first commit

Co-Authored-By: Codex <noreply@openai.com>

service/prompts.go

@@ -0,0 +1,59 @@
+package service
+
+import (
+	"time"
+
+	"github.com/basketikun/infinite-canvas/model"
+	"github.com/basketikun/infinite-canvas/repository"
+)
+
+func ListPrompts(q model.Query) (model.PromptList, error) {
+	items, total, err := repository.ListPrompts(q)
+	if err != nil {
+		return model.PromptList{}, err
+	}
+	tags, err := repository.ListPromptTags(q)
+	if err != nil {
+		return model.PromptList{}, err
+	}
+	categories := promptCategoryCodes(ListPromptCategories())
+	return model.PromptList{Items: items, Tags: tags, Categories: categories, Total: int(total)}, nil
+}
+
+func ListPromptCategories() []model.PromptCategory {
+	categories, _ := repository.ListPromptCategories()
+	return categories
+}
+
+func SavePrompt(item model.Prompt) (model.Prompt, error) {
+	now := time.Now().Format(time.RFC3339)
+	if item.Category == "" {
+		item.Category = repository.PromptCategories()[0].Category
+	}
+	if item.ID == "" {
+		item.ID = newID(item.Category)
+		item.CreatedAt = now
+	}
+	item.UpdatedAt = now
+	category, ok := repository.PromptCategoryByCode(item.Category)
+	if !ok {
+		category = repository.PromptCategories()[0]
+		item.Category = category.Category
+	}
+	item.GithubURL = ""
+	return repository.SavePrompt(item)
+}
+
+func DeletePrompt(id string) error {
+	return repository.DeletePrompt(id)
+}
+
+func promptCategoryCodes(items []model.PromptCategory) []string {
+	codes := []string{}
+	for _, item := range items {
+		if item.Category != "" {
+			codes = append(codes, item.Category)
+		}
+	}
+	return codes
+}