From 8b75b99034a9501add1a4d13c0a083a4036f920f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mar=C3=ADa=20Gabald=C3=B3n=20Rico?= <mariag@stampery.co>
Date: Tue, 29 Jun 2021 15:37:53 +0200
Subject: [PATCH] feat: add data request examples

---
 package.json                     |  3 +-
 src/components/EditorToolBar.vue |  3 ++
 src/components/steps/Loading.vue |  9 +++-
 src/constants.js                 | 15 ++++++
 src/radExamples/bitcoinPrice.js  | 49 +++++++++++++++++++
 src/radExamples/ethPrice.js      | 60 +++++++++++++++++++++++
 src/store/rad.js                 | 20 +++++++-
 yarn.lock                        | 83 +++++++++++++++++++++++++++++++-
 8 files changed, 236 insertions(+), 6 deletions(-)
 create mode 100644 src/radExamples/bitcoinPrice.js
 create mode 100644 src/radExamples/ethPrice.js

diff --git a/package.json b/package.json
index d2b16be8d..104d68d19 100644
--- a/package.json
+++ b/package.json
@@ -63,7 +63,8 @@
     "vue-observe-visibility": "^0.4.6",
     "vue-router": "^3.0.3",
     "vuex": "^3.0.1",
-    "witnet-radon-js": "0.8.4"
+    "witnet-radon-js": "0.8.4",
+    "witnet-requests": "git+https://github.com/witnet/witnet-requests-js"
   },
   "devDependencies": {
     "@babel/compat-data": "7.9.0",
diff --git a/src/components/EditorToolBar.vue b/src/components/EditorToolBar.vue
index ec2861327..7ecd7a5ba 100644
--- a/src/components/EditorToolBar.vue
+++ b/src/components/EditorToolBar.vue
@@ -164,6 +164,9 @@ export default {
       },
     },
   },
+  beforeDestroy() {
+    this.clear()
+  },
   methods: {
     ...mapMutations({
       undo: EDITOR_UNDO,
diff --git a/src/components/steps/Loading.vue b/src/components/steps/Loading.vue
index 40ef9cc0c..43421b77e 100644
--- a/src/components/steps/Loading.vue
+++ b/src/components/steps/Loading.vue
@@ -9,10 +9,10 @@
 </template>
 
 <script>
-import { mapState } from 'vuex'
+import { mapState, mapMutations } from 'vuex'
 import Card from '@/components/card/Card.vue'
 import Spinner from '@/components/Spinner.vue'
-
+// TODO(#1714): Remove logic from this component
 export default {
   name: 'WalletDisclaimer',
   components: {
@@ -21,6 +21,7 @@ export default {
   },
   computed: {
     ...mapState({
+      locale: state => state.wallet.locale,
       sessionId: state => state.wallet.sessionId,
       error: state =>
         state.wallet.errors.unlockWallet || state.wallet.errors.createWallet,
@@ -30,6 +31,7 @@ export default {
     sessionId(value) {
       if (value) {
         this.$router.push(`/wallet/transactions?session_id=${this.sessionId}`)
+        this.setDefaultTemplates({ locale: this.locale })
       }
     },
     error(value) {
@@ -39,6 +41,9 @@ export default {
     },
   },
   methods: {
+    ...mapMutations({
+      setDefaultTemplates: 'setDefaultTemplates',
+    }),
     goToFirstStep() {
       this.$router.push('/ftu/welcome')
     },
diff --git a/src/constants.js b/src/constants.js
index 8cc246b42..839123587 100644
--- a/src/constants.js
+++ b/src/constants.js
@@ -1,6 +1,8 @@
 import { es as fnsEs, enGB } from 'date-fns/locale'
 import en from 'element-ui/lib/locale/lang/en'
 import es from 'element-ui/lib/locale/lang/es'
+import bitcoinPrice from '@/radExamples/bitcoinPrice.js'
+import ethPrice from '@/radExamples/ethPrice.js'
 
 export const EDITOR_ALLOWED_PROTOCOLS = ['http', 'https']
 
