import { describe, expect, it } from "@suaveplan/testing/runner";
import { MANIFEST_CODES } from "../error-codes/error-codes.js";
import type { PluginManifest } from "../schema/plugin-manifest.js";
import { MINIMAL_FIXTURE } from "../testing/conformance.js";
import { validateErrorStatusMapShape } from "./validate-error-status-map-shape.js";
import { validateOpenApiRequiresGraphqlOrRoutes } from "./validate-openapi-requires-graphql-or-routes.js";
import { validatePermissionsWhenSandboxed } from "./validate-permissions-when-sandboxed.js";
import { validateSagaOwnership } from "./validate-saga-ownership.js";

describe("validateSagaOwnership", () => {
    it("rejects step referencing undeclared dependency", {
        timeout: 5000,
    }, () => {
        const m: PluginManifest = {
            ...MINIMAL_FIXTURE,
            sagas: {
                owns: [
                    {
                        name: "s1",
                        steps: [
                            {
                                plugin: "@acme/unknown",
                                action: "a",
                                compensate: "c",
                            },
                        ],
                    },
                ],
            },
        };
        const r = validateSagaOwnership(m);
        expect(r.ok).toBe(false);
        if (!r.ok) {
            expect(r.error.code).toBe(MANIFEST_CODES.INVALID_SAGA_OWNERSHIP);
        }
    });

    it("accepts step naming the manifest itself", { timeout: 5000 }, () => {
        const m: PluginManifest = {
            ...MINIMAL_FIXTURE,
            sagas: {
                owns: [
                    {
                        name: "s1",
                        steps: [
                            {
                                plugin: MINIMAL_FIXTURE.name,
                                action: "a",
                                compensate: "c",
                            },
                        ],
                    },
                ],
            },
        };
        expect(validateSagaOwnership(m).ok).toBe(true);
    });

    it("accepts step naming a declared dependency", { timeout: 5000 }, () => {
        const m: PluginManifest = {
            ...MINIMAL_FIXTURE,
            dependsOn: { "@acme/dep": "^1" },
            sagas: {
                owns: [
                    {
                        name: "s1",
                        steps: [
                            {
                                plugin: "@acme/dep",
                                action: "a",
                                compensate: "c",
                            },
                        ],
                    },
                ],
            },
        };
        expect(validateSagaOwnership(m).ok).toBe(true);
    });

    it("no-op when sagas absent", { timeout: 5000 }, () => {
        expect(validateSagaOwnership(MINIMAL_FIXTURE).ok).toBe(true);
    });

    it("no-op when owns is empty", { timeout: 5000 }, () => {
        const m: PluginManifest = {
            ...MINIMAL_FIXTURE,
            sagas: { owns: [] },
        };
        expect(validateSagaOwnership(m).ok).toBe(true);
    });
});

describe("validatePermissionsWhenSandboxed", () => {
    it("sandboxed isolation requires permissions.budgets", {
        timeout: 5000,
    }, () => {
        const m: PluginManifest = {
            ...MINIMAL_FIXTURE,
            isolation: "sandboxed",
        };
        const r = validatePermissionsWhenSandboxed(m);
        expect(r.ok).toBe(false);
        if (!r.ok) {
            expect(r.error.code).toBe(MANIFEST_CODES.SANDBOX_REQUIRES_BUDGETS);
        }
    });

    it("ok when sandboxed with budgets", { timeout: 5000 }, () => {
        const m: PluginManifest = {
            ...MINIMAL_FIXTURE,
            isolation: "sandboxed",
            permissions: { budgets: { cpuPercent: 25 } },
        };
        expect(validatePermissionsWhenSandboxed(m).ok).toBe(true);
    });

    it("no-op for non-sandboxed tiers", { timeout: 5000 }, () => {
        expect(validatePermissionsWhenSandboxed(MINIMAL_FIXTURE).ok).toBe(true);
    });
});

describe("validateOpenApiRequiresGraphqlOrRoutes", () => {
    it("ok when not contributing", { timeout: 5000 }, () => {
        expect(validateOpenApiRequiresGraphqlOrRoutes(MINIMAL_FIXTURE).ok).toBe(
            true
        );
    });

    it("fails when contributing without routes or graphql", {
        timeout: 5000,
    }, () => {
        const m: PluginManifest = {
            ...MINIMAL_FIXTURE,
            openapi: { contributes: true },
        };
        const r = validateOpenApiRequiresGraphqlOrRoutes(m);
        expect(r.ok).toBe(false);
        if (!r.ok) {
            expect(r.error.code).toBe(
                MANIFEST_CODES.OPENAPI_REQUIRES_GRAPHQL_OR_ROUTES
            );
        }
    });

    it("ok with routes", { timeout: 5000 }, () => {
        const m: PluginManifest = {
            ...MINIMAL_FIXTURE,
            openapi: { contributes: true },
            routes: { prefix: "/x" },
        };
        expect(validateOpenApiRequiresGraphqlOrRoutes(m).ok).toBe(true);
    });

    it("ok with graphql.contributes=true", { timeout: 5000 }, () => {
        const m: PluginManifest = {
            ...MINIMAL_FIXTURE,
            openapi: { contributes: true },
            graphql: { contributes: true },
        };
        expect(validateOpenApiRequiresGraphqlOrRoutes(m).ok).toBe(true);
    });

    it("fails when openapi contributes and graphql.contributes=false", {
        timeout: 5000,
    }, () => {
        const m: PluginManifest = {
            ...MINIMAL_FIXTURE,
            openapi: { contributes: true },
            graphql: { contributes: false },
        };
        expect(validateOpenApiRequiresGraphqlOrRoutes(m).ok).toBe(false);
    });
});

describe("validateErrorStatusMapShape", () => {
    it("no-op when statusMap absent", { timeout: 5000 }, () => {
        expect(validateErrorStatusMapShape(MINIMAL_FIXTURE).ok).toBe(true);
    });

    it("ok when every entry is well-formed", { timeout: 5000 }, () => {
        const m: PluginManifest = {
            ...MINIMAL_FIXTURE,
            errors: { statusMap: { "PLUGIN.A.B": 409 } },
        };
        expect(validateErrorStatusMapShape(m).ok).toBe(true);
    });

    it("collects code-shape offenders", { timeout: 5000 }, () => {
        // bypass Zod by passing a manually built object
        const bad = {
            ...MINIMAL_FIXTURE,
            errors: {
                statusMap: {
                    "lower.case.code": 409,
                },
            },
        } as unknown as PluginManifest;
        const r = validateErrorStatusMapShape(bad);
        expect(r.ok).toBe(false);
        if (!r.ok) {
            expect(r.error.code).toBe(MANIFEST_CODES.INVALID_ERROR_STATUS_MAP);
            const off = r.error.context?.offenders as unknown[];
            expect(off.length).toBeGreaterThan(0);
        }
    });

    it("collects status-range offenders", { timeout: 5000 }, () => {
        const bad = {
            ...MINIMAL_FIXTURE,
            errors: {
                statusMap: { "PLUGIN.A.B": 200 },
            },
        } as unknown as PluginManifest;
        const r = validateErrorStatusMapShape(bad);
        expect(r.ok).toBe(false);
    });

    it("rejects non-integer status", { timeout: 5000 }, () => {
        const bad = {
            ...MINIMAL_FIXTURE,
            errors: {
                statusMap: { "PLUGIN.A.B": 4.5 as unknown as number },
            },
        } as unknown as PluginManifest;
        const r = validateErrorStatusMapShape(bad);
        expect(r.ok).toBe(false);
    });
});