{"version":3,"sources":["../src/utils.ts","../src/error.ts"],"sourcesContent":["import { v4 as uuidv4 } from 'uuid'\n\nimport { CosmiframeTimeoutError } from './error'\nimport {\n CalledParentMethodResult,\n MethodCallResultMessageNoId,\n Origin,\n OverrideHandler,\n RequestMethodCallMessageNoId,\n} from './types'\n\n/**\n * Origin specified by the iframe to allow all origins. This is unsafe and\n * should not be done.\n */\nexport const UNSAFE_ALLOW_ANY_ORIGIN = 'UNSAFE_ALLOW_ANY_ORIGIN'\n\n/**\n * Send message call request to parent and listen for the result, only accepting\n * results from parents of allowed origins. Returns a promise that resolves with\n * the result on success or rejects with an error.\n */\nexport const callParentMethod = (\n message: RequestMethodCallMessageNoId,\n origins: Origin[],\n /**\n * The timeout in milliseconds after which to reject the promise and stop\n * listening if the parent has not responded. If undefined, no timeout.\n *\n * Defaults to no timeout.\n */\n timeout?: number\n): Promise> =>\n new Promise>((resolve, reject) => {\n let timeoutId: number | null = null\n const id = uuidv4()\n\n // Add one-time listener that waits for a response for the request we're\n // about to send.\n const listener = ({ origin, source, data }: MessageEvent) => {\n // Verify we are receiving a response for the correct request from an\n // allowed parent.\n if (\n !isOriginAllowed(origins, origin) ||\n source !== window.parent ||\n data.id !== id\n ) {\n return\n }\n\n // Remove listener once we receive a response for the correct request.\n window.removeEventListener('message', listener)\n\n // Remove timeout if set.\n if (timeoutId !== null) {\n clearTimeout(timeoutId)\n }\n\n if (data.type === 'success') {\n resolve({\n result: data.response,\n origin,\n })\n } else {\n reject(new Error(data.error))\n }\n }\n\n window.addEventListener('message', listener)\n\n try {\n const data = {\n ...message,\n id,\n }\n\n // Send the message to our parent of any origin. This is safe because we\n // will only accept responses back from parents of allowed origins.\n window.parent.postMessage(data, '*')\n } catch (err) {\n // If fails to send, remove the listener and reject.\n window.removeEventListener('message', listener)\n reject(err)\n }\n\n // If timeout is set, add a timeout listener that will reject the promise\n // if the parent has not responded.\n if (timeout) {\n timeoutId = setTimeout(() => {\n window.removeEventListener('message', listener)\n reject(\n new CosmiframeTimeoutError(\n `Timed out after ${timeout}ms waiting for parent to respond.`\n )\n )\n }, timeout)\n }\n })\n\n/**\n * Convert override handler into a method call result message. If the override\n * handler is to call the method normally, returns undefined.