diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 0000000000000000000000000000000000000000..bfd7ac53df9f103f6dc8853738c63fd364445fde
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,20 @@
+# Configuration for known file extensions
+[*.{css,js,json,less,md,py,rst,sass,scss,xml,yaml,yml}]
+charset = utf-8
+end_of_line = lf
+indent_size = 4
+indent_style = space
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.{json,yml,yaml,rst,md}]
+indent_size = 2
+
+# Do not configure editor for libs and autogenerated content
+[{*/static/{lib,src/lib}/**,*/static/description/index.html,*/readme/../README.rst}]
+charset = unset
+end_of_line = unset
+indent_size = unset
+indent_style = unset
+insert_final_newline = false
+trim_trailing_whitespace = false
diff --git a/.eslintrc.yml b/.eslintrc.yml
new file mode 100644
index 0000000000000000000000000000000000000000..fed88d70d23ecb3297ea28854b320c4d62ee3c26
--- /dev/null
+++ b/.eslintrc.yml
@@ -0,0 +1,188 @@
+env:
+  browser: true
+  es6: true
+
+# See https://github.com/OCA/odoo-community.org/issues/37#issuecomment-470686449
+parserOptions:
+  ecmaVersion: 2019
+
+overrides:
+  - files:
+      - "**/*.esm.js"
+    parserOptions:
+      sourceType: module
+
+# Globals available in Odoo that shouldn't produce errorings
+globals:
+  _: readonly
+  $: readonly
+  fuzzy: readonly
+  jQuery: readonly
+  moment: readonly
+  odoo: readonly
+  openerp: readonly
+  owl: readonly
+  luxon: readonly
+
+# Styling is handled by Prettier, so we only need to enable AST rules;
+# see https://github.com/OCA/maintainer-quality-tools/pull/618#issuecomment-558576890
+rules:
+  accessor-pairs: warn
+  array-callback-return: warn
+  callback-return: warn
+  capitalized-comments:
+    - warn
+    - always
+    - ignoreConsecutiveComments: true
+      ignoreInlineComments: true
+  complexity:
+    - warn
+    - 15
+  constructor-super: warn
+  dot-notation: warn
+  eqeqeq: warn
+  global-require: warn
+  handle-callback-err: warn
+  id-blacklist: warn
+  id-match: warn
+  init-declarations: error
+  max-depth: warn
+  max-nested-callbacks: warn
+  max-statements-per-line: warn
+  no-alert: warn
+  no-array-constructor: warn
+  no-caller: warn
+  no-case-declarations: warn
+  no-class-assign: warn
+  no-cond-assign: error
+  no-const-assign: error
+  no-constant-condition: warn
+  no-control-regex: warn
+  no-debugger: error
+  no-delete-var: warn
+  no-div-regex: warn
+  no-dupe-args: error
+  no-dupe-class-members: error
+  no-dupe-keys: error
+  no-duplicate-case: error
+  no-duplicate-imports: error
+  no-else-return: warn
+  no-empty-character-class: warn
+  no-empty-function: error
+  no-empty-pattern: error
+  no-empty: warn
+  no-eq-null: error
+  no-eval: error
+  no-ex-assign: error
+  no-extend-native: warn
+  no-extra-bind: warn
+  no-extra-boolean-cast: warn
+  no-extra-label: warn
+  no-fallthrough: warn
+  no-func-assign: error
+  no-global-assign: error
+  no-implicit-coercion:
+    - warn
+    - allow: ["~"]
+  no-implicit-globals: warn
+  no-implied-eval: warn
+  no-inline-comments: warn
+  no-inner-declarations: warn
+  no-invalid-regexp: warn
+  no-irregular-whitespace: warn
+  no-iterator: warn
+  no-label-var: warn
+  no-labels: warn
+  no-lone-blocks: warn
+  no-lonely-if: error
+  no-mixed-requires: error
+  no-multi-str: warn
+  no-native-reassign: error
+  no-negated-condition: warn
+  no-negated-in-lhs: error
+  no-new-func: warn
+  no-new-object: warn
+  no-new-require: warn
+  no-new-symbol: warn
+  no-new-wrappers: warn
