|
| 1 | +package main |
| 2 | + |
| 3 | +import ( |
| 4 | + "context" |
| 5 | + "fmt" |
| 6 | + "io" |
| 7 | + "strings" |
| 8 | + "time" |
| 9 | + |
| 10 | + "github.com/sourcegraph/sourcegraph/lib/errors" |
| 11 | + |
| 12 | + "github.com/sourcegraph/src-cli/internal/clicompat" |
| 13 | + "github.com/sourcegraph/src-cli/internal/cmderrors" |
| 14 | + "github.com/sourcegraph/src-cli/internal/deepsearch" |
| 15 | + "github.com/urfave/cli/v3" |
| 16 | +) |
| 17 | + |
| 18 | +const deepsearchAskExamples = ` |
| 19 | +Examples: |
| 20 | +
|
| 21 | + Ask a question and wait for the answer: |
| 22 | +
|
| 23 | + $ src deepsearch ask 'How is authentication implemented?' |
| 24 | +
|
| 25 | + Ask a question using the ds alias: |
| 26 | +
|
| 27 | + $ src ds ask 'Which services write repository metadata?' |
| 28 | +
|
| 29 | +` |
| 30 | + |
| 31 | +var deepsearchAskCommand = clicompat.Wrap(&cli.Command{ |
| 32 | + Name: "ask", |
| 33 | + Usage: "starts a Deep Search conversation and waits for the answer", |
| 34 | + UsageText: "src deepsearch ask [options] <question>", |
| 35 | + Description: deepsearchAskExamples, |
| 36 | + HideVersion: true, |
| 37 | + Flags: clicompat.WithAPIFlags( |
| 38 | + &cli.StringFlag{ |
| 39 | + Name: "parent", |
| 40 | + Usage: `Parent resource for the conversation. Defaults to the authenticated user. (e.g. "users/-")`, |
| 41 | + }, |
| 42 | + &cli.DurationFlag{ |
| 43 | + Name: "timeout", |
| 44 | + Value: 5 * time.Minute, |
| 45 | + Usage: "Maximum time to wait for an answer.", |
| 46 | + }, |
| 47 | + &cli.DurationFlag{ |
| 48 | + Name: "poll-interval", |
| 49 | + Value: 3 * time.Second, |
| 50 | + Usage: "How often to poll for completion.", |
| 51 | + }, |
| 52 | + ), |
| 53 | + Action: func(ctx context.Context, cmd *cli.Command) error { |
| 54 | + question, err := deepsearchQuestion(cmd) |
| 55 | + if err != nil { |
| 56 | + return err |
| 57 | + } |
| 58 | + timeout := cmd.Duration("timeout") |
| 59 | + if timeout <= 0 { |
| 60 | + return cmderrors.Usage("timeout must be greater than 0") |
| 61 | + } |
| 62 | + pollInterval := cmd.Duration("poll-interval") |
| 63 | + if pollInterval <= 0 { |
| 64 | + return cmderrors.Usage("poll-interval must be greater than 0") |
| 65 | + } |
| 66 | + |
| 67 | + client := cfg.deepsearchClient(cmd) |
| 68 | + conversation, ok, err := client.CreateConversation(ctx, deepsearch.CreateConversationRequest{ |
| 69 | + Parent: cmd.String("parent"), |
| 70 | + Conversation: deepsearch.Conversation{ |
| 71 | + Questions: []deepsearch.Question{deepsearch.NewQuestion(question)}, |
| 72 | + }, |
| 73 | + }) |
| 74 | + if err != nil || !ok { |
| 75 | + return err |
| 76 | + } |
| 77 | + |
| 78 | + return waitForDeepsearchAnswer(ctx, cmd.Writer, client, conversation, timeout, pollInterval) |
| 79 | + }, |
| 80 | +}) |
| 81 | + |
| 82 | +func deepsearchQuestion(cmd *cli.Command) (string, error) { |
| 83 | + question := strings.TrimSpace(strings.Join(cmd.Args().Slice(), " ")) |
| 84 | + if question == "" { |
| 85 | + return "", cmderrors.Usage("must provide a question") |
| 86 | + } |
| 87 | + return question, nil |
| 88 | +} |
| 89 | + |
| 90 | +func waitForDeepsearchAnswer(ctx context.Context, out io.Writer, client *deepsearch.Client, conversation *deepsearch.Conversation, timeout, pollInterval time.Duration) error { |
| 91 | + ctx, cancel := context.WithTimeout(ctx, timeout) |
| 92 | + defer cancel() |
| 93 | + ticker := time.NewTicker(pollInterval) |
| 94 | + defer ticker.Stop() |
| 95 | + |
| 96 | + for { |
| 97 | + done, err := deepsearchDone(conversation) |
| 98 | + if err != nil { |
| 99 | + return err |
| 100 | + } |
| 101 | + if done { |
| 102 | + return printDeepsearchAnswer(out, conversation) |
| 103 | + } |
| 104 | + if conversation.Name == "" { |
| 105 | + return errors.New("deep search response did not include a conversation name") |
| 106 | + } |
| 107 | + |
| 108 | + select { |
| 109 | + case <-ctx.Done(): |
| 110 | + if errors.Is(ctx.Err(), context.DeadlineExceeded) { |
| 111 | + return errors.Newf("timed out waiting for Deep Search answer after %s", timeout) |
| 112 | + } |
| 113 | + return ctx.Err() |
| 114 | + case <-ticker.C: |
| 115 | + } |
| 116 | + |
| 117 | + var ok bool |
| 118 | + conversation, ok, err = client.GetConversation(ctx, deepsearch.GetConversationRequest{Name: conversation.Name}) |
| 119 | + if err != nil || !ok { |
| 120 | + return err |
| 121 | + } |
| 122 | + } |
| 123 | +} |
| 124 | + |
| 125 | +func deepsearchDone(conversation *deepsearch.Conversation) (bool, error) { |
| 126 | + if conversation == nil || conversation.State == nil || conversation.State.Processing != nil { |
| 127 | + return false, nil |
| 128 | + } |
| 129 | + if conversation.State.Completed != nil { |
| 130 | + return true, nil |
| 131 | + } |
| 132 | + if conversation.State.Canceled != nil { |
| 133 | + return false, errors.New("Deep Search conversation was canceled") |
| 134 | + } |
| 135 | + if conversation.State.Error != nil { |
| 136 | + message := conversation.State.Error.Message |
| 137 | + if message == "" { |
| 138 | + message = conversation.State.Error.Code |
| 139 | + } |
| 140 | + if message == "" { |
| 141 | + message = "unknown error" |
| 142 | + } |
| 143 | + return false, errors.Newf("Deep Search failed: %s", message) |
| 144 | + } |
| 145 | + return false, nil |
| 146 | +} |
| 147 | + |
| 148 | +func printDeepsearchAnswer(out io.Writer, conversation *deepsearch.Conversation) error { |
| 149 | + for _, question := range conversation.Questions { |
| 150 | + for _, answer := range question.Answer { |
| 151 | + if answer.Markdown == nil { |
| 152 | + continue |
| 153 | + } |
| 154 | + if _, err := fmt.Fprint(out, answer.Markdown.Text); err != nil { |
| 155 | + return err |
| 156 | + } |
| 157 | + if !strings.HasSuffix(answer.Markdown.Text, "\n") { |
| 158 | + if _, err := fmt.Fprintln(out); err != nil { |
| 159 | + return err |
| 160 | + } |
| 161 | + } |
| 162 | + } |
| 163 | + } |
| 164 | + return nil |
| 165 | +} |
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