WeKnora deployment source with the reviewed wiki identity, summary and recovery fixes

cli/cmd/kb/delete.go

@@ -0,0 +1,111 @@
+package kb
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/spf13/cobra"
+
+	"github.com/Tencent/WeKnora/cli/internal/cmdutil"
+	"github.com/Tencent/WeKnora/cli/internal/iostreams"
+	"github.com/Tencent/WeKnora/cli/internal/prompt"
+)
+
+// kbDeleteFields enumerates the fields surfaced for `--format json` discovery
+// on `kb delete`. The result payload is a small {id, deleted} object.
+var kbDeleteFields = []string{"id", "deleted"}
+
+type DeleteOptions struct {
+	Yes    bool // sourced from the global -y/--yes persistent flag (see cli/cmd/root.go addGlobalFlags)
+	DryRun bool
+}
+
+// DeleteService is the narrow SDK surface this command depends on.
+// *sdk.Client satisfies it.
+type DeleteService interface {
+	DeleteKnowledgeBase(ctx context.Context, id string) error
+}
+
+// deleteResult is the typed payload emitted under data on success.
+type deleteResult struct {
+	ID      string `json:"id"`
+	Deleted bool   `json:"deleted"`
+}
+
+// NewCmdDelete builds `weknora kb delete`. The global -y/--yes persistent
+// flag is the single skip-prompt switch for the destructive-write
+// confirmation pattern.
+func NewCmdDelete(f *cmdutil.Factory) *cobra.Command {
+	opts := &DeleteOptions{}
+	cmd := &cobra.Command{
+		Use:   "delete <kb-id>",
+		Short: "Delete a knowledge base",
+		Long: `Permanently deletes a knowledge base and all its contents.
+
+Prompts for confirmation by default when stdout is a TTY and JSON output is not set.
+Pass -y/--yes (global flag) to skip the prompt (required in agent / CI / piped contexts).
+
+AI agents: This is a high-risk write. Without -y/--yes the CLI exits 10
+and writes input.confirmation_required to stderr. NEVER auto-pass -y
+without the user's explicit go-ahead — the exit-10 protocol exists
+exactly to guard against unintended deletes.`,
+		Example: `  weknora kb delete kb_abc                      # interactive confirm
+  weknora kb delete kb_abc -y                   # no prompt
+  weknora kb delete kb_abc -y --format json     # bare {id, deleted:true} JSON`,
+		Args: cobra.ExactArgs(1),
+		RunE: func(c *cobra.Command, args []string) error {
+			fopts, err := cmdutil.CheckFormatFlag(c)
+			if err != nil {
+				return err
+			}
+			fopts.ResolveDefault(iostreams.IO.IsStdoutTTY())
+			opts.Yes, _ = c.Flags().GetBool("yes")
+			if handled, err := cmdutil.HandleDryRun(c, opts.DryRun, cmdutil.DryRunPlan{
+				Action: "kb.delete",
+				Args: map[string]any{
+					"kb_ids": args,
+				},
+			}); handled {
+				return err
+			}
+			cli, err := f.Client()
+			if err != nil {
+				return err
+			}
+			return runDelete(c.Context(), opts, fopts, cli, f.Prompter(), args[0])
+		},
+	}
+	cmdutil.AddFormatFlag(cmd, kbDeleteFields...)
+	cmdutil.AddDryRunFlag(cmd, &opts.DryRun)
+	cmdutil.SetRisk(cmd, "kb.delete")
+	cmdutil.SetAgentHelp(cmd, cmdutil.AgentHelp{
+		UsedFor:       "permanently delete a knowledge base and all its contents",
+		RequiredFlags: []string{"<kb-id> (positional)"},
+		Output:        "envelope.data is {id, deleted:true}",
+		Examples: []string{
+			"weknora kb delete kb_abc -y",
+			"weknora kb delete kb_abc -y --format json",
+		},
+		Warnings: []string{
+			"Requires explicit user approval (exit 10 / input.confirmation_required); never auto-add -y.",
+			"kb delete is irreversible; whole KB + docs + chunks gone.",
+		},
+	})
+	return cmd
+}
+
+func runDelete(ctx context.Context, opts *DeleteOptions, fopts *cmdutil.FormatOptions, svc DeleteService, p prompt.Prompter, id string) error {
+	if err := cmdutil.ConfirmDestructive(p, opts.Yes, fopts.WantsJSON(), "delete", "knowledge base", id, "kb.delete", []string{"weknora", "kb", "delete", id, "-y"}); err != nil {
+		return err
+	}
+
+	if err := svc.DeleteKnowledgeBase(ctx, id); err != nil {
+		return cmdutil.WrapHTTP(err, "delete knowledge base %s", id)
+	}
+
+	if fopts.WantsJSON() {
+		return fopts.Emit(iostreams.IO.Out, deleteResult{ID: id, Deleted: true}, nil)
+	}
+	fmt.Fprintf(iostreams.IO.Out, "✓ Deleted knowledge base %s\n", id)
+	return nil
+}