"""Tests for reporters."""

import json

import pytest

from depcheck.config import Config
from depcheck.models import Dependency, PackageManager, ScanResult, Severity, Vulnerability
from depcheck.reporters.json import JSONReporter
from depcheck.reporters.terminal import TerminalReporter


class TestTerminalReporter:
    """Tests for terminal reporter."""

    def test_report_empty_result(self):
        """Test reporting empty result."""
        config = Config()
        reporter = TerminalReporter(config)

        result = ScanResult()

        reporter.report(result)

    def test_report_with_outdated_packages(self):
        """Test reporting with outdated packages."""
        config = Config()
        reporter = TerminalReporter(config)

        dep = Dependency(
            name="express",
            current_version="4.18.2",
            latest_version="4.19.2",
            package_manager=PackageManager.NPM,
            is_outdated=True,
        )

        result = ScanResult(dependencies=[dep])

        reporter.report(result)


class TestJSONReporter:
    """Tests for JSON reporter."""

    def test_report_empty_result(self):
        """Test JSON output for empty result."""
        config = Config()
        reporter = JSONReporter(config)

        result = ScanResult()
        json_output = reporter.report(result)

        data = json.loads(json_output)
        assert data["summary"]["status"] == "success"
        assert data["dependencies"] == []
        assert data["vulnerabilities"] == []

    def test_report_with_dependencies(self):
        """Test JSON output with dependencies."""
        config = Config()
        reporter = JSONReporter(config)

        dep = Dependency(
            name="express",
            current_version="4.18.2",
            latest_version="4.19.2",
            package_manager=PackageManager.NPM,
            is_outdated=True,
            category="dependencies",
            source_file="package.json",
        )

        result = ScanResult(dependencies=[dep], source_file="package.json")
        json_output = reporter.report(result)

        data = json.loads(json_output)
        assert len(data["dependencies"]) == 1
        assert data["dependencies"][0]["name"] == "express"

    def test_report_with_vulnerabilities(self):
        """Test JSON output with vulnerabilities."""
        config = Config()
        reporter = JSONReporter(config)

        dep = Dependency(
            name="lodash",
            current_version="4.17.20",
            package_manager=PackageManager.NPM,
        )
        vuln = Vulnerability(
            cve_id="CVE-2021-23337",
            severity=Severity.HIGH,
            description="Command Injection",
            affected_versions="<4.17.21",
            fixed_version="4.17.21",
        )

        result = ScanResult(vulnerabilities=[(dep, vuln)])
        json_output = reporter.report(result)

        data = json.loads(json_output)
        assert len(data["vulnerabilities"]) == 1
        assert data["vulnerabilities"][0]["cve_id"] == "CVE-2021-23337"

    def test_get_exit_code_success(self):
        """Test exit code 0 for clean result."""
        config = Config(fail_level=Severity.MEDIUM)
        reporter = JSONReporter(config)

        result = ScanResult()
        exit_code = reporter.get_exit_code(result)

        assert exit_code == 0

    def test_get_exit_code_with_critical(self):
        """Test exit code 1 for critical vulnerability."""
        config = Config(fail_level=Severity.MEDIUM)
        reporter = JSONReporter(config)

        dep = Dependency(
            name="lodash",
            current_version="4.17.20",
            package_manager=PackageManager.NPM,
        )
        vuln = Vulnerability(
            cve_id="CVE-2020-8203",
            severity=Severity.CRITICAL,
            description="Prototype Pollution",
            affected_versions="<4.17.19",
        )

        result = ScanResult(vulnerabilities=[(dep, vuln)])
        exit_code = reporter.get_exit_code(result)

        assert exit_code == 1

    def test_get_exit_code_with_errors(self):
        """Test exit code 2 for errors."""
        config = Config()
        reporter = JSONReporter(config)

        result = ScanResult(scan_errors=["Failed to parse file"])
        exit_code = reporter.get_exit_code(result)

        assert exit_code == 2

    def test_fail_level_threshold(self):
        """Test fail level threshold behavior."""
        config = Config(fail_level=Severity.HIGH)
        reporter = JSONReporter(config)

        dep = Dependency(
            name="requests",
            current_version="2.30.0",
            package_manager=PackageManager.PIP,
        )
        vuln = Vulnerability(
            cve_id="CVE-2024-35195",
            severity=Severity.MEDIUM,
            description="Auth bypass",
            affected_versions="<2.32.0",
        )

        result = ScanResult(vulnerabilities=[(dep, vuln)])
        exit_code = reporter.get_exit_code(result)

        assert exit_code == 0

    def test_exit_code_with_high_fail_level_high(self):
        """Test exit code when fail level is HIGH and vulnerability is HIGH."""
        config = Config(fail_level=Severity.HIGH)
        reporter = JSONReporter(config)

        dep = Dependency(
            name="lodash",
            current_version="4.17.20",
            package_manager=PackageManager.NPM,
        )
        vuln = Vulnerability(
            cve_id="CVE-2021-23337",
            severity=Severity.HIGH,
            description="Command Injection",
            affected_versions="<4.17.21",
        )

        result = ScanResult(vulnerabilities=[(dep, vuln)])
        exit_code = reporter.get_exit_code(result)

        assert exit_code == 1