Collection._getRowFieldResult - Code Metrics - Inspection of "Merge pull request #92 from mbroersen/develop" - mbroersen/jeloquent - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( d362a9...56faa4 )

by Mark

created 2022-01-11 11:15 UTC

Collection._getRowFieldResult B

↳ Parent: Collection

Complexity

Conditions

Size

Total Lines	25
Code Lines	15

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	8
eloc	15
dl	0
loc	25
rs	7.3333
c	0
b	0
f	0

/**
 *
 */
export default class Collection extends Array {

    /**
     *
     * @param items
     */
    constructor(...items) {
        super(...items);
    }

    /**
     *
     * @param row
     * @param lookUpFields
     * @return {{}|[]|*}
     * @private
     */
    _getRowFieldResult(row, lookUpFields) {
        let resultField = row[lookUpFields[0]] ?? null;
        for (let i = 1; i < lookUpFields.length; i++) {
            const currentField = lookUpFields[i];

            if (resultField === null) {
                break;
            }

            if (resultField instanceof Collection) {
                return resultField.pluck(lookUpFields[i]);
            }

            resultField = resultField[currentField] ?? null;
        }

        return resultField;
    }

    /**
     *
     * @return {T|null}
     */
    first() {
        return this[0] ?? null;
    }

    /**
     * @return {string}
     */
    jsonStringify() {
        return JSON.stringify(this);
    }

    /**
     *
     * @return {T|null}
     */
    last() {
        return this.slice(-1)[0] ?? null;
    }

    /**
     *
     * @param array
     * @return {Collection}
     */
    merge(array) {
        this.push(...array);
        return this;
    }

    /**
     *
     * @param field
     * @param keyField
     * @return {{}|[]}
     */
    pluck(field, keyField = '') {
        const lookUpFields = field.split('.');

        if (keyField) {
            const lookUpKeyField = keyField.split('.');
            const result = {};
            for (const i in this) {
                result[this._getRowFieldResult(this[i], lookUpKeyField)] = this._getRowFieldResult(this[i], lookUpFields);
            }
            return result;
        }

        const result = [];
        for (const i in this) {
            result.push(this._getRowFieldResult(this[i], lookUpFields));
        }

        return result;
    }

    /**
     *
     * @return {T}
     */
    random() {
        return this[Math.round(((this.length - 1) * Math.random()))];
    }

    /**
     *
     * @param field
     * @return {Collection}
     */
    unique(field) {
        const unique = {};
        for (const i in this) {
            unique[this[i][field]] = this[i];
        }

        return new Collection(...Object.values(unique));
    }

    /**
     *
     * @param field
     * @param operator
     * @param value
     * @return {boolean|Collection}
     */
    where(field, operator, value) {
        value = value ?? operator;
        operator = (operator === value) ? '==' : operator;
        const operators = {
            '>'(fieldValue, value) {
                return fieldValue > value;
            },
            '>='(fieldValue, value) {
                return fieldValue >= value;
            },
            '<'(fieldValue, value) {
                return fieldValue < value;
            },
            '<='(fieldValue, value) {
                return fieldValue <= value;
            },
            '!='(fieldValue, value) {
                return fieldValue != value;
            },
            '=='(fieldValue, value) {
                return fieldValue == value;
            }
        }

        if (!Object.prototype.hasOwnProperty.call(operators, operator)) {
            throw new Error("Invalid comparison operator used");
        }

        return this.whereIfFunction(field, (field, object) => {
            return operators[operator](object[field], value);
        })
    }

    /**
     *
     * @param field
     * @param values
     * @return {Collection}
     */
    whereBetween(field, values) {
        return this.whereIfFunction(field, (field, object) => {
            const fieldValue = object[field];
            return fieldValue >= values[0] && fieldValue <= values[1]
        });
    }

