import { Given, Then, When } from "@badeball/cypress-cucumber-preprocessor";

// Mocks the API via cy.intercept — this job has no live backend (see
// .github/workflows/ci.yml); apps/api's Mocha suite covers the real
// leftover endpoints. Drives @dnd-kit's MouseSensor with raw mouse
// events (mousedown on the handle → two mousemoves → mouseup on the
// target), the reliable way to script one of its drags in Cypress.

/** One fresh batch: 12 prepared for 10 requested -> a pool of 2, no leftovers item pointing at it yet. */
const SOURCE_ITEM = {
  id: 1,
  weekDay: "lundi",
  meal: "diner",
  portions: 12,
  portionsRequested: 10,
  discardedPortions: 0,
  sourceItem: null,
  recipe: { id: 1, name: "Lasagnes" },
};

Given("the planning has a batch with leftovers to spare", () => {
  cy.intercept("GET", "**/profile/disliked-ingredients", { statusCode: 200, body: [] });
  cy.intercept("GET", /\/planning\?/, {
    statusCode: 200,
    body: {
      id: 1,
      startDate: "2026-08-17T00:00:00.000Z",
      finishDate: "2026-08-23T00:00:00.000Z",
      items: [SOURCE_ITEM],
    },
  }).as("getPlanning");
});

When("I open the leftovers basket", () => {
  cy.get(".leftovers-basket__toggle").click();
});

Then(
  "the leftovers basket lists {string} with {int} portions",
  (recipe: string, portions: number) => {
    cy.contains(".leftovers-basket__line", recipe).should("contain.text", `${portions} en restes`);
  },
);

/** dnd-kit's MouseSensor listens on the drag element for `mousedown`, then on the document for `mousemove`/`mouseup`; a first move past the 5px activation distance, then a move onto the target, then release. */
function dragLeftoverOnto(targetSelectorChain: () => Cypress.Chainable<JQuery<HTMLElement>>) {
  cy.get(".leftovers-basket__drag-handle")
    .first()
    .then(($handle) => {
      const h = $handle[0].getBoundingClientRect();
      const start = {
        clientX: Math.round(h.left + h.width / 2),
        clientY: Math.round(h.top + h.height / 2),
      };
      targetSelectorChain().then(($target) => {
        const t = $target[0].getBoundingClientRect();
        const end = {
          clientX: Math.round(t.left + t.width / 2),
          clientY: Math.round(t.top + t.height / 2),
        };
        cy.wrap($handle).trigger("mousedown", { button: 0, ...start });
        cy.get("body")
          .trigger("mousemove", {
            button: 0,
            clientX: start.clientX + 12,
            clientY: start.clientY + 12,
          })
          .trigger("mousemove", { button: 0, ...end })
          .trigger("mouseup", { button: 0, ...end });
      });
    });
}

/** The `<td>` for (Wednesday, lunch): MEALS order puts `dejeuner` at row index 2, WEEK_DAYS puts `mercredi` at td index 2. */
function wednesdayLunchCell() {
  return cy.get(".planning-grid tbody tr").eq(2).find("td").eq(2);
}

When("I drag the {string} leftover onto Wednesday lunch", (_recipe: string) => {
  cy.intercept("POST", "**/planning/items/leftover", (req) => {
    req.reply({
      statusCode: 201,
      body: {
        id: 99,
        weekDay: "mercredi",
        meal: "dejeuner",
        portions: req.body.portions,
        portionsRequested: req.body.portions,
        discardedPortions: 0,
        sourceItem: { id: req.body.sourceItemId },
        recipe: { id: 1, name: "Lasagnes" },
      },
    });
  }).as("assignLeftover");

  dragLeftoverOnto(wednesdayLunchCell);
});

When("I confirm serving {int} leftover portions", (portions: number) => {
  cy.get("#leftover-assign-portions").clear().type(String(portions));
  cy.contains(".recipe-picker-confirm__confirm", "Ajouter au planning").click();
  cy.wait("@assignLeftover").its("request.body").should("deep.include", {
    sourceItemId: 1,
    weekDay: "mercredi",
    meal: "dejeuner",
    portions,
  });
});

Then("Wednesday lunch shows a leftovers chip for {string}", (recipe: string) => {
  wednesdayLunchCell()
    .find(".recipe-chip--leftover")
    .should("contain.text", recipe)
    .and("contain.text", "♻️");
});

Then("the leftovers basket count is gone", () => {
  cy.get(".leftovers-basket__count").should("not.exist");
});

When("I throw away the {string} leftover", (recipe: string) => {
  cy.intercept("PATCH", "**/planning/items/1/discard-leftover", {
    statusCode: 200,
    body: { ...SOURCE_ITEM, discardedPortions: 2 },
  }).as("discard");
  cy.contains(".leftovers-basket__line", recipe).find(".leftovers-basket__discard").click();
  cy.wait("@discard");
});

Then("the leftovers basket shows nothing left", () => {
  cy.contains(".leftovers-basket__empty", "Aucun reste cette semaine.").should("be.visible");
});