ananse/dist/cli/simulator.mjs.map

Ananse is a lightweight NodeJs framework with batteries included for building efficient, scalable and maintainable USSD applications.

{"version":3,"sources":["../../src/cli/simulator.ts"],"sourcesContent":["#!/usr/bin/env node\n\nimport { SupportedGateway } from \"@src/helpers/constants\";\nimport { randomUUID } from \"crypto\";\nimport * as readline from \"readline\";\n\nconst rl = readline.createInterface({\n\tinput: process.stdin,\n\toutput: process.stdout,\n});\n\nconst CACHE: Record<\n\tSupportedGateway,\n\t{ sessionId?: string; operator?: string }\n> = { wigal: {}, emergent_technology: {} };\n\nclass Simulator {\n\targs: {\n\t\tphone?: string;\n\t\turl?: string;\n\t\tprovider?: SupportedGateway;\n\t\tdebug?: boolean | string;\n\t} = {};\n\n\t// TODO: Implement emergent ussd\n\tget provider() {\n\t\treturn this.args.provider;\n\t}\n\n\tget baseUrl(): string {\n\t\treturn `${this.args.url || \"http://localhost:3000\"}`;\n\t}\n\n\t// get generateRequestUrl(): string {\n\t//   if (this.provider == \"wigal\") {\n\t//     return `${this.baseUrl}?network=wigal_tigo_gh&sessionid=12345&mode=start&msisdn=${this.args.phone}&userdata&username=stevkky&trafficid=adc62161-05b2-4af5-98b1-a66c67f85c9d&other=first_menu`;\n\t//   }\n\n\t//   throw new Error(`${this.provider} is not implemented`);\n\t// }\n\n\tasync init() {\n\t\tthis.parseArguments();\n\t}\n\n\tprivate parseArguments() {\n\t\tthis.args[\"phone\"] = process.argv.slice(2)[0];\n\t\tthis.args[\"provider\"] = process.argv.slice(2)[1] as SupportedGateway;\n\t\tthis.args[\"url\"] = process.argv.slice(2)[2];\n\n\t\tif (this.args.phone == null || this.args.phone?.trim() == \"\") {\n\t\t\tconsole.log(\"Please provide a phone number!\");\n\t\t\tprocess.exit(1);\n\t\t}\n\t\tif (!/[0-9]{10,}/.test(this.args.phone)) {\n\t\t\tconsole.log(\"Invalid phone number!\");\n\t\t\tprocess.exit(1);\n\t\t}\n\n\t\tprocess.argv.slice(2).forEach((arg) => {\n\t\t\tconst [key, value] = arg.split(\"=\");\n\n\t\t\t// @ts-ignore\n\t\t\tthis.args[key.replace(/(-)+/, \"\")] = value;\n\t\t});\n\t}\n\n\tasync start(url?: string, requestBody?: any) {\n\t\ttry {\n\t\t\tif (this.provider == SupportedGateway.wigal) {\n\t\t\t\tconst resp = await fetch(url || (this.reply() as string));\n\t\t\t\tconst data = await resp.text();\n\n\t\t\t\tlet wigal = this.parseResponse(data);\n\n\t\t\t\tconsole.log(\"\");\n\t\t\t\tconsole.log(this.displayText(wigal.userdata));\n\t\t\t\tconsole.log(\"\");\n\n\t\t\t\tif (wigal.isEndSession) process.exit(0);\n\n\t\t\t\trl.question(\"Response: \", async (input) => {\n\t\t\t\t\treturn await this.start(this.reply(wigal, input) as string);\n\t\t\t\t});\n\t\t\t} else if (this.provider == SupportedGateway.emergent_technology) {\n\t\t\t\tconst { url, body } = this.reply(requestBody) as {\n\t\t\t\t\turl: string;\n\t\t\t\t\tbody: any;\n\t\t\t\t};\n\n\t\t\t\tconst resp = await fetch(url, {\n\t\t\t\t\tmethod: \"POST\",\n\t\t\t\t\tbody: JSON.stringify(body),\n\t\t\t\t\theaders: { \"Content-Type\": \"application/json\" },\n\t\t\t\t});\n\n\t\t\t\tconst json: { Message: string; Type: \"Release\" | \"Response\" } =\n\t\t\t\t\tawait