@@ -163,3 +165,16 @@ export const BIRTH_DATE_DELAY_DAYS = 30
 export const GENESIS_TIMESTAMP = 1602666000000
 
 export const EPOCH_PERIOD = 45 * 1000
+
+export const RAD_EXAMPLES = [
+  {
+    name: 'Bitcoin price',
+    description: 'Bitcoin price in USD',
+    radRequest: bitcoinPrice,
+  },
+  {
+    name: 'Eth price',
+    description: 'Eth price in USD',
+    radRequest: ethPrice,
+  },
+]
diff --git a/src/radExamples/bitcoinPrice.js b/src/radExamples/bitcoinPrice.js
new file mode 100644
index 000000000..155af0cf4
--- /dev/null
+++ b/src/radExamples/bitcoinPrice.js
@@ -0,0 +1,49 @@
+import * as Witnet from 'witnet-requests'
+
+// Retrieves USD price of a bitcoin from the BitStamp API
+const bitstamp = new Witnet.Source('https://www.bitstamp.net/api/ticker/')
+  .parseJSONMap() // Parse a `Map` from the retrieved `String`
+  .getFloat('last') // Get the `Float` value associated to the `last` key
+  .multiply(1000)
+  .round()
+
+// Retrieves USD price of a bitcoin from CoinDesk's "bitcoin price index" API
+// The JSON here is a bit more complex, thus more operators are needed
+const coindesk = new Witnet.Source(
+  'https://api.coindesk.com/v1/bpi/currentprice.json',
+)
+  .parseJSONMap() // Parse a `Map` from the retrieved `String`
+  .getMap('bpi') // Get the `Map` value associated to the `bpi` key
+  .getMap('USD') // Get the `Map` value associated to the `USD` key
+  .getFloat('rate_float') // Get the `Float` value associated to the `rate_float` key
+  .multiply(1000)
+  .round()
+
+// Filters out any value that is more than 1.5 times the standard
+// deviationaway from the average, then computes the average mean of the
+// values that pass the filter.
+const aggregator = new Witnet.Aggregator({
+  filters: [[Witnet.Types.FILTERS.deviationStandard, 1.5]],
+  reducer: Witnet.Types.REDUCERS.averageMean,
+})
+
+// Filters out any value that is more than 1.5 times the standard
+// deviationaway from the average, then computes the average mean of the
+// values that pass the filter.
+const tally = new Witnet.Tally({
+  filters: [[Witnet.Types.FILTERS.deviationStandard, 1.5]],
+  reducer: Witnet.Types.REDUCERS.averageMean,
+})
+
+// This is the Witnet.Request object that needs to be exported
+const request = new Witnet.Request()
+  .addSource(bitstamp) // Use source 1
+  .addSource(coindesk) // Use source 2
+  .setAggregator(aggregator) // Set the aggregator function
+  .setTally(tally) // Set the tally function
+  .setQuorum(100, 70) // Set witness count
+  .setFees(10, 1) // Set economic incentives
+  .schedule(0) // Make this request immediately solvable
+
+// Do not forget to export the request object
+export { request as default }
diff --git a/src/radExamples/ethPrice.js b/src/radExamples/ethPrice.js
new file mode 100644
index 000000000..506d3266c
--- /dev/null
+++ b/src/radExamples/ethPrice.js
@@ -0,0 +1,60 @@
+import * as Witnet from 'witnet-requests'
+
+// Retrieves USD price of eth from the BitStamp API
+const bitstamp = new Witnet.Source(
+  'https://www.bitstamp.net/api/v2/ticker/ethusd/',
+)
+  .parseJSONMap() // Parse a `Map` from the retrieved `String`
+  .getFloat('last') // Get the `Float` value associated to the `last` key
+  .multiply(1000)
+  .round()
+
+// Retrieves USD price of eth from the coincap API
+const coincap = new Witnet.Source('https://api.coincap.io/v2/assets')
+  .parseJSONMap()
+  .getArray('data')
+  .getMap(1)
+  .getFloat('priceUsd')
+  .multiply(1000)
+  .round()
+
+// Retrieves USD price of eth from the coinpaprika API
+const coinpaprika = new Witnet.Source(
+  'https://api.coinpaprika.com/v1/tickers/eth-ethereum',
+)
+  .parseJSONMap()
+  .getMap('quotes')
+  .getMap('USD')
+  .getFloat('price')
+  .multiply(1000)
+  .round()
+
+// Filters out any value that is more than 1.5 times the standard
+// deviationaway from the average, then computes the average mean of the
+// values that pass the filter.
+const aggregator = new Witnet.Aggregator({
+  filters: [[Witnet.Types.FILTERS.deviationStandard, 1.5]],
+  reducer: Witnet.Types.REDUCERS.averageMean,
+})
+
+// Filters out any value that is more than 1.0 times the standard
+// deviationaway from the average, then computes the average mean of the
+// values that pass the filter.
+const tally = new Witnet.Tally({
+  filters: [[Witnet.Types.FILTERS.deviationStandard, 1.5]],
+  reducer: Witnet.Types.REDUCERS.averageMean,
+})
+
+// This is the Witnet.Request object that needs to be exported
+const request = new Witnet.Request()
+  .addSource(bitstamp) // Use source 1
+  .addSource(coincap) // Use source 2
+  .addSource(coinpaprika) // Use source 3
+  .setAggregator(aggregator) // Set the aggregator function
+  .setTally(tally) // Set the tally function
+  .setQuorum(100, 70) // Set witness count
+  .setFees(10, 1) // Set economic incentives
+  .schedule(0) // Make this request immediately solvable
+
+// Do not forget to export the request object
+export { request as default }
diff --git a/src/store/rad.js b/src/store/rad.js
index 424d20bd6..593341a9d 100644
--- a/src/store/rad.js
+++ b/src/store/rad.js
@@ -7,7 +7,7 @@ import {
 } from '@/utils'
 import i18n from '@/plugins/i18n'
 import { Radon } from 'witnet-radon-js'
-import { EDITOR_STAGES, HISTORY_UPDATE_TYPE } from '@/constants'
+import { EDITOR_STAGES, HISTORY_UPDATE_TYPE, RAD_EXAMPLES } from '@/constants'
 import {
   UPDATE_HISTORY,
   UPDATE_TEMPLATE,
@@ -63,6 +63,23 @@ export default {
     },
   },
   mutations: {
+    setDefaultTemplates: function(state, { locale }) {
+      RAD_EXAMPLES.forEach(example => {
+        const radRequest = {
+          retrieve: example.radRequest.data.data_request.retrieve,
+          aggregate: example.radRequest.data.data_request.aggregate,
+          tally: example.radRequest.data.data_request.tally,
+          timelock: example.radRequest.data.data_request.time_lock,
+        }
+        this.dispatch('saveTemplate', {
+          template: {
+            name: example.name,
+            description: example.description,
+            radRequest: new Radon(radRequest, locale).getMir(),
+          },
+        })
+      })
+    },
     setSubscriptId: function(state, { id }) {
       state.subscriptIds.push(id)
     },
@@ -434,7 +451,6 @@ export default {
       const isImportingTemplate = args ? !!args.template : null
       const date = Date.now()
       const templates = context.state.templates
-
       if (isImportingTemplate && !isValidRadRequest(args.template.radRequest)) {
         // data request is invalid
         createNotification({
diff --git a/yarn.lock b/yarn.lock
index e4a409249..b75f217cb 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3109,6 +3109,11 @@ bignumber.js@^9.0.0:
   resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-9.0.0.tgz#805880f84a329b5eac6e7cb6f8274b6d82bdf075"
   integrity sha512-t/OYhhJ2SD+YGBQcjY8GzzDHEk9f3nerxjtfa6tlMXfe7frs/WozhvCNoGvpM0P3bNf3Gq5ZRMlGr5f3r4/N8A==
 