    /**
     *
     * @param field
     * @param whereIfFunction
     * @return {Collection}
     */
    whereIfFunction(field, whereIfFunction) {
        const reqister = new Collection();
        for (const i in this) {
            if (whereIfFunction(field, this[i])) {
                reqister.push(this[i]);
            }
        }
        return reqister;
    }

    /**
     *
     * @param field
     * @param values
     * @return {Collection}
     */
    whereIn(field, values) {
        return this.whereIfFunction(field, (field, object) => {
            return values.includes(object[field]);
        });
    }

    /**
     *
     * @param classInstance
     * @return {Collection}
     */
    whereInstanceOf(classInstance) {
        return this.whereIfFunction(null, (field, object) => {
            return object instanceof classInstance;
        });
    }

    /**
     *
     * @param field
     * @param values
     * @return {Collection}
     */
    whereNotBetween(field, values) {
        return this.whereIfFunction(field, (field, object) => {
            const fieldValue = object[field];
            return !(fieldValue >= values[0] && fieldValue <= values[1])
        });
    }

    /**
     *
     * @param field
     * @param values
     * @return {Collection}
     */
    whereNotIn(field, values) {
        return this.whereIfFunction(field, (field, object) => {
            return !values.includes(object[field]);
        });
    }

    /**
     *
     * @param classInstance
     * @return {Collection}
     */
    whereNotInstanceOf(classInstance) {
        return this.whereIfFunction(null, (field, object) => {
            return !(object instanceof classInstance);
        });
    }

    /**
     *
     * @param field
     * @return {Collection}
     */
    whereNotNull(field) {
        return this.whereIfFunction(field, (field, object) => {
            return object[field] !== null;
        });
    }

    /**
     *
     * @param field
     * @return {Collection}
     */
    whereNull(field) {
        return this.whereIfFunction(field, (field, object) => {
            return object[field] === null;
        });
    }
}

