package client

import (
	"context"
	"net/http"
	"strconv"
)

// CreatePlant creates a plant instance in a garden.
func (c *Client) CreatePlant(ctx context.Context, gardenID int, input PlantInput) (Plant, *Response, error) {
	return c.writePlant(ctx, http.MethodPost, plantCollectionPath(gardenID), input)
}

// Plants lists all plant instances in a garden.
func (c *Client) Plants(ctx context.Context, gardenID int) ([]Plant, *Response, error) {
	var envelope struct {
		Plants []Plant `json:"plants"`
	}
	response, err := c.do(ctx, http.MethodGet, plantCollectionPath(gardenID), nil, &envelope)
	return envelope.Plants, response, err
}

// Plant returns one plant from a garden.
func (c *Client) Plant(ctx context.Context, gardenID, plantID int) (Plant, *Response, error) {
	var envelope struct {
		Plant Plant `json:"plant"`
	}
	response, err := c.do(ctx, http.MethodGet, plantPath(gardenID, plantID), nil, &envelope)
	return envelope.Plant, response, err
}

// UpdatePlant partially updates a plant in a garden.
func (c *Client) UpdatePlant(ctx context.Context, gardenID, plantID int, input PlantInput) (Plant, *Response, error) {
	return c.writePlant(ctx, http.MethodPatch, plantPath(gardenID, plantID), input)
}

// DeletePlant deletes a plant from a garden.
func (c *Client) DeletePlant(ctx context.Context, gardenID, plantID int) (*Response, error) {
	return c.do(ctx, http.MethodDelete, plantPath(gardenID, plantID), nil, nil)
}

func (c *Client) writePlant(ctx context.Context, method, path string, input PlantInput) (Plant, *Response, error) {
	var envelope struct {
		Plant Plant `json:"plant"`
	}
	response, err := c.do(ctx, method, path, input, &envelope)
	return envelope.Plant, response, err
}

func plantCollectionPath(gardenID int) string {
	return "v1/gardens/" + strconv.Itoa(gardenID) + "/plants"
}

func plantPath(gardenID, plantID int) string {
	return plantCollectionPath(gardenID) + "/" + strconv.Itoa(plantID)
}