+  no-new: warn
+  no-obj-calls: warn
+  no-octal-escape: warn
+  no-octal: warn
+  no-param-reassign: warn
+  no-path-concat: warn
+  no-process-env: warn
+  no-process-exit: warn
+  no-proto: warn
+  no-prototype-builtins: warn
+  no-redeclare: warn
+  no-regex-spaces: warn
+  no-restricted-globals: warn
+  no-restricted-imports: warn
+  no-restricted-modules: warn
+  no-restricted-syntax: warn
+  no-return-assign: error
+  no-script-url: warn
+  no-self-assign: warn
+  no-self-compare: warn
+  no-sequences: warn
+  no-shadow-restricted-names: warn
+  no-shadow: warn
+  no-sparse-arrays: warn
+  no-sync: warn
+  no-this-before-super: warn
+  no-throw-literal: warn
+  no-undef-init: warn
+  no-undef: error
+  no-unmodified-loop-condition: warn
+  no-unneeded-ternary: error
+  no-unreachable: error
+  no-unsafe-finally: error
+  no-unused-expressions: error
+  no-unused-labels: error
+  no-unused-vars: error
+  no-use-before-define: error
+  no-useless-call: warn
+  no-useless-computed-key: warn
+  no-useless-concat: warn
+  no-useless-constructor: warn
+  no-useless-escape: warn
+  no-useless-rename: warn
+  no-void: warn
+  no-with: warn
+  operator-assignment: [error, always]
+  prefer-const: warn
+  radix: warn
+  require-yield: warn
+  sort-imports: warn
+  spaced-comment: [error, always]
+  strict: [error, function]
+  use-isnan: error
+  valid-jsdoc:
+    - warn
+    - prefer:
+        arg: param
+        argument: param
+        augments: extends
+        constructor: class
+        exception: throws
+        func: function
+        method: function
+        prop: property
+        return: returns
+        virtual: abstract
+        yield: yields
+      preferType:
+        array: Array
+        bool: Boolean
+        boolean: Boolean
+        number: Number
+        object: Object
+        str: String
+        string: String
+      requireParamDescription: false
+      requireReturn: false
+      requireReturnDescription: false
+      requireReturnType: false
+  valid-typeof: warn
+  yoda: warn
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000000000000000000000000000000000000..d99361a24aa02c2d19d8165c3a057b84bc575166
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,76 @@
+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+/.venv
+/.pytest_cache
+/.ruff_cache
+
+# C extensions
+*.so
+
+# Distribution / packaging
+.Python
+env/
+bin/
+build/
+develop-eggs/
+dist/
+eggs/
+lib64/
+parts/
+sdist/
+var/
+*.egg-info/
+.installed.cfg
+*.egg
+*.eggs
+.copier-answers.yml
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.coverage
+.cache
+nosetests.xml
+coverage.xml
+
+# Translations
+*.mo
+
+# Pycharm
+.idea
+
+# Eclipse
+.settings
+
+# Visual Studio cache/options directory
+.vs/
+.vscode
+
+# OSX Files
+.DS_Store
+
+# Django stuff:
+*.log
+
+# Mr Developer
+.mr.developer.cfg
+.project
+.pydevproject
+
+# Rope
+.ropeproject
+
+# Sphinx documentation
+docs/_build/
+
+# Backup files
+*~
+*.swp
+
+# OCA rules
+!static/lib/
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..3efb4d9157dc36d84e372eec5fc21e7f4a417a58
--- /dev/null
+++ b/.pre-commit-config.yaml
@@ -0,0 +1,117 @@
+exclude: |
+  (?x)
+  # NOT INSTALLABLE ADDONS
+  # END NOT INSTALLABLE ADDONS
+  # Files and folders generated by bots, to avoid loops
+  ^setup/|/static/description/index\.html$|
+  # We don't want to mess with tool-generated files
+  .svg$|/tests/([^/]+/)?cassettes/|^.copier-answers.yml$|^.github/|
+  # Maybe reactivate this when all README files include prettier ignore tags?
