#!/usr/bin/python
# -*- coding: utf-8 -*-

# Copyright: (c) 2018, Rafael Bodill <justrafi at google mail>
# Copyright: (c) 2020, Borjan Tchakaloff <first name at last name dot fr>
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)

ANSIBLE_METADATA = {
    'metadata_version': '1.1',
    'status': ['preview'],
    'supported_by': 'community'
}

DOCUMENTATION = '''
---
module: folder_defaults

short_description: Manage Syncthing folder default configurations

version_added: "2.7"

description:
    - "This module allows you to manage Syncthing folder default configurations. 
       You can update the default configurations using this module. 
       It uses the Syncthing REST API to perform these operations."

options:
    id:
        description:
            - The ID of the module.
        type: str
        required: false
    label:
        description:
            - The label for the module.
        type: str
        required: false
    filesystemType:
        description:
            - The filesystem type for the module.
        type: str
        required: false
        default: basic
    path:
        description:
            - The path for the module.
        type: str
        required: false
        default: ~
    type:
        description:
            - The type of the module.
        type: str
        required: false
        default: sendreceive
        choices: [sendreceive, sendonly, receiveonly]
    devices:
        description:
            - List of devices for the module.
        type: list
        required: false
        default: []
    rescanIntervalS:
        description:
            - The rescan interval for the module in seconds.
        type: int
        required: false
        default: 3600
    fsWatcherEnabled:
        description:
            - Whether the filesystem watcher is enabled for the module.
        type: bool
        required: false
        default: true
    fsWatcherDelayS:
        description:
            - The filesystem watcher delay for the module in seconds.
        type: int
        required: false
        default: 10
    ignorePerms:
        description:
            - Whether to ignore permissions for the module.
        type: bool
        required: false
        default: false
    autoNormalize:
        description:
            - Whether to automatically normalize for the module.
        type: bool
        required: false
        default: true
    minDiskFree:
        description:
            - The minimum disk free for the module.
        type: dict
        required: false
        default: {value: 1, unit: '%'}
    versioning:
        description:
            - The versioning for the module.
        type: dict
        required: false
        default: {type: '', params: {}, cleanupIntervalS: 3600, fsPath: '', fsType: 'basic'}
    copiers:
        description:
            - The number of copiers for the module.
        type: int
        required: false
        default: 0
    pullerMaxPendingKiB:
        description:
            - The maximum pending puller size for the module in KiB.
        type: int
        required: false
        default: 0
    hashers:
        description:
            - The number of hashers for the module.
        type: int
        required: false
        default: 0
    order:
        description:
            - The order for the module.
        type: str
        required: false
        default: random
    ignoreDelete:
        description:
            - Whether to ignore delete for the module.
        type: bool
        required: false
        default: false
    scanProgressIntervalS:
        description:
            - The scan progress interval for the module in seconds.
        type: int
        required: false
        default: 0
    pullerPauseS:
        description:
            - The puller pause for the module in seconds.
        type: int
        required: false
        default: 0
    maxConflicts:
        description:
            - The maximum number of conflicts for the module.
        type: int
        required: false
        default: 10
    disableSparseFiles:
        description:
            - Whether to disable sparse files for the module.
        type: bool
        required: false
        default: false
    disableTempIndexes:
        description:
            - Whether to disable temporary indexes for the module.
        type: bool
        required: false
        default: false
    paused:
        description:
            - Whether the module is paused.
        type: bool
        required: false
        default: false
    weakHashThresholdPct:
        description:
            - The weak hash threshold for the module in percentage.
        type: int
        required: false
        default: 25
    markerName:
        description:
            - The marker name for the module.
        type: str
        required: false
        default: .stfolder
    copyOwnershipFromParent:
        description:
            - Whether to copy ownership from parent for the module.
        type: bool
        required: false
        default: false
    modTimeWindowS:
        description:
            - The modification time window for the module in seconds.
        type: int
        required: false
        default: 0
    maxConcurrentWrites:
        description:
            - The maximum number of concurrent writes for the module.
        type: int
        required: false
        default: 2
    disableFsync:
        description:
            - Whether to disable fsync for the module.
        type: bool
        required: false
        default: false
    blockPullOrder:
        description:
            - The block pull order for the module.
        type: str
        required: false
        default: standard
    copyRangeMethod:
        description:
            - The copy range method for the module.
        type: str
        required: false
        default: standard
    caseSensitiveFS:
        description:
            - Whether the filesystem is case sensitive for the module.
        type: bool
        required: false
        default: false
    junctionsAsDirs:
        description:
            - Whether to treat junctions as directories for the module.
        type: bool
        required: false
        default: false
    syncOwnership:
        description:
            - Whether to synchronize ownership for the module.
        type: bool
        required: false
        default: false
    sendOwnership:
        description:
            - Whether to send ownership for the module.
        type: bool
        required: false
        default: false
    syncXattrs:
        description:
            - Whether to synchronize extended attributes for the module.
        type: bool
        required: false
        default: false
    sendXattrs:
        description:
            - Whether to send extended attributes for the module.
        type: bool
        required: false
        default: false
    xattrFilter:
        description:
            - The extended attribute filter for the module.
        type: dict
        required: false
        default: {entries: [], maxSingleEntrySize: 1024, maxTotalSize: 4096}

author:
    - Rafael Bodill (@rafi)
'''