+bignumber.js@^9.0.1:
+  version "9.0.1"
+  resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-9.0.1.tgz#8d7ba124c882bfd8e43260c67475518d0689e4e5"
+  integrity sha512-IdZR9mh6ahOBv/hYGiXyVuyCetmGJhtYkqLBpTStdhEGjegpPlUawydyaF3pbIOFynJTpllEs+NP+CS9jKFLjA==
+
 binary-extensions@^1.0.0:
   version "1.13.1"
   resolved "https://registry.yarnpkg.com/binary-extensions/-/binary-extensions-1.13.1.tgz#598afe54755b2868a5330d2aff9d4ebb53209b65"
@@ -3733,6 +3738,14 @@ cbor@^4.1.5:
     json-text-sequence "^0.1"
     nofilter "^1.0.3"
 
+cbor@^5.0.1:
+  version "5.2.0"
+  resolved "https://registry.yarnpkg.com/cbor/-/cbor-5.2.0.tgz#4cca67783ccd6de7b50ab4ed62636712f287a67c"
+  integrity sha512-5IMhi9e1QU76ppa5/ajP1BmMWZ2FHkhAhjeVKQ/EFCgYSEaeVaoGtL7cxJskf9oCCk+XjzaIdc3IuU/dbA/o2A==
+  dependencies:
+    bignumber.js "^9.0.1"
+    nofilter "^1.0.4"
+
 ccount@^1.0.0:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/ccount/-/ccount-1.0.5.tgz#ac82a944905a65ce204eb03023157edf29425c17"
@@ -6674,6 +6687,20 @@ functional-red-black-tree@^1.0.1:
   resolved "https://registry.yarnpkg.com/functional-red-black-tree/-/functional-red-black-tree-1.0.1.tgz#1b0ab3bd553b2a0d6399d29c0e3ea0b252078327"
   integrity sha1-GwqzvVU7Kg1jmdKcDj6gslIHgyc=
 
