package components

import (
	"fmt"
	"github.com/starfleetcptn/gomft/internal/db"
	"context"
	"github.com/starfleetcptn/gomft/components/providers/source"
	"github.com/starfleetcptn/gomft/components/providers/destination"
	"github.com/starfleetcptn/gomft/components/providers/common"
	"strconv"
)

type ConfigFormData struct {
	Config *db.TransferConfig
	IsNew  bool
}

func getConfigFormTitle(isNew bool) string {
	if isNew {
		return "New Configuration"
	}
	return "Edit Configuration"
}

func getInitialData(config *db.TransferConfig) string {
	// Default values for a new configuration
	name := ""
	sourceType := "local"
	sourcePath := ""
	sourceHost := ""
	sourcePort := 22
	sourceUser := ""
	sourcePassword := ""
	sourceKeyFile := ""
	sourceAuthType := "password"
	sourceBucket := ""
	sourceRegion := ""
	sourceAccessKey := ""
	sourceSecretKey := ""
	sourceEndpoint := ""
	sourceShare := ""
	sourceDomain := ""
	sourcePassiveMode := false
	sourceClientId := ""
	sourceClientSecret := ""
	sourceDriveId := ""
	sourceTeamDrive := ""
	// Google Photos source fields
	sourceReadOnly := false
	sourceStartYear, _ := strconv.Atoi(getCurrentYear())
	sourceIncludeArchived := false
	
	filePattern := ""
	outputPattern := "${filename}"
	
	destinationType := "local"
	destinationPath := ""
	destHost := ""
	destPort := 22
	destUser := ""
	destPassword := ""
	destKeyFile := ""
	destAuthType := "password"
	destBucket := ""
	destRegion := ""
	destAccessKey := ""
	destSecretKey := ""
	destEndpoint := ""
	destShare := ""
	destDomain := ""
	destPassiveMode := false
	destClientId := ""
	destClientSecret := ""
	destDriveId := ""
	destTeamDrive := ""
	// Google Photos destination fields
	destReadOnly := false
	destStartYear, _ := strconv.Atoi(getCurrentYear()) // Default to current year int
	destIncludeArchived := false
	
	archivePath := ""
	archiveEnabled := false
	deleteAfterTransfer := false
	skipProcessedFiles := true
	maxConcurrentTransfers := 4
	rcloneFlags := ""
	useBuiltinAuthSource := true
	useBuiltinAuthDest := true

	// If editing an existing config, populate with those values
	if config != nil {
		name = config.Name
		sourceType = config.SourceType
		sourcePath = config.SourcePath
		sourceHost = config.SourceHost
		sourcePort = config.SourcePort
		sourceUser = config.SourceUser
		sourcePassword = config.SourcePassword
		sourceKeyFile = config.SourceKeyFile
		if sourceKeyFile != "" && sourcePassword == "" {
			sourceAuthType = "key"
		}
		sourceBucket = config.SourceBucket
		sourceRegion = config.SourceRegion
		sourceAccessKey = config.SourceAccessKey
		sourceSecretKey = config.SourceSecretKey
		sourceEndpoint = config.SourceEndpoint
		sourceShare = config.SourceShare
		sourceDomain = config.SourceDomain
		sourcePassiveMode = config.GetSourcePassiveMode()
		sourceClientId = config.SourceClientID
		sourceClientSecret = config.SourceClientSecret
		sourceDriveId = config.SourceDriveID
		sourceTeamDrive = config.SourceTeamDrive
		
		// Google Photos source fields
		if config.SourceReadOnly != nil {
			sourceReadOnly = *config.SourceReadOnly
		}
		sourceStartYear = config.SourceStartYear
		if config.SourceIncludeArchived != nil {
			sourceIncludeArchived = *config.SourceIncludeArchived
		}
		
		filePattern = config.FilePattern
		outputPattern = config.OutputPattern
		
		destinationType = config.DestinationType
		destinationPath = config.DestinationPath
		destHost = config.DestHost
		destPort = config.DestPort
		destUser = config.DestUser
		destPassword = config.DestPassword
		destKeyFile = config.DestKeyFile
		if destKeyFile != "" && destPassword == "" {
			destAuthType = "key"
		}
		destBucket = config.DestBucket
		destRegion = config.DestRegion
		destAccessKey = config.DestAccessKey
		destSecretKey = config.DestSecretKey
		destEndpoint = config.DestEndpoint
		destShare = config.DestShare
		destDomain = config.DestDomain
		destPassiveMode = config.GetDestPassiveMode()
		destClientId = config.DestClientID
		destClientSecret = config.DestClientSecret
		destDriveId = config.DestDriveID
		destTeamDrive = config.DestTeamDrive
		
