaction_id?: string; |
| 143 | + value?: number; |
| 144 | + event_label?: string; |
| 145 | + event_category?: string; |
| 146 | +} |
| 147 | + |
| 148 | +/** |
| 149 | + * Any custom params the user may pass to gtag.js. |
| 150 | + */ |
| 151 | +export interface CustomParams { |
| 152 | + [key: string]: any; |
| 153 | +} |
| 154 | + |
| 155 | +/** |
| 156 | + * Type for standard gtag.js event names. `logEvent` also accepts any |
| 157 | + * custom string and interprets it as a custom event name. |
| 158 | + */ |
| 159 | +export type EventNameString = |
| 160 | + | 'add_payment_info' |
| 161 | + | 'add_to_cart' |
| 162 | + | 'add_to_wishlist' |
| 163 | + | 'begin_checkout' |
| 164 | + | 'checkout_progress' |
| 165 | + | 'exception' |
| 166 | + | 'generate_lead' |
| 167 | + | 'login' |
| 168 | + | 'page_view' |
| 169 | + | 'purchase' |
| 170 | + | 'refund' |
| 171 | + | 'remove_from_cart' |
| 172 | + | 'screen_view' |
| 173 | + | 'search' |
| 174 | + | 'select_content' |
| 175 | + | 'set_checkout_option' |
| 176 | + | 'share' |
| 177 | + | 'sign_up' |
| 178 | + | 'timing_complete' |
| 179 | + | 'view_item' |
| 180 | + | 'view_item_list' |
| 181 | + | 'view_promotion' |
| 182 | + | 'view_search_results'; |
| 183 | + |
| 184 | +export type Currency = string | number; |
| 185 | + |
| 186 | +export interface Item { |
| 187 | + brand?: string; |
| 188 | + category?: string; |
| 189 | + creative_name?: string; |
| 190 | + creative_slot?: string; |
| 191 | + id?: string; |
| 192 | + location_id?: string; |
| 193 | + name?: string; |
| 194 | + price?: Currency; |
| 195 | + quantity?: number; |
| 196 | +} |
| 197 | + |
| 198 | +export interface Promotion { |
| 199 | + creative_name?: string; |
| 200 | + creative_slot?: string; |
| 201 | + id?: string; |
| 202 | + name?: string; |
| 203 | +} |
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