Rework estimate listing and data model

Add field for statement of work. Take changelog-style presentation of
dates out of list view because it answers questions that aren't being
asked.

app/Estimate.php

@@ -96,7 +96,7 @@ public static function listing(Builder $builder)

        $builder->selectRaw('clients.name as clientName');
        $builder->selectRaw('clients.id as clientId');
        $builder->orderByRaw('LOWER(estimates.name) ASC');
        $builder->orderByRaw('created_at DESC');
        return $builder;
    }

app/Helpers/CurrencyHelper.php

@@ -11,15 +11,36 @@ class CurrencyHelper
    /**
     * Format a monetary value with cents
     *
     * @param float $value The value to format.
     * @param float|null $value The value to format.
     *
     * @return string
     */
    public static function money(float $value)
    public static function money(?float $value)
    {
        if ($value === null) {
            return '';
        }

        return money_format('%.2n', $value);
    }

    /**
     * Format a monetary value without cents
     *
     * @param float|null $value The value to format.
     *
     * @return string
     */
    public static function dollars(?float $value)
    {
        if ($value === null) {
            return '';
        }

        return money_format('%.0n', $value);
    }


    /**
     * Calculate an hourly rate
     *

app/Helpers/TimeHelper.php

@@ -71,7 +71,7 @@ public static function minutesToHours(int $minutes, int $precision = 2)
     *
     * @return string
     */
    public static function readableShortDate(Carbon $value = null)
    public static function readableShortDate(?Carbon $value = null)
    {
        if ($value === null) {
            return '';
@@ -120,7 +120,7 @@ public static function shiftTimezone(Carbon $value, string $timezone = null)
     *
     * @return string
     */
    public static function longDate(Carbon $value = null)
    public static function longDate(?Carbon $value = null)
    {
        if ($value === null) {
            return '';
@@ -136,7 +136,7 @@ public static function longDate(Carbon $value = null)
     *
     * @return string
     */
    public static function time(Carbon $value = null)
    public static function time(?Carbon $value = null)
    {
        if ($value === null) {
            return '';
@@ -181,8 +181,12 @@ public static function roundToNearestMultiple(int $value, int $multiple)
     *
     * @return string
     */
    public static function daysAgo(Carbon $value = null)
    public static function daysAgo(?Carbon $value = null)
    {
        if ($value === null) {
            return '';
        }

        return self::shiftTimezone($value)->diffForHumans();
    }
}

app/Http/Requests/EstimateRequest.php

@@ -40,6 +40,7 @@ public function rules()
            'fee' => 'nullable|numeric',
            'hours' => 'nullable|numeric',
            'summary' => 'nullable',
            'statement_of_work' => 'nullable',
        ];
    }

database/migrations/2015_12_08_031825_create_base_schema.php

@@ -72,6 +72,7 @@ function (Blueprint $table) {
                $table->integer('fee')->nullable();
                $table->integer('hours')->unsigned()->nullable();
                $table->text('summary')->nullable();
                $table->text('statement_of_work')->nullable();
                $table->timestamps();
                $table->softDeletes();
                $table->foreign('client_id')->references('id')->on('clients');
@@ -115,7 +116,7 @@ function (Blueprint $table) {
            function (Blueprint $table) {
                $table->increments('id');
                $table->integer('user_id')->unsigned();
                $table->integer('estimatedDuration')->unsigned();
                $table->integer('estimatedDuration')->unsigned()->default(0);
                $table->integer('project_id')->unsigned();
                $table->integer('invoice_id')->nullable()->unsigned();
                $table->dateTime('start')->nullable();