+  ^README\.md$|
+  # Library files can have extraneous formatting (even minimized)
+  /static/(src/)?lib/|
+  # Repos using Sphinx to generate docs don't need prettying
+  ^docs/_templates/.*\.html$|
+  # Don't bother non-technical authors with formatting issues in docs
+  readme/.*\.(rst|md)$|
+  # Ignore build and dist directories in addons
+  /build/|/dist/|
+  # You don't usually want a bot to modify your legal texts
+  (LICENSE.*|COPYING.*)
+default_language_version:
+  python: python3
+  node: "16.17.0"
+repos:
+  - repo: local
+    hooks:
+      # These files are most likely copier diff rejection junks; if found,
+      # review them manually, fix the problem (if needed) and remove them
+      - id: forbidden-files
+        name: forbidden files
+        entry: found forbidden files; remove them
+        language: fail
+        files: "\\.rej$"
+      - id: en-po-files
+        name: en.po files cannot exist
+        entry: found a en.po file
+        language: fail
+        files: '[a-zA-Z0-9_]*/i18n/en\.po$'
+  - repo: https://github.com/oca/maintainer-tools
+    rev: f71041f22b8cd68cf7c77b73a14ca8d8cd190a60
+    hooks:
+      # update the NOT INSTALLABLE ADDONS section above
+      - id: oca-update-pre-commit-excluded-addons
+      - id: oca-fix-manifest-website
+        args: ["https://le-filament.com"]
+      - id: oca-gen-addon-readme
+        args:
+          - --addons-dir=.
+          - --branch=16.0
+          - --org-name=lefilament
+          - --repo-name=template_module
+          - --if-source-changed
+          - --keep-source-digest
+  - repo: https://github.com/OCA/odoo-pre-commit-hooks
+    rev: v0.0.25
+    hooks:
+      - id: oca-checks-odoo-module
+      - id: oca-checks-po
+  - repo: https://github.com/pre-commit/mirrors-prettier
+    rev: v2.7.1
+    hooks:
+      - id: prettier
+        name: prettier (with plugin-xml)
+        additional_dependencies:
+          - "prettier@2.7.1"
+          - "@prettier/plugin-xml@2.2.0"
+        args:
+          - --plugin=@prettier/plugin-xml
+        files: \.(css|htm|html|js|json|jsx|less|md|scss|toml|ts|xml|yaml|yml)$
+  - repo: https://github.com/pre-commit/mirrors-eslint
+    rev: v8.24.0
+    hooks:
+      - id: eslint
+        verbose: true
+        args:
+          - --color
+          - --fix
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v4.3.0
+    hooks:
+      - id: trailing-whitespace
+        # exclude autogenerated files
+        exclude: /README\.rst$|\.pot?$
+      - id: end-of-file-fixer
+        # exclude autogenerated files
+        exclude: /README\.rst$|\.pot?$
+      - id: debug-statements
+      - id: fix-encoding-pragma
+        args: ["--remove"]
+      - id: check-case-conflict
+      - id: check-docstring-first
+      - id: check-executables-have-shebangs
+      - id: check-merge-conflict
+        # exclude files where underlines are not distinguishable from merge conflicts
+        exclude: /README\.rst$|^docs/.*\.rst$
+      - id: check-symlinks
+      - id: check-xml
+      - id: mixed-line-ending
+        args: ["--fix=lf"]
+  - repo: https://github.com/astral-sh/ruff-pre-commit
+    rev: v0.1.3
+    hooks:
+      - id: ruff
+        args: [--fix, --exit-non-zero-on-fix]
+      - id: ruff-format
+  - repo: https://github.com/OCA/pylint-odoo
+    rev: v8.0.19
+    hooks:
+      - id: pylint_odoo
+        name: pylint with optional checks
+        args:
+          - --rcfile=.pylintrc
+          - --exit-zero
+        verbose: true
+      - id: pylint_odoo
+        args:
+          - --rcfile=.pylintrc-mandatory
diff --git a/.pylintrc b/.pylintrc
new file mode 100644
index 0000000000000000000000000000000000000000..71c476d4f10ac08a7333729b93705c9573d240d5
--- /dev/null
+++ b/.pylintrc
@@ -0,0 +1,123 @@
+
+
+[MASTER]
+load-plugins=pylint_odoo
+score=n
+
+[ODOOLINT]
+readme_template_url="https://github.com/OCA/maintainer-tools/blob/master/template/module/README.rst"
+manifest_required_authors=Le Filament
+manifest_required_keys=license
+manifest_deprecated_keys=description,active
+license_allowed=AGPL-3,GPL-2,GPL-2 or any later version,GPL-3,GPL-3 or any later version,LGPL-3
+valid_odoo_versions=16.0
+
+[MESSAGES CONTROL]
+disable=all
+
+# This .pylintrc contains optional AND mandatory checks and is meant to be
+# loaded in an IDE to have it check everything, in the hope this will make
+# optional checks more visible to contributors who otherwise never look at a
+# green travis to see optional checks that failed.
