// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: https://codemirror.net/LICENSE

;(function (mod) {
    if (typeof exports == 'object' && typeof module == 'object')
        // CommonJS
        mod(require('../../lib/codemirror'))
    else if (typeof define == 'function' && define.amd)
        // AMD
        define(['../../lib/codemirror'], mod)
    // Plain browser env
    else mod(CodeMirror)
})(function (CodeMirror) {
    'use strict'

    CodeMirror.defineMode('properties', function () {
        return {
            token: function (stream, state) {
                var sol = stream.sol() || state.afterSection
                var eol = stream.eol()

                state.afterSection = false

                if (sol) {
                    if (state.nextMultiline) {
                        state.inMultiline = true
                        state.nextMultiline = false
                    } else {
                        state.position = 'def'
                    }
                }

                if (eol && !state.nextMultiline) {
                    state.inMultiline = false
                    state.position = 'def'
                }

                if (sol) {
                    while (stream.eatSpace()) {}
                }

                var ch = stream.next()

                if (sol && (ch === '#' || ch === '!' || ch === ';')) {
                    state.position = 'comment'
                    stream.skipToEnd()
                    return 'comment'
                } else if (sol && ch === '[') {
                    state.afterSection = true
                    stream.skipTo(']')
                    stream.eat(']')
                    return 'header'
                } else if (ch === '=' || ch === ':') {
                    state.position = 'quote'
                    return null
                } else if (ch === '\\' && state.position === 'quote') {
                    if (stream.eol()) {
                        // end of line?
                        // Multiline value
                        state.nextMultiline = true
                    }
                }

                return state.position
            },

            startState: function () {
                return {
                    position: 'def', // Current position, "def", "quote" or "comment"
                    nextMultiline: false, // Is the next line multiline value
                    inMultiline: false, // Is the current line a multiline value
                    afterSection: false, // Did we just open a section
                }
            },
        }
    })

    CodeMirror.defineMIME('text/x-properties', 'properties')
    CodeMirror.defineMIME('text/x-ini', 'properties')
})