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| 1 | const std = @import("std"); | ||
| 2 | const git_context = @import("git_context.zig"); | ||
| 3 | const types = @import("../shared/types.zig"); | ||
| 4 | |||
| 5 | const Allocator = std.mem.Allocator; | ||
| 6 | const ConversationLanguage = types.ConversationLanguage; | ||
| 7 | |||
| 8 | pub const Workflow = enum { | ||
| 9 | pull_request, | ||
| 10 | issue, | ||
| 11 | }; | ||
| 12 | |||
| 13 | const PromptSnapshot = struct { | ||
| 14 | in_git_repo: bool, | ||
| 15 | text: []const u8, | ||
| 16 | }; | ||
| 17 | |||
| 18 | pub fn buildPrompt(alloc: Allocator, workflow: Workflow, language: ConversationLanguage, context: []const u8) ![]u8 { | ||
| 19 | const snapshot = try git_context.snapshot(alloc); | ||
| 20 | defer snapshot.deinit(alloc); | ||
| 21 | return buildPromptFromSnapshot(alloc, workflow, language, context, .{ | ||
| 22 | .in_git_repo = snapshot.in_git_repo, | ||
| 23 | .text = snapshot.text, | ||
| 24 | }); | ||
| 25 | } | ||
| 26 | |||
| 27 | fn buildPromptFromSnapshot(alloc: Allocator, workflow: Workflow, language: ConversationLanguage, context: []const u8, snapshot: PromptSnapshot) ![]u8 { | ||
| 28 | _ = language; | ||
| 29 | const trimmed = std.mem.trim(u8, context, " \t\r\n"); | ||
| 30 | if (workflow == .pull_request and !snapshot.in_git_repo) return error.NotGitRepository; | ||
| 31 | return switch (workflow) { | ||
| 32 | .pull_request => buildPullRequestPrompt(alloc, trimmed, snapshot.text), | ||
| 33 | .issue => buildIssuePrompt(alloc, trimmed, snapshot.text), | ||
| 34 | }; | ||
| 35 | } | ||
| 36 | |||
| 37 | fn buildPullRequestPrompt(alloc: Allocator, context: []const u8, snapshot_text: []const u8) ![]u8 { | ||
| 38 | return if (context.len > 0) | ||
| 39 | std.fmt.allocPrint(alloc, "Draft a GitHub pull request for the current branch. Reply in the same natural language as the current session. Additional context: {s}. Use this prepared git snapshot first and avoid shell commands unless they are truly necessary:\n\n{s}\n\nIf you need more context, read relevant files. Return only: Title, blank line, then a GitHub-flavored Markdown body with sections '## Summary' and '## Testing'. Do not create the PR with gh or publish anything unless I explicitly ask you to.", .{ context, snapshot_text }) | ||
| 40 | else | ||
| 41 | std.fmt.allocPrint(alloc, "Draft a GitHub pull request for the current branch. Reply in the same natural language as the current session. Use this prepared git snapshot first and avoid shell commands unless they are truly necessary:\n\n{s}\n\nIf you need more context, read relevant files. Return only: Title, blank line, then a GitHub-flavored Markdown body with sections '## Summary' and '## Testing'. Do not create the PR with gh or publish anything unless I explicitly ask you to.", .{snapshot_text}); | ||
| 42 | } | ||
| 43 | |||
| 44 | fn buildIssuePrompt(alloc: Allocator, context: []const u8, snapshot_text: []const u8) ![]u8 { | ||
| 45 | return if (context.len > 0) | ||
| 46 | std.fmt.allocPrint(alloc, "Draft a GitHub issue from the current context. Reply in the same natural language as the current session. Additional context: {s}. Use this prepared git snapshot first and avoid shell commands unless they are truly necessary:\n\n{s}\n\nIf you need more context, inspect relevant files, errors, or logs. Return only: Title, blank line, then a GitHub-flavored Markdown body with sections '## Summary', '## Steps to Reproduce', '## Expected', and '## Actual'. Do not create the issue with gh or publish anything unless I explicitly ask you to.", .{ context, snapshot_text }) | ||
| 47 | else | ||