+# .pylintrc-mandatory containing only mandatory checks is used the pre-commit
+# config as a blocking check.
+
+enable=anomalous-backslash-in-string,
+    api-one-deprecated,
+    api-one-multi-together,
+    assignment-from-none,
+    attribute-deprecated,
+    class-camelcase,
+    dangerous-default-value,
+    dangerous-view-replace-wo-priority,
+    development-status-allowed,
+    duplicate-id-csv,
+    duplicate-key,
+    duplicate-xml-fields,
+    duplicate-xml-record-id,
+    eval-referenced,
+    eval-used,
+    incoherent-interpreter-exec-perm,
+    license-allowed,
+    manifest-author-string,
+    manifest-deprecated-key,
+    manifest-required-author,
+    manifest-required-key,
+    manifest-version-format,
+    method-compute,
+    method-inverse,
+    method-required-super,
+    method-search,
+    openerp-exception-warning,
+    pointless-statement,
+    pointless-string-statement,
+    print-used,
+    redundant-keyword-arg,
+    redundant-modulename-xml,
+    reimported,
+    relative-import,
+    return-in-init,
+    rst-syntax-error,
+    sql-injection,
+    too-few-format-args,
+    translation-field,
+    translation-required,
+    unreachable,
+    use-vim-comment,
+    wrong-tabs-instead-of-spaces,
+    xml-syntax-error,
+    attribute-string-redundant,
+    character-not-valid-in-resource-link,
+    consider-merging-classes-inherited,
+    context-overridden,
+    create-user-wo-reset-password,
+    dangerous-filter-wo-user,
+    dangerous-qweb-replace-wo-priority,
+    deprecated-data-xml-node,
+    deprecated-openerp-xml-node,
+    duplicate-po-message-definition,
+    except-pass,
+    file-not-used,
+    invalid-commit,
+    manifest-maintainers-list,
+    missing-newline-extrafiles,
+    missing-readme,
+    missing-return,
+    odoo-addons-relative-import,
+    old-api7-method-defined,
+    po-msgstr-variables,
+    po-syntax-error,
+    renamed-field-parameter,
+    resource-not-exist,
+    str-format-used,
+    test-folder-imported,
+    translation-contains-variable,
+    translation-positional-used,
+    unnecessary-utf8-coding-comment,
+    website-manifest-key-not-valid-uri,
+    xml-attribute-translatable,
+    xml-deprecated-qweb-directive,
+    xml-deprecated-tree-attribute,
+    external-request-timeout,
+    # messages that do not cause the lint step to fail
+    consider-merging-classes-inherited,
+    create-user-wo-reset-password,
+    dangerous-filter-wo-user,
+    deprecated-module,
+    file-not-used,
+    invalid-commit,
+    missing-manifest-dependency,
+    missing-newline-extrafiles,
+    missing-readme,
+    no-utf8-coding-comment,
+    odoo-addons-relative-import,
+    old-api7-method-defined,
+    redefined-builtin,
+    too-complex,
+    unnecessary-utf8-coding-comment
+
+
+[REPORTS]
+msg-template={path}:{line}: [{msg_id}({symbol}), {obj}] {msg}
+output-format=colorized
+reports=no
diff --git a/.pylintrc-mandatory b/.pylintrc-mandatory
new file mode 100644
index 0000000000000000000000000000000000000000..99064933ef82c469ba5fda5b2904447c05c99dbe
--- /dev/null
+++ b/.pylintrc-mandatory
@@ -0,0 +1,98 @@
+
+[MASTER]
+load-plugins=pylint_odoo
+score=n
+
+[ODOOLINT]
+readme-template-url="https://github.com/OCA/maintainer-tools/blob/master/template/module/README.rst"
+manifest-required-authors=Le Filament
+manifest-required-keys=license
+manifest-deprecated-keys=description,active
+license-allowed=AGPL-3,GPL-2,GPL-2 or any later version,GPL-3,GPL-3 or any later version,LGPL-3
+valid-odoo-versions=16.0
+
+[MESSAGES CONTROL]
+disable=all
+
+enable=anomalous-backslash-in-string,
+    api-one-deprecated,
+    api-one-multi-together,