1			/**
2			*
3			*/
4			export default class Collection extends Array {
5
6			/**
7			*
8			* @param items
9			*/
10			constructor(...items) {
11			super(...items);
12			}
13
14			/**
15			*
16			* @param row
17			* @param lookUpFields
18			* @return {{}\|[]\|*}
19			* @private
20			*/
21			_getRowFieldResult(row, lookUpFields) {
22			let resultField = row[lookUpFields[0]] ?? null;
23			for (let i = 1; i < lookUpFields.length; i++) {
24			const currentField = lookUpFields[i];
25
26			if (resultField === null) {
27			break;
28			}
29
30			if (resultField instanceof Collection) {
31			return resultField.pluck(lookUpFields[i]);
32			}
33
34			resultField = resultField[currentField] ?? null;
35			}
36
37			return resultField;
38			}
39
40			/**
41			*
42			* @return {T\|null}
43			*/
44			first() {
45			return this[0] ?? null;
46			}
47
48			/**
49			* @return {string}
50			*/
51			jsonStringify() {
52			return JSON.stringify(this);
53			}
54
55			/**
56			*
57			* @return {T\|null}
58			*/
59			last() {
60			return this.slice(-1)[0] ?? null;
61			}
62
63			/**
64			*
65			* @param array
66			* @return {Collection}
67			*/
68			merge(array) {
69			this.push(...array);
70			return this;
71			}
72
73			/**
74			*
75			* @param field
76			* @param keyField
77			* @return {{}\|[]}
78			*/
79			pluck(field, keyField = '') {
80			const lookUpFields = field.split('.');
81
82			if (keyField) {
83			const lookUpKeyField = keyField.split('.');
84			const result = {};
85			for (const i in this) {
86			result[this._getRowFieldResult(this[i], lookUpKeyField)] = this._getRowFieldResult(this[i], lookUpFields);
87			}
88			return result;
89			}
90
91			const result = [];
92			for (const i in this) {
93			result.push(this._getRowFieldResult(this[i], lookUpFields));
94			}
95
96			return result;
97			}
98
99			/**
100			*
101			* @return {T}
102			*/
103			random() {
104			return this[Math.round(((this.length - 1) * Math.random()))];
105			}
106
107			/**
108			*
109			* @param field
110			* @return {Collection}
111			*/
112			unique(field) {
113			const unique = {};
114			for (const i in this) {
115			unique[this[i][field]] = this[i];
116			}
117
118			return new Collection(...Object.values(unique));
119			}
120
121			/**
122			*
123			* @param field
124			* @param operator
125			* @param value
126			* @return {boolean\|Collection}
127			*/
128			where(field, operator, value) {
129			value = value ?? operator;
130			operator = (operator === value) ? '==' : operator;
131			const operators = {
132			'>'(fieldValue, value) {
133			return fieldValue > value;
134			},
135			'>='(fieldValue, value) {
136			return fieldValue >= value;
137			},
138			'<'(fieldValue, value) {
139			return fieldValue < value;
140			},
141			'<='(fieldValue, value) {
142			return fieldValue <= value;
143			},
144			'!='(fieldValue, value) {
145			return fieldValue != value;
146			},
147			'=='(fieldValue, value) {
148			return fieldValue == value;
149			}
150			}
151
152			if (!Object.prototype.hasOwnProperty.call(operators, operator)) {
153			throw new Error("Invalid comparison operator used");
154			}
155
156			return this.whereIfFunction(field, (field, object) => {
157			return operators[operator](object[field], value);
158			})
159			}
160
161			/**
162			*
163			* @param field
164			* @param values
165			* @return {Collection}
166			*/
167			whereBetween(field, values) {
168			return this.whereIfFunction(field, (field, object) => {
169			const fieldValue = object[field];
170			return fieldValue >= values[0] && fieldValue <= values[1]
171			});
172			}
173
174			/**
175			*
176			* @param field
177			* @param whereIfFunction
178			* @return {Collection}
179			*/
180			whereIfFunction(field, whereIfFunction) {
181			const reqister = new Collection();
182			for (const i in this) {
183			if (whereIfFunction(field, this[i])) {
184			reqister.push(this[i]);
185			}
186			}
187			return reqister;
188			}
189
190			/**
191			*
192			* @param field
193			* @param values
194			* @return {Collection}
195			*/
196			whereIn(field, values) {
197			return this.whereIfFunction(field, (field, object) => {
198			return values.includes(object[field]);
199			});
200			}
201
202			/**
203			*
204			* @param classInstance
205			* @return {Collection}
206			*/
207			whereInstanceOf(classInstance) {
208			return this.whereIfFunction(null, (field, object) => {
209			return object instanceof classInstance;
210			});
211			}
212
213			/**
214			*
215			* @param field
216			* @param values
217			* @return {Collection}
218			*/
219			whereNotBetween(field, values) {
220			return this.whereIfFunction(field, (field, object) => {
221			const fieldValue = object[field];
222			return !(fieldValue >= values[0] && fieldValue <= values[1])
223			});
224			}
225
226			/**
227			*
228			* @param field
229			* @param values
230			* @return {Collection}
231			*/
232			whereNotIn(field, values) {
233			return this.whereIfFunction(field, (field, object) => {
234			return !values.includes(object[field]);
235			});
236			}
237
238			/**
239			*
240			* @param classInstance
241			* @return {Collection}
242			*/
243			whereNotInstanceOf(classInstance) {
244			return this.whereIfFunction(null, (field, object) => {
245			return !(object instanceof classInstance);
246			});
247			}
248
249			/**
250			*
251			* @param field
252			* @return {Collection}
253			*/
254			whereNotNull(field) {
255			return this.whereIfFunction(field, (field, object) => {
256			return object[field] !== null;
257			});
258			}
259
260			/**
261			*
262			* @param field
263			* @return {Collection}
264			*/
265			whereNull(field) {
266			return this.whereIfFunction(field, (field, object) => {
267			return object[field] === null;
268			});
269			}
270			}

mbroersen / jeloquent

Push — master ( d362a9...56faa4 )

Collection._getRowFieldResult B

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