+generate-function@^2.0.0:
+  version "2.3.1"
+  resolved "https://registry.yarnpkg.com/generate-function/-/generate-function-2.3.1.tgz#f069617690c10c868e73b8465746764f97c3479f"
+  integrity sha512-eeB5GfMNeevm/GRYq20ShmsaGcmI81kIX2K9XQx5miC8KdHaC6Jm0qQ8ZNeGOi7wYB8OsdxKs+Y2oVuTFuVwKQ==
+  dependencies:
+    is-property "^1.0.2"
+
+generate-object-property@^1.2.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/generate-object-property/-/generate-object-property-1.2.0.tgz#9c0e1c40308ce804f4783618b937fa88f99d50d0"
+  integrity sha1-nA4cQDCM6AT0eDYYuTf6iPmdUNA=
+  dependencies:
+    is-property "^1.0.0"
+
 generic-names@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/generic-names/-/generic-names-2.0.1.tgz#f8a378ead2ccaa7a34f0317b05554832ae41b872"
@@ -8063,6 +8090,11 @@ is-promise@^2.0.0:
   resolved "https://registry.yarnpkg.com/is-promise/-/is-promise-2.2.2.tgz#39ab959ccbf9a774cf079f7b40c7a26f763135f1"
   integrity sha512-+lP4/6lKUBfQjZ2pdxThZvLUAafmZb8OAxFb8XXtiQmS35INgr85hdOGoEs124ez1FCnZJt6jau/T+alh58QFQ==
 
+is-property@^1.0.0, is-property@^1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/is-property/-/is-property-1.0.2.tgz#57fe1c4e48474edd65b09911f26b1cd4095dda84"
+  integrity sha1-V/4cTkhHTt1lsJkR8msc1Ald2oQ=
+
 is-regex@^1.0.3, is-regex@^1.0.4, is-regex@^1.1.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/is-regex/-/is-regex-1.1.1.tgz#c6f98aacc546f6cec5468a07b7b153ab564a57b9"
@@ -10119,7 +10151,7 @@ node-releases@^1.1.29, node-releases@^1.1.3, node-releases@^1.1.60:
   resolved "https://registry.yarnpkg.com/node-releases/-/node-releases-1.1.61.tgz#707b0fca9ce4e11783612ba4a2fcba09047af16e"
   integrity sha512-DD5vebQLg8jLCOzwupn954fbIiZht05DAZs0k2u8NStSe6h9XdsuIQL8hSRKYiU8WUQRznmSDrKGbv3ObOmC7g==
 
-nofilter@^1.0.3:
+nofilter@^1.0.3, nofilter@^1.0.4:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/nofilter/-/nofilter-1.0.4.tgz#78d6f4b6a613e7ced8b015cec534625f7667006e"
   integrity sha512-N8lidFp+fCz+TD51+haYdbDGrcBWwuHX40F5+z0qkUjMJ5Tp+rdSuAkMJ9N9eoolDlEVTf6u5icM+cNKkKW2mA==
@@ -11596,6 +11628,31 @@ proto-list@~1.2.1:
   resolved "https://registry.yarnpkg.com/proto-list/-/proto-list-1.2.4.tgz#212d5bfe1318306a420f6402b8e26ff39647a849"
   integrity sha1-IS1b/hMYMGpCD2QCuOJv85ZHqEk=
 