+    assignment-from-none,
+    attribute-deprecated,
+    class-camelcase,
+    dangerous-default-value,
+    dangerous-view-replace-wo-priority,
+    development-status-allowed,
+    duplicate-id-csv,
+    duplicate-key,
+    duplicate-xml-fields,
+    duplicate-xml-record-id,
+    eval-referenced,
+    eval-used,
+    incoherent-interpreter-exec-perm,
+    license-allowed,
+    manifest-author-string,
+    manifest-deprecated-key,
+    manifest-required-author,
+    manifest-required-key,
+    manifest-version-format,
+    method-compute,
+    method-inverse,
+    method-required-super,
+    method-search,
+    openerp-exception-warning,
+    pointless-statement,
+    pointless-string-statement,
+    print-used,
+    redundant-keyword-arg,
+    redundant-modulename-xml,
+    reimported,
+    relative-import,
+    return-in-init,
+    rst-syntax-error,
+    sql-injection,
+    too-few-format-args,
+    translation-field,
+    translation-required,
+    unreachable,
+    use-vim-comment,
+    wrong-tabs-instead-of-spaces,
+    xml-syntax-error,
+    attribute-string-redundant,
+    character-not-valid-in-resource-link,
+    consider-merging-classes-inherited,
+    context-overridden,
+    create-user-wo-reset-password,
+    dangerous-filter-wo-user,
+    dangerous-qweb-replace-wo-priority,
+    deprecated-data-xml-node,
+    deprecated-openerp-xml-node,
+    duplicate-po-message-definition,
+    except-pass,
+    file-not-used,
+    invalid-commit,
+    manifest-maintainers-list,
+    missing-newline-extrafiles,
+    missing-readme,
+    missing-return,
+    odoo-addons-relative-import,
+    old-api7-method-defined,
+    po-msgstr-variables,
+    po-syntax-error,
+    renamed-field-parameter,
+    resource-not-exist,
+    str-format-used,
+    test-folder-imported,
+    translation-contains-variable,
+    translation-positional-used,
+    unnecessary-utf8-coding-comment,
+    website-manifest-key-not-valid-uri,
+    xml-attribute-translatable,
+    xml-deprecated-qweb-directive,
+    xml-deprecated-tree-attribute,
+    external-request-timeout
+
+[REPORTS]
+msg-template={path}:{line}: [{msg_id}({symbol}), {obj}] {msg}
+output-format=colorized
+reports=no
diff --git a/.ruff.toml b/.ruff.toml
new file mode 100644
index 0000000000000000000000000000000000000000..0240c75f6a4ae4550f3473ad0a5faaef022bf6c7
--- /dev/null
+++ b/.ruff.toml
@@ -0,0 +1,30 @@
+
+target-version = "py310"
+fix = true
+
+[lint]
+extend-select = [
+    "B",
+    "C90",
+    "E501",  # line too long (default 88)
+    "I",  # isort
+    "UP",  # pyupgrade
+]
+exclude = ["setup/*"]
+
+[format]
+exclude = ["setup/*"]
+
+[per-file-ignores]
+"__init__.py" = ["F401", "I001"]  # ignore unused and unsorted imports in __init__.py
+"__manifest__.py" = ["B018"]  # useless expression
+
+[isort]
+section-order = ["future", "standard-library", "third-party", "odoo", "odoo-addons", "first-party", "local-folder"]
+
+[isort.sections]
+"odoo" = ["odoo"]
+"odoo-addons" = ["odoo.addons"]
+
+[mccabe]
+max-complexity = 16
diff --git a/LICENSE b/LICENSE
old mode 100755
new mode 100644
diff --git a/README.rst b/README.rst
old mode 100755
new mode 100644
diff --git a/__init__.py b/__init__.py
old mode 100755
new mode 100644
index 6e9c65de2b5e6619b37d0b0f5e40ba0155f5326d..0650744f6bc69b9f0b865e8c7174c813a5f5995e
--- a/__init__.py
+++ b/__init__.py
@@ -1,4 +1 @@
-# © 2020 Le Filament (<http://www.le-filament.com>)
-# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
-
-from . import models
\ No newline at end of file
+from . import models
diff --git a/__manifest__.py b/__manifest__.py
old mode 100755
new mode 100644
