package chglog

import (
	"errors"
	"fmt"
	"os"
	"path/filepath"
	"testing"
	"time"

	agjira "github.com/andygrunwald/go-jira"
	"github.com/stretchr/testify/assert"
)

func TestCommitParserParse(t *testing.T) {
	assert := assert.New(t)
	assert.True(true)

	mock := &mockClient{
		ReturnExec: func(subcmd string, args ...string) (string, error) {
			if subcmd != "log" {
				return "", errors.New("")
			}

			bytes, _ := os.ReadFile(filepath.Join("testdata", "gitlog.txt"))

			return string(bytes), nil
		},
	}

	parser := newCommitParser(NewLogger(os.Stdout, os.Stderr, false, true),
		mock, nil, &Config{
			Options: &Options{
				CommitFilters: map[string][]string{
					"Type": {
						"feat",
						"fix",
						"perf",
						"refactor",
					},
				},
				HeaderPattern: "^(\\w*)(?:\\(([\\w\\$\\.\\-\\*\\s]*)\\))?\\:\\s(.*)$",
				HeaderPatternMaps: []string{
					"Type",
					"Scope",
					"Subject",
				},
				IssuePrefix: []string{
					"#",
					"gh-",
				},
				RefActions: []string{
					"close",
					"closes",
					"closed",
					"fix",
					"fixes",
					"fixed",
					"resolve",
					"resolves",
					"resolved",
				},
				MergePattern: "^Merge pull request #(\\d+) from (.*)$",
				MergePatternMaps: []string{
					"Ref",
					"Source",
				},
				RevertPattern: "^Revert \"([\\s\\S]*)\"$",
				RevertPatternMaps: []string{
					"Header",
				},
				NoteKeywords: []string{
					"BREAKING CHANGE",
				},
			},
		})

	commits, err := parser.Parse("HEAD")
	assert.Nil(err)
	assert.Equal([]*Commit{
		{
			Hash: &Hash{
				Long:  "65cf1add9735dcc4810dda3312b0792236c97c4e",
				Short: "65cf1add",
			},
			Author: &Author{
				Name:  "tsuyoshi wada",
				Email: "mail@example.com",
				Date:  time.Unix(int64(1514808000), 0),
			},
			Committer: &Committer{
				Name:  "tsuyoshi wada",
				Email: "mail@example.com",
				Date:  time.Unix(int64(1514808000), 0),
			},
			Merge:  nil,
			Revert: nil,
			Refs: []*Ref{
				{
					Action: "",
					Ref:    "123",
					Source: "",
				},
			},
			Notes:       []*Note{},
			Mentions:    []string{},
			Header:      "feat(*): Add new feature #123",
			Type:        "feat",
			Scope:       "*",
			Subject:     "Add new feature #123",
			Body:        "",
			TrimmedBody: "",
		},
		{
			Hash: &Hash{
				Long:  "14ef0b6d386c5432af9292eab3c8314fa3001bc7",
				Short: "14ef0b6d",
			},
			Author: &Author{
				Name:  "tsuyoshi wada",
				Email: "mail@example.com",
				Date:  time.Unix(int64(1515153600), 0),
			},
			Committer: &Committer{
				Name:  "tsuyoshi wada",
				Email: "mail@example.com",
				Date:  time.Unix(int64(1515153600), 0),
			},
			Merge: &Merge{
				Ref:    "3",
				Source: "username/branchname",
			},
			Revert: nil,
			Refs: []*Ref{
				{
					Action: "",
					Ref:    "3",
					Source: "",
				},
				{
					Action: "Fixes",
					Ref:    "3",
					Source: "",
				},
				{
					Action: "Closes",
					Ref:    "1",
					Source: "",
				},
			},
			Notes: []*Note{
				{
					Title: "BREAKING CHANGE",
					Body:  "This is breaking point message.",
				},
			},
			Mentions: []string{},
			Header:   "Merge pull request #3 from username/branchname",
			Type:     "",
			Scope:    "",
			Subject:  "",
			Body: `This is body message.

Fixes #3

Closes #1

BREAKING CHANGE: This is breaking point message.`,
			TrimmedBody: `This is body message.`,
		},
		{
			Hash: &Hash{
				Long:  "809a8280ffd0dadb0f4e7ba9fc835e63c37d6af6",
				Short: "809a8280",
			},
			Author: &Author{
				Name:  "tsuyoshi wada",
				Email: "mail@example.com",
				Date:  time.Unix(int64(1517486400), 0),
			},
			Committer: &Committer{
				Name:  "tsuyoshi wada",
				Email: "mail@example.com",
				Date:  time.Unix(int64(1517486400), 0),
			},
			Merge:  nil,
			Revert: nil,
			Refs:   []*Ref{},
			Notes:  []*Note{},
			Mentions: []string{
				"tsuyoshiwada",
				"hogefuga",
				"FooBarBaz",
			},
			Header:  "fix(controller): Fix cors configure",
			Type:    "fix",
			Scope:   "controller",
			Subject: "Fix cors configure",
			Body: `Has mention body

@tsuyoshiwada
@hogefuga
@FooBarBaz`,
			TrimmedBody: `Has mention body`,
		},
		{
			Hash: &Hash{
				Long:  "74824d6bd1470b901ec7123d13a76a1b8938d8d0",
				Short: "74824d6b",
			},
			Author: &Author{
				Name:  "tsuyoshi wada",
				Email: "mail@example.com",
				Date:  time.Unix(int64(1517488587), 0),
			},
			Committer: &Committer{
				Name:  "tsuyoshi wada",
				Email: "mail@example.com",
				Date:  time.Unix(int64(1517488587), 0),
			},
			Merge:  nil,
			Revert: nil,
			Refs: []*Ref{
				{
					Action: "Fixes",
					Ref:    "123",
					Source: "",
				},
				{
					Action: "Closes",
					Ref:    "456",
					Source: "username/repository",
				},
			},
			Notes: []*Note{
				{
					Title: "BREAKING CHANGE",
					Body: fmt.Sprintf(`This is multiline breaking change note.
It is treated as the body of the Note until a mention or reference appears.