+protocol-buffers-encodings@^1.1.0:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/protocol-buffers-encodings/-/protocol-buffers-encodings-1.1.1.tgz#f1e4a386711823137330171d2c82b49d062e75d3"
+  integrity sha512-5aFshI9SbhtcMiDiZZu3g2tMlZeS5lhni//AGJ7V34PQLU5JA91Cva7TIs6inZhYikS3OpnUzAUuL6YtS0CyDA==
+  dependencies:
+    signed-varint "^2.0.1"
+    varint "5.0.0"
+
+protocol-buffers-schema@^3.1.1:
+  version "3.5.1"
+  resolved "https://registry.yarnpkg.com/protocol-buffers-schema/-/protocol-buffers-schema-3.5.1.tgz#8388e768d383ac8cbea23e1280dfadb79f4122ad"
+  integrity sha512-YVCvdhxWNDP8/nJDyXLuM+UFsuPk4+1PB7WGPVDzm3HTHbzFLxQYeW2iZpS4mmnXrQJGBzt230t/BbEb7PrQaw==
+
+protocol-buffers@^4.1.0:
+  version "4.2.0"
+  resolved "https://registry.yarnpkg.com/protocol-buffers/-/protocol-buffers-4.2.0.tgz#e25c64c36bf9b0c77b5546f147344d900c495001"
+  integrity sha512-hNp56d5uuREVde7UqP+dmBkwzxrhJwYU5nL/mdivyFfkRZdgAgojkyBeU3jKo7ZHrjdSx6Q1CwUmYJI6INt20g==
+  dependencies:
+    generate-function "^2.0.0"
+    generate-object-property "^1.2.0"
+    protocol-buffers-encodings "^1.1.0"
+    protocol-buffers-schema "^3.1.1"
+    signed-varint "^2.0.0"
+    varint "^5.0.0"
+
 proxy-addr@~2.0.5:
   version "2.0.6"
   resolved "https://registry.yarnpkg.com/proxy-addr/-/proxy-addr-2.0.6.tgz#fdc2336505447d3f2f2c638ed272caf614bbb2bf"
@@ -13125,6 +13182,13 @@ signal-exit@^3.0.0, signal-exit@^3.0.2:
   resolved "https://registry.yarnpkg.com/signal-exit/-/signal-exit-3.0.3.tgz#a1410c2edd8f077b08b4e253c8eacfcaf057461c"
   integrity sha512-VUJ49FC8U1OxwZLxIbTTrDvLnf/6TDgxZcK8wxR8zs13xpx7xbG60ndBlhNrFi2EMuFRoeDoJO7wthSLq42EjA==
 
+signed-varint@^2.0.0, signed-varint@^2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/signed-varint/-/signed-varint-2.0.1.tgz#50a9989da7c98c2c61dad119bc97470ef8528129"
+  integrity sha1-UKmYnafJjCxh2tEZvJdHDvhSgSk=
+  dependencies:
+    varint "~5.0.0"
+
 simple-swizzle@^0.2.2:
   version "0.2.2"
   resolved "https://registry.yarnpkg.com/simple-swizzle/-/simple-swizzle-0.2.2.tgz#a4da6b635ffcccca33f70d17cb92592de95e557a"
@@ -14855,6 +14919,16 @@ validate-npm-package-license@^3.0.1:
     spdx-correct "^3.0.0"
     spdx-expression-parse "^3.0.0"
 
+varint@5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/varint/-/varint-5.0.0.tgz#d826b89f7490732fabc0c0ed693ed475dcb29ebf"
+  integrity sha1-2Ca4n3SQcy+rwMDtaT7Uddyynr8=
+
+varint@^5.0.0, varint@~5.0.0:
+  version "5.0.2"
+  resolved "https://registry.yarnpkg.com/varint/-/varint-5.0.2.tgz#5b47f8a947eb668b848e034dcfa87d0ff8a7f7a4"
+  integrity sha512-lKxKYG6H03yCZUpAGOPOsMcGxd1RHCu1iKvEHYDPmTyq2HueGhD73ssNBqqQWfvYs04G9iUFRvmAVLW20Jw6ow==
+
 vary@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/vary/-/vary-1.1.2.tgz#2299f02c6ded30d4a5961b0b9f74524a18f634fc"
@@ -15494,6 +15568,13 @@ witnet-radon-js@0.8.4:
     prettier "^2.0.5"
     rosetta "^1.1.0"
 
+"witnet-requests@git+https://github.com/witnet/witnet-requests-js":
+  version "0.3.0"
+  resolved "git+https://github.com/witnet/witnet-requests-js#4ed30f2e3c8551b1a8a61265df7ed03e08e38e6f"
+  dependencies:
+    cbor "^5.0.1"
+    protocol-buffers "^4.1.0"
+
 word-wrap@~1.2.3:
   version "1.2.3"
   resolved "https://registry.yarnpkg.com/word-wrap/-/word-wrap-1.2.3.tgz#610636f6b1f703891bd34771ccb17fb93b47079c"