| 48 | std.fmt.allocPrint(alloc, "Draft a GitHub issue from the current context. Reply in the same natural language as the current session. Use this prepared git snapshot first and avoid shell commands unless they are truly necessary:\n\n{s}\n\nIf you need more context, inspect relevant files, errors, or logs. Return only: Title, blank line, then a GitHub-flavored Markdown body with sections '## Summary', '## Steps to Reproduce', '## Expected', and '## Actual'. Do not create the issue with gh or publish anything unless I explicitly ask you to.", .{snapshot_text}); | ||
| 49 | } | ||
| 50 | |||
| 51 | fn expectContains(haystack: []const u8, needle: []const u8) !void { | ||
| 52 | try std.testing.expect(std.mem.find(u8, haystack, needle) != null); | ||
| 53 | } | ||
| 54 | |||
| 55 | fn expectNotContains(haystack: []const u8, needle: []const u8) !void { | ||
| 56 | try std.testing.expect(std.mem.find(u8, haystack, needle) == null); | ||
| 57 | } | ||
| 58 | |||
| 59 | test "build pull request prompt includes additional context" { | ||
| 60 | const prompt = buildPrompt(std.testing.allocator, .pull_request, ConversationLanguage.default(), "ready for review") catch |err| switch (err) { | ||
| 61 | error.NotGitRepository => return, | ||
| 62 | else => return err, | ||
| 63 | }; | ||
| 64 | defer std.testing.allocator.free(prompt); | ||
| 65 | |||
| 66 | try expectContains(prompt, "ready for review"); | ||
| 67 | try expectContains(prompt, "## Summary"); | ||
| 68 | } | ||
| 69 | |||
| 70 | test "build issue prompt defaults cleanly without context" { | ||
| 71 | const prompt = try buildPrompt(std.testing.allocator, .issue, ConversationLanguage.default(), ""); | ||
| 72 | defer std.testing.allocator.free(prompt); | ||
| 73 | |||
| 74 | try expectContains(prompt, "GitHub issue"); | ||
| 75 | try expectContains(prompt, "## Steps to Reproduce"); | ||
| 76 | } | ||
| 77 | |||
| 78 | test "pull request prompt preserves active context and section contract" { | ||
| 79 | const prompt = try buildPromptFromSnapshot(std.testing.allocator, .pull_request, ConversationLanguage.literal("es"), " ready for review \n", .{ | ||
| 80 | .in_git_repo = true, | ||
| 81 | .text = "Git snapshot\nBranch: feature\n", | ||
| 82 | }); | ||
| 83 | defer std.testing.allocator.free(prompt); | ||
| 84 | |||
| 85 | try expectContains(prompt, "Additional context: ready for review."); | ||
| 86 | try expectContains(prompt, "Git snapshot\nBranch: feature\n"); | ||
| 87 | try expectContains(prompt, "## Summary"); | ||
| 88 | try expectContains(prompt, "## Testing"); | ||
| 89 | try expectNotContains(prompt, "## Steps to Reproduce"); | ||
| 90 | try expectContains(prompt, "Do not create the PR with gh or publish anything unless I explicitly ask you to."); | ||
| 91 | } | ||
| 92 | |||
| 93 | test "pull request prompt requires a git repository" { | ||
| 94 | try std.testing.expectError(error.NotGitRepository, buildPromptFromSnapshot(std.testing.allocator, .pull_request, ConversationLanguage.default(), "", .{ | ||
| 95 | .in_git_repo = false, | ||
| 96 | .text = "Git snapshot\nBranch: unavailable\n", | ||
| 97 | })); | ||
| 98 | } | ||
| 99 | |||
| 100 | test "issue prompt works outside git and omits empty context clause" { | ||
| 101 | const prompt = try buildPromptFromSnapshot(std.testing.allocator, .issue, ConversationLanguage.default(), " \t\r\n", .{ | ||
| 102 | .in_git_repo = false, | ||
| 103 | .text = "Git snapshot\nBranch: unavailable\n", | ||
| 104 | }); | ||
| 105 | defer std.testing.allocator.free(prompt); | ||
| 106 | |||
| 107 | try expectContains(prompt, "Draft a GitHub issue from the current context."); | ||
| 108 | try expectContains(prompt, "Git snapshot\nBranch: unavailable\n"); | ||
| 109 | try expectContains(prompt, "## Summary"); | ||
| 110 | try expectContains(prompt, "## Steps to Reproduce"); | ||
| 111 | try expectContains(prompt, "## Expected"); | ||
| 112 | try expectContains(prompt, "## Actual"); | ||
| 113 | try expectNotContains(prompt, "Additional context:"); | ||
| 114 | try expectContains(prompt, "Do not create the issue with gh or publish anything unless I explicitly ask you to."); | ||
| 115 | } | ||