EXAMPLES = '''
# Get/Update folder_defaults
- name: Get folder_defaults
  become: yes
  become_user: syncthing
  community.syncthing.folder_defaults:
    host: http://localhost
    unix_socket: /run/syncthing/syncthing.sock
    config_file: /var/lib/syncthing/.config/syncthing/config.xml
    id: "default"
    label: "default"
    path: "/"
    paused: false
  register: folder_defaults
'''

RETURN = '''
folder_defaults:
    description: The default configuration of the folder after the operation.
    type: dict
changed:
    description: Whether any changes were made.
    type: bool
response:
    description: The API response, in-case of an error.
    type: dict
'''

from ansible_collections.community.syncthing.plugins.module_utils.syncthing_api import SyncthingModule
import json

def deep_equal(a, b):
    return json.dumps(a, sort_keys=True) == json.dumps(b, sort_keys=True)

def run_module():
    module_args = dict(
        id=dict(type='str', required=False),
        label=dict(type='str', required=False),
        filesystemType=dict(type='str', required=False, default='basic'),
        path=dict(type='str', required=False, default='~'),
        type=dict(type='str', default='sendreceive',
            choices=['sendreceive', 'sendonly', 'receiveonly']),
        devices=dict(type='list', required=False, default=[]),
        rescanIntervalS=dict(type='int', required=False, default=3600),
        fsWatcherEnabled=dict(type='bool', required=False, default=True),
        fsWatcherDelayS=dict(type='int', required=False, default=10),
        ignorePerms=dict(type='bool', required=False, default=False),
        autoNormalize=dict(type='bool', required=False, default=True),
        minDiskFree=dict(type='dict', required=False, default=dict(value=1, unit='%')),
        versioning=dict(type='dict', required=False,
            default=dict(type='', params={}, cleanupIntervalS=3600, fsPath='', fsType='basic')),
        copiers=dict(type='int', required=False, default=0),
        pullerMaxPendingKiB=dict(type='int', required=False, default=0),
        hashers=dict(type='int', required=False, default=0),
        order=dict(type='str', required=False, default='random'),
        ignoreDelete=dict(type='bool', required=False, default=False),
        scanProgressIntervalS=dict(type='int', required=False, default=0),
        pullerPauseS=dict(type='int', required=False, default=0),
        maxConflicts=dict(type='int', required=False, default=10),
        disableSparseFiles=dict(type='bool', required=False, default=False),
        disableTempIndexes=dict(type='bool', required=False, default=False),
        paused=dict(type='bool', required=False, default=False),
        weakHashThresholdPct=dict(type='int', required=False, default=25),
        markerName=dict(type='str', required=False, default='.stfolder'),
        copyOwnershipFromParent=dict(type='bool', required=False, default=False),
        modTimeWindowS=dict(type='int', required=False, default=0),
        maxConcurrentWrites=dict(type='int', required=False, default=2),
        disableFsync=dict(type='bool', required=False, default=False),
        blockPullOrder=dict(type='str', required=False, default='standard'),
        copyRangeMethod=dict(type='str', required=False, default='standard'),
        caseSensitiveFS=dict(type='bool', required=False, default=False),
        junctionsAsDirs=dict(type='bool', required=False, default=False),
        syncOwnership=dict(type='bool', required=False, default=False),
        sendOwnership=dict(type='bool', required=False, default=False),
        syncXattrs=dict(type='bool', required=False, default=False),
        sendXattrs=dict(type='bool', required=False, default=False),
        xattrFilter=dict(type='dict', required=False,
            default=dict(entries=[], maxSingleEntrySize=1024, maxTotalSize=4096)),
    )

    module = SyncthingModule(
        api_url='/rest/config/defaults/folder',
        argument_spec=module_args,
    )

    current_config = module.get_call()

    module_args_keys_list = list(module_args.keys())

    changes = {}

    for key, value in module.params.items():
        # Check if the key is in module_args_keys_list
        if key in module_args_keys_list:
            # Check if the value is not None
            if value is not None:
                # Check if the value is different from the current_config
                if not deep_equal(value, current_config.get(key)):
                    # If all conditions are met, add the key-value pair to changes
                    changes[key] = value

    if module.check_mode or len(changes.keys()) == 0:
        module.result['folder_defaults'] = current_config
        module.exit_json()

    module.patch_call(data=module.params)
    module.result['folder_defaults'] = module.get_call()
    module.result['changed'] = True
    module.result['changes'] = changes
    module.exit_json()

def main():
    run_module()

if __name__ == '__main__':
    main()