resp.json();\n\n\t\t\t\tconsole.log(\"\");\n\t\t\t\tconsole.log(this.displayText(json.Message));\n\t\t\t\tconsole.log(\"\");\n\n\t\t\t\tif (json.Type == \"Release\") process.exit(0);\n\n\t\t\t\trl.question(\"Response: \", async (input) => {\n\t\t\t\t\tconst { url, body } = this.reply(json, input) as {\n\t\t\t\t\t\turl: string;\n\t\t\t\t\t\tbody: any;\n\t\t\t\t\t};\n\n\t\t\t\t\treturn await this.start(url, body);\n\t\t\t\t});\n\t\t\t}\n\t\t} catch (e) {\n\t\t\tconsole.log(\"Simulator error: \", e);\n\t\t\tthis.log(e);\n\t\t\tprocess.exit(1);\n\t\t}\n\t}\n\n\treply(data?: any, input?: string): string | { url: string; body: any } {\n\t\tif (this.provider === SupportedGateway.wigal) {\n\t\t\t// If '#' in input, encode i\n\t\t\tinput = input?.replace(/#/g, \"%23\");\n\n\t\t\t// Wigal reply\n\t\t\tdata ??= {};\n\t\t\tdata.userdata = input != null ? input : data.userdata;\n\n\t\t\tconst url = `${this.baseUrl}?network=${\n\t\t\t\tdata.network || \"wigal_mtn_gh\"\n\t\t\t}&sessionid=${data.sessionid || randomUUID()}&mode=${\n\t\t\t\tdata.mode || \"start\"\n\t\t\t}&msisdn=${data.msisdn || this.args.phone}&userdata=${input}&username=${\n\t\t\t\tdata.username || \"test_user\"\n\t\t\t}&trafficid=${randomUUID()}&other=${data.other || \"\"}`;\n\n\t\t\tthis.log(url);\n\t\t\treturn url;\n\t\t}\n\n\t\tif (this.provider == SupportedGateway.emergent_technology) {\n\t\t\t// Emergent Technology\n\t\t\tdata ??= {\n\t\t\t\tMobile: this.args.phone,\n\t\t\t\tMessage: \"*714#\",\n\t\t\t};\n\t\t\tdata.Message = input != null ? input : data.Message;\n\t\t\t// SessionId is not included in the response, so we read from cache first\n\t\t\tdata.SessionId = CACHE[this.provider].sessionId || randomUUID();\n\t\t\tdata.Type ??= \"Initiation\";\n\t\t\tdata.Mobile = this.args.phone;\n\t\t\tdata.Operator = \"Vodafone\";\n\t\t\tdata.ServiceCode = \"714\";\n\n\t\t\t// TODO: Auto detect operator/network from phone number\n\n\t\t\tCACHE[this.provider].sessionId = data.SessionId;\n\n\t\t\treturn { url: this.baseUrl, body: data };\n\t\t}\n\n\t\tthrow new Error(`Reply is not implemented for ${this.provider}`);\n\t}\n\n\tparseResponse(data: string) {\n\t\tthis.log(data);\n\n\t\tif (this.provider == \"wigal\") {\n\t\t\tlet resp = data.split(\"|\");\n\t\t\treturn {\n\t\t\t\tnetwork: resp[0],\n\t\t\t\tmode: resp[1] as any,\n\t\t\t\tmsisdn: resp[2],\n\t\t\t\tsessionid: resp[3],\n\t\t\t\tuserdata: resp[4].replace(/\\^/g, \"\\n\"),\n\t\t\t\tusername: resp[5],\n\t\t\t\ttrafficid: resp[6],\n\t\t\t\tother: resp[7],\n\t\t\t\tisEndSession: resp[1] == \"end\",\n\t\t\t};\n\t\t}\n\t\tthrow new Error(`Response parsing is not implemented for ${this.provider}`);\n\t}\n\n\tdisplayText(text: string | undefined) {\n\t\ttext ??= \"Unable to parse text from response\";\n\n\t\treturn text?.replace(/\\^/g, \"\\n\");\n\t}\n\n\tlog(data: any) {\n\t\t// this.args.debug = true;\n\t\tif (this.args.debug === true || this.args.debug === \"true\") {\n\t\t\tconsole.log(\"\");\n\t\t\tconsole.log(data);\n\t\t\tconsole.log(\"\");\n\t\t}\n\t}\n}\n\nconst simulator = new Simulator();\nsimulator.init().then(() => 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