index 2d05fee4d66553f71310b99966826a2d859cea47..a2073a55e2c35f60cf908029cf84453318341e4c
--- a/__manifest__.py
+++ b/__manifest__.py
@@ -1,7 +1,7 @@
 {
     "name": "3A Dentaire - Account Invoice Online",
     "summary": "Option de paiement en ligne",
-    "version": "12.0.1.0.1",
+    "version": "16.0.1.0.0",
     "author": "Le Filament",
     "license": "AGPL-3",
     "application": False,
@@ -10,8 +10,5 @@
         "account",
         "account_payment",
     ],
-    "data": [
-        "views/account_invoice.xml",
-        "templates/account_portal_templates.xml"
-    ]
+    "data": ["views/account_invoice.xml", "templates/account_portal_templates.xml"],
 }
diff --git a/models/__init__.py b/models/__init__.py
index 353259fb96becf235c2f99eed150f8f67804cd88..9c0a42138541a80d1b3357b67df7cb0e47e94b56 100644
--- a/models/__init__.py
+++ b/models/__init__.py
@@ -1,4 +1 @@
-# © 2020 Le Filament (<http://www.le-filament.com>)
-# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
-
-from . import account_invoice
+from . import account_move
diff --git a/models/account_invoice.py b/models/account_move.py
similarity index 56%
rename from models/account_invoice.py
rename to models/account_move.py
index 55906295017030791d0b30f90261e6fa6e216358..eecc86748c87911e789cdb5bd995db61de7ec220 100644
--- a/models/account_invoice.py
+++ b/models/account_move.py
@@ -1,10 +1,10 @@
-# © 2020 Le Filament (<http://www.le-filament.com>)
-# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+# Copyright 2020- Le Filament (https://le-filament.com)
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html)
 
 from odoo import fields, models
 
 
-class AccountInvoiceOnline(models.Model):
-    _inherit = 'account.invoice'
+class AccountMove(models.Model):
+    _inherit = "account.move"
 
     is_payment_online = fields.Boolean("Paiement en ligne", default=True)
diff --git a/security/ir.model.access.csv b/security/ir.model.access.csv
deleted file mode 100755
index 97dd8b917b8a258799a3ebf0095f13ff73d7cf68..0000000000000000000000000000000000000000
--- a/security/ir.model.access.csv
+++ /dev/null
@@ -1 +0,0 @@
-id,name,model_id:id,group_id:id,perm_read,perm_write,perm_create,perm_unlink
diff --git a/static/description/icon.png b/static/description/icon.png
old mode 100755
new mode 100644
diff --git a/templates/account_portal_templates.xml b/templates/account_portal_templates.xml
index 23df6f6b6b8516a82087684f525f30cf59ecc528..e726a99c4ee110342692127f04481c00bf2b0452 100644
--- a/templates/account_portal_templates.xml
+++ b/templates/account_portal_templates.xml
@@ -1,23 +1,43 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright 2020 Le Filament
+<?xml version="1.0" encoding="utf-8" ?>
+<!-- Copyright 2020- Le Filament (https://le-filament.com)
      License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl). -->
-
 <odoo>
-    <template id="portal_my_invoices_payment_inherited" inherit_id="account_payment.portal_my_invoices_payment">
+    <template
+        id="portal_my_invoices_payment_inherited"
+        inherit_id="account_payment.portal_my_invoices_payment"
+    >
         <xpath expr="//td[hasclass('text-center')]/a" position="replace">
-            <a t-if="invoice.state == 'open' and invoice.amount_total and invoice.type == 'out_invoice' and (pending_manual_txs or not tx_ids) and invoice.is_payment_online"
-                t-att-href="invoice.get_portal_url(anchor='portal_pay')" title="Pay now" aria-label="Pay now" class="btn btn-sm btn-primary" role="button">
-                <i class="fa fa-arrow-circle-right"/><span class='d-none d-md-inline'> Payer maintenant</span>
+            <a