		// Google Photos destination fields
		if config.DestReadOnly != nil {
			destReadOnly = *config.DestReadOnly
		}
		destStartYear = config.DestStartYear
		if config.DestIncludeArchived != nil {
			destIncludeArchived = *config.DestIncludeArchived
		}
		
		archivePath = config.ArchivePath
		archiveEnabled = config.GetArchiveEnabled()
		deleteAfterTransfer = config.GetDeleteAfterTransfer()
		skipProcessedFiles = config.GetSkipProcessedFiles()
		maxConcurrentTransfers = config.MaxConcurrentTransfers
		rcloneFlags = config.RcloneFlags
		if config.UseBuiltinAuthSource != nil {
			useBuiltinAuthSource = *config.UseBuiltinAuthSource
		} else if sourceClientId != "" || sourceClientSecret != "" {
			useBuiltinAuthSource = false
		}
		if config.UseBuiltinAuthDest != nil {
			useBuiltinAuthDest = *config.UseBuiltinAuthDest
		} else if destClientId != "" || destClientSecret != "" {
			useBuiltinAuthDest = false
		}
	}

	// Return the JSON-formatted string with all the data, add new path validation states
	return fmt.Sprintf(`{
		name: '%s',
		sourceType: '%s',
		sourcePath: '%s',
		sourceHost: '%s',
		sourcePort: %d,
		sourceUser: '%s',
		sourcePassword: '%s',
		sourceKeyFile: '%s',
		sourceAuthType: '%s',
		sourceBucket: '%s',
		sourceRegion: '%s',
		sourceAccessKey: '%s',
		sourceSecretKey: '%s',
		sourceEndpoint: '%s',
		sourceShare: '%s',
		sourceDomain: '%s',
		sourcePassiveMode: %v,
		sourceClientId: '%s',
		sourceClientSecret: '%s',
		sourceDriveId: '%s',
		sourceTeamDrive: '%s',
		sourceReadOnly: %v,
		sourceStartYear: %d,
		sourceIncludeArchived: %v,
		
		filePattern: '%s',
		outputPattern: '%s',
		
		destinationType: '%s',
		destinationPath: '%s',
		destHost: '%s',
		destPort: %d,
		destUser: '%s',
		destPassword: '%s',
		destKeyFile: '%s',
		destAuthType: '%s',
		destBucket: '%s',
		destRegion: '%s',
		destAccessKey: '%s',
		destSecretKey: '%s',
		destEndpoint: '%s',
		destShare: '%s',
		destDomain: '%s',
		destPassiveMode: %v,
		destClientId: '%s',
		destClientSecret: '%s',
		destDriveId: '%s',
		destTeamDrive: '%s',
		destReadOnly: %v,
		destStartYear: %d,
		destIncludeArchived: %v,
		
		useBuiltinAuthSource: %v,
		useBuiltinAuthDest: %v,
		
		archivePath: '%s',
		archiveEnabled: %v,
		deleteAfterTransfer: %v,
		skipProcessedFiles: %v,
		maxConcurrentTransfers: %d,
		rcloneFlags: '%s',

		// Path validation states
		sourcePathValid: null,
		sourcePathError: '',
		destPathValid: null,
		destPathError: '',

		// Methods for path validation
		checkPath(path, type) {
			if (!path) {
				this[type + 'PathValid'] = false;
				this[type + 'PathError'] = 'Path cannot be empty';
				return;
			}

			fetch('/check-path?path=' + encodeURIComponent(path))
				.then(response => response.json())
				.then(data => {
					this[type + 'PathValid'] = data.valid;
					this[type + 'PathError'] = data.error || '';
				})
				.catch(error => {
					this[type + 'PathValid'] = false;
					this[type + 'PathError'] = 'Error checking path: ' + error.message;
				});
		}
	}`, 
	name, sourceType, sourcePath, sourceHost, sourcePort, sourceUser, sourcePassword, sourceKeyFile, sourceAuthType,
	sourceBucket, sourceRegion, sourceAccessKey, sourceSecretKey, sourceEndpoint, sourceShare, sourceDomain, sourcePassiveMode,
	sourceClientId, sourceClientSecret, sourceDriveId, sourceTeamDrive,
	sourceReadOnly, sourceStartYear, sourceIncludeArchived,
	filePattern, outputPattern,
	destinationType, destinationPath, destHost, destPort, destUser, destPassword, destKeyFile, destAuthType,
	destBucket, destRegion, destAccessKey, destSecretKey, destEndpoint, destShare, destDomain, destPassiveMode,
	destClientId, destClientSecret, destDriveId, destTeamDrive,
	destReadOnly, destStartYear, destIncludeArchived,
	useBuiltinAuthSource, useBuiltinAuthDest,
	archivePath, archiveEnabled, deleteAfterTransfer, skipProcessedFiles, maxConcurrentTransfers, rcloneFlags)
}

templ ConfigForm(ctx context.Context, data ConfigFormData) {
	@LayoutWithContext(getConfigFormTitle(data.IsNew), ctx) {
	<div class="flex flex-col items-center justify-center min-h-screen bg-secondary-50 dark:bg-secondary-900 py-12 px-4 sm:px-6 lg:px-8">
		<div class="max-w-3xl w-full bg-white dark:bg-secondary-800 rounded-lg shadow-md p-8 border border-secondary-200 dark:border-secondary-700">
			<div class="flex justify-center mb-6">
				<div class="p-4 bg-primary-100 dark:bg-primary-900 rounded-full">
					<i class="fas fa-cog text-primary-500 dark:text-primary-400 text-2xl"></i>
				</div>
			</div>
			