We also allow blank lines :)

Example:

%sjavascript
import { Controller } from 'hoge-fuga';

@autobind
class MyController extends Controller {
  constructor() {
    super();
  }
}
%s`, "```", "```"),
				},
			},
			Mentions: []string{},
			Header:   "fix(model): Remove hoge attributes",
			Type:     "fix",
			Scope:    "model",
			Subject:  "Remove hoge attributes",
			Body: fmt.Sprintf(`This mixed body message.

BREAKING CHANGE:
This is multiline breaking change note.
It is treated as the body of the Note until a mention or reference appears.

We also allow blank lines :)

Example:

%sjavascript
import { Controller } from 'hoge-fuga';

@autobind
class MyController extends Controller {
  constructor() {
    super();
  }
}
%s

Fixes #123
Closes username/repository#456`, "```", "```"),
			TrimmedBody: `This mixed body message.`,
		},
		{
			Hash: &Hash{
				Long:  "123456789735dcc4810dda3312b0792236c97c4e",
				Short: "12345678",
			},
			Author: &Author{
				Name:  "tsuyoshi wada",
				Email: "mail@example.com",
				Date:  time.Unix(int64(1517488587), 0),
			},
			Committer: &Committer{
				Name:  "tsuyoshi wada",
				Email: "mail@example.com",
				Date:  time.Unix(int64(1517488587), 0),
			},
			Merge: nil,
			Revert: &Revert{
				Header: "fix(core): commit message",
			},
			Refs:        []*Ref{},
			Notes:       []*Note{},
			Mentions:    []string{},
			Header:      "Revert \"fix(core): commit message\"",
			Type:        "",
			Scope:       "",
			Subject:     "",
			Body:        "This reverts commit f755db78dcdf461dc42e709b3ab728ceba353d1d.",
			TrimmedBody: "This reverts commit f755db78dcdf461dc42e709b3ab728ceba353d1d.",
		},
	}, commits)
}

type mockJiraClient struct {
}

func (jira mockJiraClient) GetJiraIssue(id string) (*agjira.Issue, error) {
	return &agjira.Issue{
		ID: id,
		Fields: &agjira.IssueFields{
			Expand:                        "",
			Type:                          agjira.IssueType{Name: "Story"},
			Project:                       agjira.Project{},
			Resolution:                    nil,
			Priority:                      nil,
			Resolutiondate:                agjira.Time{},
			Created:                       agjira.Time{},
			Duedate:                       agjira.Date{},
			Watches:                       nil,
			Assignee:                      nil,
			Updated:                       agjira.Time{},
			Description:                   fmt.Sprintf("description of %s", id),
			Summary:                       fmt.Sprintf("summary of %s", id),
			Creator:                       nil,
			Reporter:                      nil,
			Components:                    nil,
			Status:                        nil,
			Progress:                      nil,
			AggregateProgress:             nil,
			TimeTracking:                  nil,
			TimeSpent:                     0,
			TimeEstimate:                  0,
			TimeOriginalEstimate:          0,
			Worklog:                       nil,
			IssueLinks:                    nil,
			Comments:                      nil,
			FixVersions:                   nil,
			AffectsVersions:               nil,
			Labels:                        []string{"GA"},
			Subtasks:                      nil,
			Attachments:                   nil,
			Epic:                          nil,
			Sprint:                        nil,
			Parent:                        nil,
			AggregateTimeOriginalEstimate: 0,
			AggregateTimeSpent:            0,
			AggregateTimeEstimate:         0,
			Unknowns:                      nil,
		},
	}, nil
}

func TestCommitParserParseWithJira(t *testing.T) {
	assert := assert.New(t)
	assert.True(true)

	mock := &mockClient{
		ReturnExec: func(subcmd string, args ...string) (string, error) {
			if subcmd != "log" {
				return "", errors.New("")
			}

			bytes, _ := os.ReadFile(filepath.Join("testdata", "gitlog_jira.txt"))

			return string(bytes), nil
		},
	}

	parser := newCommitParser(NewLogger(os.Stdout, os.Stderr, false, true),
		mock, mockJiraClient{}, &Config{
			Options: &Options{
				CommitFilters: map[string][]string{
					"Type": {
						"feat",
						"fix",
						"perf",
						"refactor",
					},
				},
				HeaderPattern: "^(?:(\\w*)|(?:\\[(.*)\\])?)\\:\\s(.*)$",
				HeaderPatternMaps: []string{
					"Type",
					"JiraIssueID",
					"Subject",
				},
				JiraTypeMaps: map[string]string{
					"Story": "feat",
				},
			},
		})

	commits, err := parser.Parse("HEAD")
	assert.Nil(err)
	commit := commits[0]
	assert.Equal(commit.JiraIssueID, "JIRA-1111")
	assert.Equal(commit.JiraIssue.Type, "Story")
	assert.Equal(commit.JiraIssue.Summary, "summary of JIRA-1111")
	assert.Equal(commit.JiraIssue.Description, "description of JIRA-1111")
	assert.Equal(commit.JiraIssue.Labels, []string{"GA"})
	assert.Equal(commit.Type, "feat")
}