\n */\nexport const processOverrideHandler = (\n handler: OverrideHandler\n): MethodCallResultMessageNoId | undefined => {\n if (!handler || handler.type === 'error') {\n return {\n type: 'error',\n error:\n (handler && handler.type === 'error' && handler.error) ||\n 'Handled by outer wallet.',\n }\n } else if (handler.type === 'success') {\n return {\n type: 'success',\n response: handler.value,\n }\n }\n}\n\n/**\n * Returns whether or not the current app is being used in an iframe.\n */\nexport const isInIframe = () =>\n typeof window !== 'undefined' && window.self !== window.parent\n\n/**\n * Returns whether or not the origin is allowed.\n */\nexport const isOriginAllowed = (allowedOrigins: Origin[], origin: string) =>\n allowedOrigins.some(\n (allowed) =>\n // Allow all origins.\n allowed === '*' ||\n // Allow a specific origin.\n (typeof allowed === 'string' && origin === allowed) ||\n // Allow an origin that matches a regular expression.\n (allowed instanceof RegExp && allowed.test(origin))\n )\n","export class CosmiframeTimeoutError extends Error {\n constructor(message: string) {\n super(message)\n this.name = 'CosmiframeTimeoutError'\n }\n}\n"],"mappings":"+EAAA,OAASA,MAAMC,MAAc,OCAtB,IAAMC,EAAN,MAAMA,UAA+BC,KAAAA,CAC1CC,YAAYC,EAAiB,CAC3B,MAAMA,CAAAA,EACN,KAAKC,KAAO,wBACd,CACF,EAL4CH,EAAAA,EAAAA,0BAArC,IAAMD,EAANK,EDeA,IAAMC,EAA0B,0BAO1BC,EAAmBC,EAAA,CAC9BC,EACAC,EAOAC,IAEA,IAAIC,QAAqC,CAACC,EAASC,IAAAA,CACjD,IAAIC,EAA2B,KACzBC,EAAKC,EAAAA,EAILC,EAAWV,EAAA,CAAC,CAAEW,OAAAA,EAAQC,OAAAA,EAAQC,KAAAA,CAAI,IAAgB,CAIpD,CAACC,EAAgBZ,EAASS,CAAAA,GAC1BC,IAAWG,OAAOC,QAClBH,EAAKL,KAAOA,IAMdO,OAAOE,oBAAoB,UAAWP,CAAAA,EAGlCH,IAAc,MAChBW,aAAaX,CAAAA,EAGXM,EAAKM,OAAS,UAChBd,EAAQ,CACNe,OAAQP,EAAKQ,SACbV,OAAAA,CACF,CAAA,EAEAL,EAAO,IAAIgB,MAAMT,EAAKU,KAAK,CAAA,EAE/B,EA3BiB,YA6BjBR,OAAOS,iBAAiB,UAAWd,CAAAA,EAEnC,GAAI,CACF,IAAMG,EAAO,CACX,GAAGZ,EACHO,GAAAA,CACF,EAIAO,OAAOC,OAAOS,YAAYZ,EAAM,GAAA,CAClC,OAASa,EAAK,CAEZX,OAAOE,oBAAoB,UAAWP,CAAAA,EACtCJ,EAAOoB,CAAAA,CACT,CAIIvB,IACFI,EAAYoB,WAAW,IAAA,CACrBZ,OAAOE,oBAAoB,UAAWP,CAAAA,EACtCJ,EACE,IAAIsB,EACF,mBAAmBzB,CAAAA,mCAA0C,CAAA,CAGnE,EAAGA,CAAAA,EAEP,CAAA,EA3E8B,oBAiFnB0B,EAAyB7B,EACpC8B,GAAAA,CAEA,GAAI,CAACA,GAAWA,EAAQX,OAAS,QAC/B,MAAO,CACLA,KAAM,QACNI,MACGO,GAAWA,EAAQX,OAAS,SAAWW,EAAQP,OAChD,0BACJ,EACK,GAAIO,EAAQX,OAAS,UAC1B,MAAO,CACLA,KAAM,UACNE,SAAUS,EAAQC,KACpB,CAEJ,EAhBsC,0BAqBzBC,EAAahC,EAAA,IACxB,OAAOe,OAAW,KAAeA,OAAOkB,OAASlB,OAAOC,OADhC,cAMbF,EAAkBd,EAAA,CAACkC,EAA0BvB,IACxDuB,EAAeC,KACZC,GAECA,IAAY,KAEX,OAAOA,GAAY,UAAYzB,IAAWyB,GAE1CA,aAAmBC,QAAUD,EAAQE,KAAK3B,CAAAA,CAAAA,EARlB","names":["v4","uuidv4","CosmiframeTimeoutError","Error","constructor","message","name","_CosmiframeTimeoutError","UNSAFE_ALLOW_ANY_ORIGIN","callParentMethod","__name","message","origins","timeout","Promise","resolve","reject","timeoutId","id","uuidv4","listener","origin","source","data","isOriginAllowed","window","parent","removeEventListener","clearTimeout","type","result","response","Error","error","addEventListener","postMessage","err","setTimeout","CosmiframeTimeoutError","processOverrideHandler","handler","value","isInIframe","self","allowedOrigins","some","allowed","RegExp","test"]}