feat(ag-trade): place bid by discount

Setup: endo, network, account

As before, `make reserve-add` does account set-up, using some secrets: ```console $ cat .envrc PATH_add /Users/connolly/projects/endo/packages/cli/bin # user1: agoric1p2aqakv3ulz4qfy2nut86j9gx0dx0yw09h96md export ALICE_SECRET="orbit bench..." ``` then: ```console $ make reserve-add ++ install cosmos fetch plugin endo make --UNCONFINED src/cosmosFetch.js -n cosmos-fetch Object [Alleged: CosmosFetch] {} endo make src/net-local.js -n local -p cosmos-fetch { lcd: Object [Alleged: LCD] {}, rpc: Object [Alleged: RpcClient] {} } ++ start smart wallet caplet -- TODO: should not need UNSAFE endo make --UNCONFINED src/smartWallet.js -n client-maker Object [Alleged: SmartWalletFactory] {} endo eval "E(wf).makeWalletKit('orbit bench...', local.rpc, local.lcd)" \ local wf:client-maker -n alice-wk { query: Object [Alleged: QueryTool] {}, smartWallet: Object [Alleged: SmartWallet] {}, tx: Object [Alleged: SigningClient] {} } endo make src/fresh-id.js -n fresh Object [Alleged: FreshMaker] {} endo make --UNCONFINED src/clock.js -n clock Object [Alleged: Clock] {} endo eval "E(fresh).start(clock, 'trade-')" fresh -n fresh-trade-id clock Object [Alleged: Fresh] {} endo mkguest alice Object [Alleged: EndoGuest] {} endo send alice @wallet:alice-wk endo send alice @fresh:fresh-trade-id endo inbox --as alice # these 0/1 message numbers are fragile endo adopt 0 wallet --as alice endo adopt 1 fresh --as alice ``` and finally, it does... ``` endo run src/reserve-add.js 1 IST -p alice { status: { error: 'Error: cannot grab 1000000uist coins: 40000uist is smaller than 1000000uist: insufficient funds', id: 'trade-0311.0', invitationSpec: { callPipe: [Array], instancePath: [Array], source: 'agoricContract' }, proposal: { give: [Object] }, result: [ [Object] ] }, tx: { height: 9941, transactionHash: '069876AA2180BAD75FB847D4F6DF0313AF02F3F0ACA6131FBBB6AAB6A8F0E14D' } } ```

Place a bid by discount

$ endo run src/auction-bid.js -p alice -- --give '0.01 IST' --maxBuy '1000 ATOM' --discount 0.05
vbankAssets [  'USDC_axl', 'USDT_grv', ... ]
{
  status: {
    id: 'trade-0255.3',
    invitationSpec: {
      callPipe: [Array],
      instancePath: [Array],
      source: 'agoricContract'
    },
    offerArgs: { maxBuy: [Object], offerBidScaling: [Object] },
    proposal: { give: [Object] },
    result: 'Your bid has been accepted'
  },
  tx: {
    height: 8991,
    transactionHash: 'BBFBA3C886428E95F101165073CE928F5E089A75A32825FCDDBD253603D45CF2'
  }
}

List Bids

$ endo run src/auction-bid.js -p alice -- --list
{"id":"trade-0255.3","invitationSpec":{"callPipe":[["makeBidInvitation",["[Alleged: ATOM brand#board05557]"]]],"instancePath":["auctioneer"],"source":"agoricContract"},"offerArgs":{"maxBuy":{"brand":"[Seen]","value":"[1000000000n]"},"offerBidScaling":{"denominator":{"brand":"[Alleged: IST brand#board0257]","value":"[100n]"},"numerator":{"brand":"[Seen]","value":"[95n]"}}},"proposal":{"give":{"Bid":{"brand":"[Seen]","value":"[10000n]"}}}}

With jq, i.e. endo run src/auction-bid.js -p alice -- --list|jq:

{
  "id": "trade-0255.3",
  "invitationSpec": {
    "callPipe": [
      [
        "makeBidInvitation",
        [
          "[Alleged: ATOM brand#board05557]"
        ]
      ]
    ],
    "instancePath": [
      "auctioneer"
    ],
    "source": "agoricContract"
  },
  "offerArgs": {
    "maxBuy": {
      "brand": "[Seen]",
      "value": "[1000000000n]"
    },
    "offerBidScaling": {
      "denominator": {
        "brand": "[Alleged: IST brand#board0257]",
        "value": "[100n]"
      },
      "numerator": {
        "brand": "[Seen]",
        "value": "[95n]"
      }
    }
  },
  "proposal": {
    "give": {
      "Bid": {
        "brand": "[Seen]",
        "value": "[10000n]"
      }
    }
  }
}

cc @dtribble @ivanlei @kriskowal

endojs / playground

feat(ag-trade): place bid by discount #11

Place a bid by discount

List Bids