| 1 | import { type PlateSlide } from "./parser"; |
| 2 | import { serializeSlideToXml } from "./slide-serializer"; |
| 3 | import { TEMPLATE_DEFINITIONS } from "./templates"; |
| 4 | |
| 5 | /** |
| 6 | * Serialize selected templates to a format suitable for inclusion in the AI prompt. |
| 7 | * This function takes template IDs and returns formatted XML examples for the LLM. |
| 8 | * Templates are numbered and include their category for AI guidance. |
| 9 | * |
| 10 | * @param templateIds Array of template IDs from TEMPLATE_DEFINITIONS |
| 11 | * @returns Formatted string with XML examples for each template |
| 12 | */ |
| 13 | export function serializeTemplatesForPrompt(templateIds: string[]): string { |
| 14 | const templates = TEMPLATE_DEFINITIONS.filter((t) => |
| 15 | templateIds.includes(t.id), |
| 16 | ); |
| 17 | |
| 18 | if (templates.length === 0) { |
| 19 | return ""; |
| 20 | } |
| 21 | |
| 22 | const serialized = templates.map((template, index) => { |
| 23 | // Create a minimal slide with the template content |
| 24 | const slide: PlateSlide = { |
| 25 | id: "example", |
| 26 | ...template.template, |
| 27 | content: template.template.content ?? [], |
| 28 | }; |
| 29 | |
| 30 | const xml = serializeSlideToXml(slide); |
| 31 | |
| 32 | // Include usage hint based on category |
| 33 | const usageHint = getCategoryUsageHint(template.categoryId); |
| 34 | |
| 35 | return `### ${index + 1}. ${template.name} |
| 36 | **Use for**: ${usageHint} |
| 37 | \`\`\`xml |
| 38 | ${xml} |
| 39 | \`\`\``; |
| 40 | }); |
| 41 | |
| 42 | return serialized.join("\n\n"); |
| 43 | } |
| 44 | |
| 45 | /** |
| 46 | * Get usage hint for a template category |
| 47 | */ |
| 48 | function getCategoryUsageHint(categoryId: string): string { |
| 49 | const hints: Record<string, string> = { |
| 50 | basic: "Simple text layouts and general purpose content", |
| 51 | boxes: "Grouped information tiles, feature highlights", |
| 52 | bullets: "Key points, list-based content", |
| 53 | "card-layouts": "Accent layouts with prominent visuals", |
| 54 | charts: "Data visualization, metrics, statistics", |
| 55 | circles: "Cyclic processes, interconnected workflows", |
| 56 | images: "Image-heavy slides, galleries, team photos", |
| 57 | numbers: "KPIs, metrics, ratings, progress indicators", |
| 58 | pyramids: "Hierarchies, funnels, importance levels", |
| 59 | sequence: "Timelines, arrows, step-by-step flows", |
| 60 | steps: "Progressive advancement, staircases", |
| 61 | }; |
| 62 | return hints[categoryId] || "General purpose layouts"; |
| 63 | } |
| 64 | |
| 65 | /** |
| 66 | * Serialize template hints for per-outline overrides. |
| 67 | * Maps outline indices to template names for AI guidance. |
| 68 | * |
| 69 | * @param overrides Record of outline ID to template ID mappings |
| 70 | * @param templateIds Array of selected template IDs (to look up names) |
| 71 | * @returns Object mapping outline indices to template names |
| 72 | */ |
| 73 | export function serializeTemplateHintsForPrompt( |
| 74 | overrides: Record<string, string | null>, |
| 75 | templateIds: string[], |
| 76 | ): Record<number, string> { |
| 77 | const templates = TEMPLATE_DEFINITIONS.filter((t) => |
| 78 | templateIds.includes(t.id), |
| 79 | ); |
| 80 | |
| 81 | const hints: Record<number, string> = {}; |
| 82 | let index = 0; |
| 83 | |
| 84 | for (const [_outlineId, templateId] of Object.entries(overrides)) { |
| 85 | if (templateId) { |
| 86 | const template = templates.find((t) => t.id === templateId); |
| 87 | if (template) { |
| 88 | hints[index] = template.name; |
| 89 | } |
| 90 | } |
| 91 | index++; |
| 92 | } |
| 93 | |
| 94 | return hints; |
| 95 | } |
| 96 |