			<h1 class="mt-2 text-center text-3xl font-extrabold text-secondary-900 dark:text-secondary-100">
				{ getConfigFormTitle(data.IsNew) }
			</h1>
			<p class="mt-2 text-center text-sm text-secondary-600 dark:text-secondary-400">
				Set up your file transfer configuration
			</p>
			
			<form 
				class="space-y-8"
				if data.IsNew {
					hx-post="/configs"
				} else {
					hx-post={ fmt.Sprintf("/configs/%d", data.Config.ID) }
				}
				hx-target="body"
				hx-redirect="/configs"
				hx-boost="true"
				x-data={ getInitialData(data.Config) }
				x-init="$nextTick(() => { 
					// Ensure initial form state displays correctly on load
					sourceType = sourceType || 'local';
					destinationType = destinationType || 'local';
					sourcePort = sourcePort || 22;
					destPort = destPort || 22;
				})"
				>
				
				<!-- Name field -->
				@common.NameField()
				
				<!-- Source section -->
				@common.SourceSelection()
				
				<!-- Source type specific forms -->
				<template x-if="sourceType === 'local'">
					@source.LocalSourceForm()
				</template>
				
				<template x-if="sourceType === 'sftp'">
					@source.SFTPSourceForm()
				</template>

				<template x-if="sourceType === 'ftp'">
					@source.FTPSourceForm()
				</template>
				
				<template x-if="sourceType === 's3'">
					@source.S3SourceForm()
				</template>
				
				<template x-if="sourceType === 'minio'">
					@source.MinIOSourceForm()
				</template>

				<template x-if="sourceType === 'smb'">
					@source.SMBSourceForm()
				</template>
				
				<template x-if="sourceType === 'webdav'">
					@source.WebDAVSourceForm()
				</template>
				
				<template x-if="sourceType === 'nextcloud'">
					@source.NextCloudSourceForm()
				</template>

				<template x-if="sourceType === 'gdrive'">
					@source.GoogleDriveSourceForm()
				</template>
				
				<template x-if="sourceType === 'gphotos'">
					@source.GooglePhotosSourceForm()
				</template>
				
				<!-- File pattern fields -->
				@common.FilePatternFields()
				
				<!-- Destination section -->
				@common.DestinationSelection()
				
				<!-- Destination type specific forms -->
				<template x-if="destinationType === 'local'">
					@destination.LocalDestinationForm()
				</template>
				
				<template x-if="destinationType === 'sftp'">
					@destination.SFTPDestinationForm()
				</template>

				<template x-if="destinationType === 'ftp'">
					@destination.FTPDestinationForm()
				</template>
				
				<template x-if="destinationType === 's3'">
					@destination.S3DestinationForm()
				</template>
				
				<template x-if="destinationType === 'minio'">
					@destination.MinIODestinationForm()
				</template>
				
				<template x-if="destinationType === 'smb'">
					@destination.SMBDestinationForm()
				</template>	

				<template x-if="destinationType === 'nextcloud'">
					@destination.NextCloudDestinationForm()
				</template>

				<template x-if="destinationType === 'webdav'">
					@destination.WebDAVDestinationForm()
				</template>

				<template x-if="destinationType === 'gdrive'">
					@destination.GoogleDriveDestinationForm()
				</template>
				
				<template x-if="destinationType === 'gphotos'">
					@destination.GooglePhotosDestinationForm()
				</template>
				
				<!-- Archive options -->
				@common.ArchiveOptions()
				
				<!-- Rclone flags -->
				@common.RcloneFlags()
				
				<!-- Form actions -->
				<div class="flex justify-end mt-8">
					<a href="/configs" 
						class="btn-secondary mr-4">
						Cancel
					</a>
					<button 
						type="submit" 
						class="btn-primary">
						<span class="flex items-center">
							<i class="fas fa-save mr-2"></i>
							if data.IsNew {
								Create Configuration
							} else {
								Save Changes
							}
						</span>
					</button>
				</div>
			</form>
		</div>
		
		<div class="mt-6 text-center text-xs text-secondary-500 dark:text-secondary-400">
			<p>Configure your file transfer settings carefully for optimal performance</p>
		</div>
	</div>
	}
}