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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 | 2x 2x 2x 3x 3x 3x 3x 3x 3x 3x 3x 1x 2x 2x 2x 2x 2x 2x 1x 1x 1x 18x 2x 18x 2x 1x 1x 1x 1x 2x | import {setLogger} from './logger'
import Airship from './airship'
import Core from './core'
const defaultEnv = new Core()
defaultEnv.configure({})
export class FlaggerBase {
constructor() {
this.gatingInfoListeners = []
}
static _isDict(obj) {
return obj !== undefined && obj !== null && obj.constructor === Object
}
async publish(objs) {
if (this.environment) {
await this.environment.publish(objs)
} else {
throw 'Airship must be configured first before `publish` can be called'
}
}
// This will allow for async/await
async configure(options) {
Iif (!FlaggerBase._isDict(options)) {
throw '<options> must be dictionary'
}
const envKey = options.envKey
const flagConfig = options.flagConfig
Iif (!envKey && !flagConfig) {
throw '<options> must contain envKey corresponding to an environment key or a flagConfig dictionary to configure locally'
}
const subscribeToUpdates =
options.subscribeToUpdates === false ? false : true
Eif (envKey) {
if (
this.environment &&
this.environment.envKey === envKey &&
this.environment.subscribeToUpdates === subscribeToUpdates &&
this.environment.environmentPromise &&
!this.environment.failed
) {
await this.environment.environmentPromise
} else {
Iif (this.environment) {
await this.environment.shutdown()
}
this.environment = new Airship(this.handleGatingInfoUpdate.bind(this))
const promise = this.environment.configure(
envKey,
options.subscribeToUpdates,
options.apiDomain
)
this.environment.environmentPromise = promise
await promise
}
} else {
if (this.environment) {
await this.environment.shutdown()
}
this.environment = new Core()
await this.environment.configure(flagConfig)
}
}
async shutdown() {
if (this.environment) {
await this.environment.shutdown()
delete this.environment
} else {
throw 'Airship must be configured first before `shutdown` can be called'
}
}
flag(flagName) {
return (this.environment || defaultEnv).flag(flagName)
}
setErrorListener(fn) {
setLogger(fn)
}
handleGatingInfoUpdate(gatingInfo) {
this.gatingInfoListeners.forEach(listener => listener(gatingInfo))
}
addGatingInfoListener(listener) {
this.gatingInfoListeners.push(listener)
}
removeGatingInfoListener(listener) {
this.gatingInfoListeners = this.gatingInfoListeners.filter(
l => l !== listener
)
}
identify(obj) {
if (this.environment) {
this.environment.identify(obj)
this.environment._identifyObject(obj)
this.environment.maybeIngest(true)
} else {
throw 'Airship must be configured first before `identify` can be called'
}
}
}
const Flagger = new FlaggerBase()
export default Flagger
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