+                t-if="invoice.state == 'posted' and invoice.payment_state in ('not_paid', 'partial') and invoice.amount_total and invoice.move_type == 'out_invoice' and (pending_manual_txs or not tx_ids or invoice.amount_paid &lt; invoice.amount_total) and invoice.is_payment_online"
+                t-att-href="invoice.get_portal_url(anchor='portal_pay')"
+                title="Pay now"
+                aria-label="Pay now"
+                class="btn btn-sm btn-primary"
+                role="button"
+            >
+                <i class="fa fa-arrow-circle-right" /><span
+                    class='d-none d-md-inline'
+                > Payer maintenant</span>
             </a>
         </xpath>
     </template>
 
-    <template id="portal_invoice_page_inherit_payment_inherited" inherit_id="account_payment.portal_invoice_page_inherit_payment">
+    <template
+        id="portal_invoice_page_inherit_payment_inherited"
+        inherit_id="account_payment.portal_invoice_page_inherit_payment"
+    >
            <xpath expr="//a" position="replace">
-               <a href="#" t-if="invoice.state == 'open' and invoice.amount_total and invoice.type == 'out_invoice' and (pending_manual_txs or not tx_ids) and invoice.is_payment_online"
-                    class="btn btn-primary btn-block mb-2" data-toggle="modal" data-target="#pay_with">
-                    <i class="fa fa-fw fa-arrow-circle-right"/> Payer maintenant
+               <a
+                href="#"
+                t-if="invoice.state == 'posted' and invoice.payment_state in ('not_paid', 'partial') and invoice.amount_total and invoice.move_type == 'out_invoice' and (pending_manual_txs or not tx_ids or invoice.amount_paid &lt; invoice.amount_total) and invoice.is_payment_online"
+                class="btn btn-primary mb-2"
+                data-bs-toggle="modal"
+                data-bs-target="#pay_with"
+            >
+                    <i
+                    class="fa fa-fw fa-arrow-circle-right"
+                /> Payer maintenant
                </a>
            </xpath>
     </template>
-</odoo>
\ No newline at end of file
+</odoo>
diff --git a/views/account_invoice.xml b/views/account_invoice.xml
old mode 100755
new mode 100644
index ebdb109eba51519ad077a8443ec197cef6cfcd58..461f70fc053be9ab451ab87f48e80616cbedbfaf
--- a/views/account_invoice.xml
+++ b/views/account_invoice.xml
@@ -1,19 +1,21 @@
-<?xml version="1.0"?>
-<!-- Copyright 2020 Le Filament
+<?xml version="1.0" ?>
+<!-- Copyright 2020- Le Filament (https://le-filament.com)
      License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl). -->
-
 <odoo>
     <data>
-        <record id="view_account_invoice_form_inherited" model="ir.ui.view">
-            <field name="name">account.invoice.form.inherited</field>
-            <field name="model">account.invoice</field>
-            <field name="inherit_id" ref="account.invoice_form"/>
+        <record id="view_account_move_form_inherited" model="ir.ui.view">
+            <field name="name">account.move.form.inherited</field>
+            <field name="model">account.move</field>
+            <field name="inherit_id" ref="account.view_move_form" />
             <field name="arch" type="xml">
-                <xpath expr="//field[@name='incoterm_id']" position="before">
-                    <field name="is_payment_online"/>
+                <xpath
+                    expr="//field[@name='invoice_incoterm_id']"
+                    position="before"
+                >
+                    <field name="is_payment_online" />
                 </xpath>
             </field>
         </record>
 
     </data>
-</odoo>
\ No newline at end of file
+</odoo>