|
| 1 | +package stub |
| 2 | + |
| 3 | +import ( |
| 4 | + "context" |
| 5 | + "io" |
| 6 | + "time" |
| 7 | + |
| 8 | + cid "github.com/ipfs/go-cid" |
| 9 | + "github.com/textileio/filecoin/api/client" |
| 10 | + "github.com/textileio/filecoin/deals" |
| 11 | + "github.com/textileio/filecoin/index/ask" |
| 12 | +) |
| 13 | + |
| 14 | +// Deals provides an API for managing deals and storing data |
| 15 | +type Deals struct { |
| 16 | +} |
| 17 | + |
| 18 | +var cids = []cid.Cid{} |
| 19 | +var dealStates = []string{ |
| 20 | + "DealUnknown", |
| 21 | + "DealAccepted", |
| 22 | + "DealStaged", |
| 23 | + "DealSealing", |
| 24 | + "DealComplete", |
| 25 | +} |
| 26 | + |
| 27 | +func init() { |
| 28 | + cid1, _ := cid.Parse("QmY7Yh4UquoXHLPFo2XbhXkhBvFoPwmQUSa92pxnxjQuPA") |
| 29 | + cid2, _ := cid.Parse("QmY7Yh4UquoXHLPFo2XbhXkhBvFoPwmQUSa92pxnxjQuPB") |
| 30 | + cid3, _ := cid.Parse("QmY7Yh4UquoXHLPFo2XbhXkhBvFoPwmQUSa92pxnxjQuPC") |
| 31 | + cid4, _ := cid.Parse("QmY7Yh4UquoXHLPFo2XbhXkhBvFoPwmQUSa92pxnxjQuPD") |
| 32 | + cid5, _ := cid.Parse("QmY7Yh4UquoXHLPFo2XbhXkhBvFoPwmQUSa92pxnxjQuPE") |
| 33 | + cid6, _ := cid.Parse("QmY7Yh4UquoXHLPFo2XbhXkhBvFoPwmQUSa92pxnxjQuPF") |
| 34 | + cid7, _ := cid.Parse("QmY7Yh4UquoXHLPFo2XbhXkhBvFoPwmQUSa92pxnxjQuPG") |
| 35 | + cid8, _ := cid.Parse("QmY7Yh4UquoXHLPFo2XbhXkhBvFoPwmQUSa92pxnxjQuPH") |
| 36 | + cid9, _ := cid.Parse("QmY7Yh4UquoXHLPFo2XbhXkhBvFoPwmQUSa92pxnxjQuPI") |
| 37 | + cid10, _ := cid.Parse("QmY7Yh4UquoXHLPFo2XbhXkhBvFoPwmQUSa92pxnxjQuPJ") |
| 38 | + cids = append(cids, cid1, cid2, cid3, cid4, cid5, cid6, cid7, cid8, cid9, cid10) |
| 39 | +} |
| 40 | + |
| 41 | +// AvailableAsks executes a query to retrieve active Asks |
| 42 | +func (d *Deals) AvailableAsks(ctx context.Context, query ask.Query) ([]ask.StorageAsk, error) { |
| 43 | + time.Sleep(time.Second * 3) |
| 44 | + var asks = []ask.StorageAsk{ |
| 45 | + ask.StorageAsk{ |
| 46 | + Miner: "asdfzxvc123", |
| 47 | + Price: 1245, |
| 48 | + MinPieceSize: 1024, |
| 49 | + Timestamp: 1123456, |
| 50 | + Expiry: 12345677, |
| 51 | + }, |
| 52 | + ask.StorageAsk{ |
| 53 | + Miner: "xcvbfgfhh657", |
| 54 | + Price: 3420, |
| 55 | + MinPieceSize: 2048, |
| 56 | + Timestamp: 89798, |
| 57 | + Expiry: 12345677, |
| 58 | + }, |
| 59 | + ask.StorageAsk{ |
| 60 | + Miner: "asdfzxvc123", |
| 61 | + Price: 1245, |
| 62 | + MinPieceSize: 1024, |
| 63 | + Timestamp: 1123456, |
| 64 | + Expiry: 12345677, |
| 65 | + }, |
| 66 | + ask.StorageAsk{ |
| 67 | + Miner: "asdfzxvc123", |
| 68 | + Price: 1245, |
| 69 | + MinPieceSize: 1024, |
| 70 | + Timestamp: 1123456, |
| 71 | + Expiry: 12345677, |
| 72 | + }, |
| 73 | + } |
| 74 | + return asks, nil |
| 75 | +} |
| 76 | + |
| 77 | +// Store creates a proposal deal for data using wallet addr to all miners indicated |
| 78 | +// by dealConfigs for duration epochs |
| 79 | +func (d *Deals) Store(ctx context.Context, addr string, data io.Reader, dealConfigs []deals.DealConfig, duration uint64) ([]cid.Cid, []deals.DealConfig, error) { |
| 80 | + time.Sleep(time.Second * 3) |
| 81 | + success := []cid.Cid{} |
| 82 | + failed := []deals.DealConfig{} |
| 83 | + for i, dealConfig := range dealConfigs { |
| 84 | + if i == 0 { |
| 85 | + failed = append(failed, dealConfig) |
| 86 | + } else { |
| 87 | + success = append(success, cids[i-1]) |
| 88 | + } |
| 89 | + } |
| 90 | + return success, failed, nil |
| 91 | +} |
| 92 | + |
| 93 | +// Watch returnas a channel with state changes of indicated proposals |
| 94 | +func (d *Deals) Watch(ctx context.Context, proposals []cid.Cid) (<-chan client.WatchEvent, error) { |
| 95 | + ch := make(chan client.WatchEvent) |
| 96 | + go driveChannel(ch, proposals) |
| 97 | + return ch, nil |
| 98 | +} |
| 99 | + |
| 100 | +func driveChannel(ch chan client.WatchEvent, proposals []cid.Cid) { |
| 101 | + for _, dealState := range dealStates { |
| 102 | + for _, proposal := range proposals { |
| 103 | + time.Sleep(time.Millisecond * 1000) |
| 104 | + ch <- client.WatchEvent{ |
| 105 | + Deal: deals.DealInfo{ |
| 106 | + ProposalCid: proposal, |
| 107 | + StateName: dealState, |
| 108 | + }, |
| 109 | + } |
| 110 | + } |
| 111 | + } |
| 112 | + close(ch) |
| 113 | +} |
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