import type {
  AgentGenerationProject,
  AgentGenerationProjectPersistedState,
} from "@/types/agent";

interface ApiResponse<T = unknown> {
  success: boolean;
  data?: T;
  error?: string;
}

export const agentProjectService = {
  async getProjects(): Promise<ApiResponse<AgentGenerationProject[]>> {
    try {
      const response = await fetch("/api/agent-projects", { cache: "no-store" });
      return await response.json();
    } catch {
      return { success: false, error: "获取生图项目列表失败" };
    }
  },

  async getProject(id: string): Promise<ApiResponse<AgentGenerationProject>> {
    try {
      const response = await fetch(`/api/agent-projects/${id}`, { cache: "no-store" });
      return await response.json();
    } catch {
      return { success: false, error: "获取生图项目失败" };
    }
  },

  async createProject(payload: {
    title?: string;
    description?: string | null;
    thumbnail?: string | null;
    projectState?: AgentGenerationProjectPersistedState;
  }): Promise<ApiResponse<AgentGenerationProject>> {
    try {
      const response = await fetch("/api/agent-projects", {
        method: "POST",
        headers: { "Content-Type": "application/json" },
        body: JSON.stringify(payload),
      });
      return await response.json();
    } catch {
      return { success: false, error: "创建生图项目失败" };
    }
  },

  async updateProject(
    id: string,
    payload: {
      title?: string;
      description?: string | null;
      thumbnail?: string | null;
      projectState?: AgentGenerationProjectPersistedState;
    }
  ): Promise<ApiResponse<AgentGenerationProject>> {
    try {
      const response = await fetch(`/api/agent-projects/${id}`, {
        method: "PUT",
        headers: { "Content-Type": "application/json" },
        body: JSON.stringify(payload),
      });
      return await response.json();
    } catch {
      return { success: false, error: "保存生图项目失败" };
    }
  },

  async deleteProject(id: string): Promise<ApiResponse> {
    try {
      const response = await fetch(`/api/agent-projects/${id}`, {
        method: "DELETE",
      });
      return await response.json();
    } catch {
      return { success: false, error: "删除生图项目失败" };
    }
  },
};