1 | <?php |
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2 | |||
3 | /* |
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4 | * This file is part of Laravel Love. |
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5 | * |
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6 | * (c) Anton Komarev <[email protected]> |
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7 | * |
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8 | * For the full copyright and license information, please view the LICENSE |
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9 | * file that was distributed with this source code. |
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10 | */ |
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11 | |||
12 | declare(strict_types=1); |
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13 | |||
14 | namespace Cog\Laravel\Love\Reacter\Models; |
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15 | |||
16 | use Cog\Contracts\Love\Reactant\Exceptions\ReactantInvalid; |
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17 | use Cog\Contracts\Love\Reactant\Models\Reactant as ReactantInterface; |
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18 | use Cog\Contracts\Love\Reacter\Exceptions\NotAssignedToReacterable; |
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19 | use Cog\Contracts\Love\Reacter\Models\Reacter as ReacterInterface; |
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20 | use Cog\Contracts\Love\Reacterable\Models\Reacterable as ReacterableInterface; |
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21 | use Cog\Contracts\Love\Reaction\Exceptions\ReactionAlreadyExists; |
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22 | use Cog\Contracts\Love\Reaction\Exceptions\ReactionNotExists; |
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23 | use Cog\Contracts\Love\Reaction\Models\Reaction as ReactionInterface; |
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24 | use Cog\Contracts\Love\ReactionType\Models\ReactionType as ReactionTypeInterface; |
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25 | use Cog\Laravel\Love\Reaction\Models\Reaction; |
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26 | use Cog\Laravel\Love\Support\Database\Eloquent\Model; |
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27 | use Illuminate\Database\Eloquent\Casts\Attribute; |
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28 | use Illuminate\Database\Eloquent\Factories\HasFactory; |
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29 | use Illuminate\Database\Eloquent\Relations\HasMany; |
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30 | use Illuminate\Database\Eloquent\Relations\MorphTo; |
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31 | |||
32 | final class Reacter extends Model implements |
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33 | ReacterInterface |
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34 | { |
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35 | use HasFactory; |
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36 | |||
37 | protected $table = 'love_reacters'; |
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38 | |||
39 | protected static $unguarded = true; |
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40 | |||
41 | public function id(): Attribute |
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42 | { |
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43 | return new Attribute( |
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44 | get: fn (string | null $value) => $value, |
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45 | set: fn (string | null $value) => $value, |
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46 | ); |
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47 | } |
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48 | |||
49 | public function reacterable(): MorphTo |
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50 | { |
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51 | return $this->morphTo('reacterable', 'type', 'id', 'love_reacter_id'); |
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52 | } |
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53 | |||
54 | public function reactions(): HasMany |
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55 | { |
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56 | return $this->hasMany(Reaction::class, 'reacter_id'); |
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57 | } |
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58 | |||
59 | public function getId(): string |
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60 | { |
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61 | return $this->getAttributeValue('id'); |
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62 | } |
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63 | |||
64 | public function getReacterable(): ReacterableInterface |
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65 | { |
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66 | $reacterable = $this->getAttribute('reacterable'); |
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67 | |||
68 | if ($reacterable === null) { |
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69 | throw new NotAssignedToReacterable(); |
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70 | } |
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71 | |||
72 | return $reacterable; |
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73 | } |
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74 | |||
75 | public function getReactions(): iterable |
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76 | { |
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77 | return $this->getAttribute('reactions'); |
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78 | } |
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79 | |||
80 | public function reactTo( |
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81 | ReactantInterface $reactant, |
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82 | ReactionTypeInterface $reactionType, |
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83 | float | null $rate = null, |
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84 | ): void { |
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85 | if ($reactant->isNull()) { |
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86 | throw ReactantInvalid::notExists(); |
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87 | } |
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88 | |||
89 | $reaction = $this->findReaction($reactant, $reactionType); |
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90 | |||
91 | if ($reaction === null) { |
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92 | $this->createReaction($reactant, $reactionType, $rate); |
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93 | |||
94 | return; |
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95 | } |
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96 | |||
97 | if ($rate === null) { |
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98 | throw ReactionAlreadyExists::ofType($reactionType); |
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99 | } |
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100 | |||
101 | $reaction->changeRate($rate); |
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102 | } |
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103 | |||
104 | public function unreactTo( |
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105 | ReactantInterface $reactant, |
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106 | ReactionTypeInterface $reactionType, |
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107 | ): void { |
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108 | if ($reactant->isNull()) { |
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109 | throw ReactantInvalid::notExists(); |
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110 | } |
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111 | |||
112 | $reaction = $this->findReaction($reactant, $reactionType); |
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113 | |||
114 | if ($reaction === null) { |
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115 | throw ReactionNotExists::ofType($reactionType); |
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116 | } |
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117 | |||
118 | $reaction->delete(); |
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119 | } |
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120 | |||
121 | public function hasReactedTo( |
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122 | ReactantInterface $reactant, |
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123 | ReactionTypeInterface | null $reactionType = null, |
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124 | float | null $rate = null, |
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125 | ): bool { |
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126 | if ($reactant->isNull()) { |
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127 | return false; |
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128 | } |
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129 | |||
130 | return $reactant->isReactedBy($this, $reactionType, $rate); |
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131 | } |
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132 | |||
133 | public function hasNotReactedTo( |
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134 | ReactantInterface $reactant, |
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135 | ReactionTypeInterface | null $reactionType = null, |
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136 | float | null $rate = null, |
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137 | ): bool { |
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138 | return $reactant->isNotReactedBy($this, $reactionType, $rate); |
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139 | } |
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140 | |||
141 | public function isEqualTo( |
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142 | ReacterInterface $that, |
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143 | ): bool { |
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144 | return $that->isNotNull() |
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145 | && $this->getId() === $that->getId(); |
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146 | } |
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147 | |||
148 | public function isNotEqualTo( |
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149 | ReacterInterface $that, |
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150 | ): bool { |
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151 | return !$this->isEqualTo($that); |
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152 | } |
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153 | |||
154 | public function isNull(): bool |
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155 | { |
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156 | return !$this->exists; |
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157 | } |
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158 | |||
159 | public function isNotNull(): bool |
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160 | { |
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161 | return $this->exists; |
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162 | } |
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163 | |||
164 | private function createReaction( |
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165 | ReactantInterface $reactant, |
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166 | ReactionTypeInterface $reactionType, |
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167 | float | null $rate = null, |
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168 | ): void { |
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169 | $this->reactions()->create([ |
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170 | 'reaction_type_id' => $reactionType->getId(), |
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171 | 'reactant_id' => $reactant->getId(), |
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172 | 'rate' => $rate, |
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173 | ]); |
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174 | } |
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175 | |||
176 | /** |
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177 | * @param \Cog\Contracts\Love\Reactant\Models\Reactant $reactant |
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178 | * @param \Cog\Contracts\Love\ReactionType\Models\ReactionType $reactionType |
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179 | * @return \Cog\Contracts\Love\Reaction\Models\Reaction|\Illuminate\Database\Eloquent\Model|null |
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180 | */ |
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181 | private function findReaction( |
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182 | ReactantInterface $reactant, |
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183 | ReactionTypeInterface $reactionType, |
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184 | ): ReactionInterface | null { |
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185 | return $this |
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186 | ->reactions() |
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187 | ->where('reactant_id', $reactant->getId()) |
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188 | ->where('reaction_type_id', $reactionType->getId()) |
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189 | ->first(); |
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190 | } |
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191 | } |
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192 |